* [PATCH 0/4] clk: remove unused device drivers @ 2021-01-20 13:10 ` Arnd Bergmann 0 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Arnd Bergmann From: Arnd Bergmann <arnd@arndb.de> A few Arm platforms are getting removed in v5.12, this removes the corresponding clk drivers. Link: https://lore.kernel.org/linux-arm-kernel/20210120124812.2800027-1-arnd@kernel.org/T/ Arnd Bergmann (4): clk: remove tango4 driver clk: remove zte zx driver clk: remove sirf prima2/atlas drivers clk: remove u300 driver .../bindings/clock/csr,atlas7-car.txt | 55 - .../bindings/clock/prima2-clock.txt | 73 - .../bindings/clock/ste-u300-syscon-clock.txt | 80 - .../bindings/clock/tango4-clock.txt | 23 - .../bindings/clock/zx296702-clk.txt | 34 - .../bindings/clock/zx296718-clk.txt | 37 - drivers/clk/Makefile | 4 - drivers/clk/clk-tango4.c | 85 - drivers/clk/clk-u300.c | 1199 ------------ drivers/clk/sirf/Makefile | 6 - drivers/clk/sirf/atlas6.h | 32 - drivers/clk/sirf/clk-atlas6.c | 150 -- drivers/clk/sirf/clk-atlas7.c | 1682 ----------------- drivers/clk/sirf/clk-common.c | 1037 ---------- drivers/clk/sirf/clk-prima2.c | 149 -- drivers/clk/sirf/prima2.h | 26 - drivers/clk/zte/Makefile | 4 - drivers/clk/zte/clk-zx296702.c | 741 -------- drivers/clk/zte/clk-zx296718.c | 1074 ----------- drivers/clk/zte/clk.c | 446 ----- drivers/clk/zte/clk.h | 174 -- include/dt-bindings/clock/zx296702-clock.h | 180 -- include/linux/platform_data/clk-u300.h | 1 - 23 files changed, 7292 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/csr,atlas7-car.txt delete mode 100644 Documentation/devicetree/bindings/clock/prima2-clock.txt delete mode 100644 Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt delete mode 100644 Documentation/devicetree/bindings/clock/tango4-clock.txt delete mode 100644 Documentation/devicetree/bindings/clock/zx296702-clk.txt delete mode 100644 Documentation/devicetree/bindings/clock/zx296718-clk.txt delete mode 100644 drivers/clk/clk-tango4.c delete mode 100644 drivers/clk/clk-u300.c delete mode 100644 drivers/clk/sirf/Makefile delete mode 100644 drivers/clk/sirf/atlas6.h delete mode 100644 drivers/clk/sirf/clk-atlas6.c delete mode 100644 drivers/clk/sirf/clk-atlas7.c delete mode 100644 drivers/clk/sirf/clk-common.c delete mode 100644 drivers/clk/sirf/clk-prima2.c delete mode 100644 drivers/clk/sirf/prima2.h delete mode 100644 drivers/clk/zte/Makefile delete mode 100644 drivers/clk/zte/clk-zx296702.c delete mode 100644 drivers/clk/zte/clk-zx296718.c delete mode 100644 drivers/clk/zte/clk.c delete mode 100644 drivers/clk/zte/clk.h delete mode 100644 include/dt-bindings/clock/zx296702-clock.h delete mode 100644 include/linux/platform_data/clk-u300.h -- 2.29.2 ^ permalink raw reply [flat|nested] 20+ messages in thread
* [PATCH 0/4] clk: remove unused device drivers @ 2021-01-20 13:10 ` Arnd Bergmann 0 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Arnd Bergmann From: Arnd Bergmann <arnd@arndb.de> A few Arm platforms are getting removed in v5.12, this removes the corresponding clk drivers. Link: https://lore.kernel.org/linux-arm-kernel/20210120124812.2800027-1-arnd@kernel.org/T/ Arnd Bergmann (4): clk: remove tango4 driver clk: remove zte zx driver clk: remove sirf prima2/atlas drivers clk: remove u300 driver .../bindings/clock/csr,atlas7-car.txt | 55 - .../bindings/clock/prima2-clock.txt | 73 - .../bindings/clock/ste-u300-syscon-clock.txt | 80 - .../bindings/clock/tango4-clock.txt | 23 - .../bindings/clock/zx296702-clk.txt | 34 - .../bindings/clock/zx296718-clk.txt | 37 - drivers/clk/Makefile | 4 - drivers/clk/clk-tango4.c | 85 - drivers/clk/clk-u300.c | 1199 ------------ drivers/clk/sirf/Makefile | 6 - drivers/clk/sirf/atlas6.h | 32 - drivers/clk/sirf/clk-atlas6.c | 150 -- drivers/clk/sirf/clk-atlas7.c | 1682 ----------------- drivers/clk/sirf/clk-common.c | 1037 ---------- drivers/clk/sirf/clk-prima2.c | 149 -- drivers/clk/sirf/prima2.h | 26 - drivers/clk/zte/Makefile | 4 - drivers/clk/zte/clk-zx296702.c | 741 -------- drivers/clk/zte/clk-zx296718.c | 1074 ----------- drivers/clk/zte/clk.c | 446 ----- drivers/clk/zte/clk.h | 174 -- include/dt-bindings/clock/zx296702-clock.h | 180 -- include/linux/platform_data/clk-u300.h | 1 - 23 files changed, 7292 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/csr,atlas7-car.txt delete mode 100644 Documentation/devicetree/bindings/clock/prima2-clock.txt delete mode 100644 Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt delete mode 100644 Documentation/devicetree/bindings/clock/tango4-clock.txt delete mode 100644 Documentation/devicetree/bindings/clock/zx296702-clk.txt delete mode 100644 Documentation/devicetree/bindings/clock/zx296718-clk.txt delete mode 100644 drivers/clk/clk-tango4.c delete mode 100644 drivers/clk/clk-u300.c delete mode 100644 drivers/clk/sirf/Makefile delete mode 100644 drivers/clk/sirf/atlas6.h delete mode 100644 drivers/clk/sirf/clk-atlas6.c delete mode 100644 drivers/clk/sirf/clk-atlas7.c delete mode 100644 drivers/clk/sirf/clk-common.c delete mode 100644 drivers/clk/sirf/clk-prima2.c delete mode 100644 drivers/clk/sirf/prima2.h delete mode 100644 drivers/clk/zte/Makefile delete mode 100644 drivers/clk/zte/clk-zx296702.c delete mode 100644 drivers/clk/zte/clk-zx296718.c delete mode 100644 drivers/clk/zte/clk.c delete mode 100644 drivers/clk/zte/clk.h delete mode 100644 include/dt-bindings/clock/zx296702-clock.h delete mode 100644 include/linux/platform_data/clk-u300.h -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
* [PATCH 1/4] clk: remove tango4 driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-01-20 13:10 ` Arnd Bergmann -1 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Arnd Bergmann, Marc Gonzalez, Mans Rullgard From: Arnd Bergmann <arnd@arndb.de> The tango platform is getting removed, so the driver is no longer needed. Cc: Marc Gonzalez <marc.w.gonzalez@free.fr> Cc: Mans Rullgard <mans@mansr.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- .../bindings/clock/tango4-clock.txt | 23 ----- drivers/clk/Makefile | 1 - drivers/clk/clk-tango4.c | 85 ------------------- 3 files changed, 109 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/tango4-clock.txt delete mode 100644 drivers/clk/clk-tango4.c diff --git a/Documentation/devicetree/bindings/clock/tango4-clock.txt b/Documentation/devicetree/bindings/clock/tango4-clock.txt deleted file mode 100644 index 19c580a7bda2..000000000000 --- a/Documentation/devicetree/bindings/clock/tango4-clock.txt +++ /dev/null @@ -1,23 +0,0 @@ -* Sigma Designs Tango4 Clock Generator - -The Tango4 clock generator outputs cpu_clk and sys_clk (the latter is used -for RAM and various peripheral devices). The clock binding described here -is applicable to all Tango4 SoCs. - -Required Properties: - -- compatible: should be "sigma,tango4-clkgen". -- reg: physical base address of the device and length of memory mapped region. -- clocks: phandle of the input clock (crystal oscillator). -- clock-output-names: should be "cpuclk" and "sysclk". -- #clock-cells: should be set to 1. - -Example: - - clkgen: clkgen@10000 { - compatible = "sigma,tango4-clkgen"; - reg = <0x10000 0x40>; - clocks = <&xtal>; - clock-output-names = "cpuclk", "sysclk"; - #clock-cells = <1>; - }; diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index dbdc590e7de3..adf05704336e 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -63,7 +63,6 @@ obj-$(CONFIG_COMMON_CLK_SI570) += clk-si570.o obj-$(CONFIG_COMMON_CLK_STM32F) += clk-stm32f4.o obj-$(CONFIG_COMMON_CLK_STM32H7) += clk-stm32h7.o obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o -obj-$(CONFIG_ARCH_TANGO) += clk-tango4.o obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o obj-$(CONFIG_ARCH_U300) += clk-u300.o obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o diff --git a/drivers/clk/clk-tango4.c b/drivers/clk/clk-tango4.c deleted file mode 100644 index fe12a43f7a40..000000000000 --- a/drivers/clk/clk-tango4.c +++ /dev/null @@ -1,85 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <linux/kernel.h> -#include <linux/clk-provider.h> -#include <linux/of_address.h> -#include <linux/init.h> -#include <linux/io.h> - -#define CLK_COUNT 4 /* cpu_clk, sys_clk, usb_clk, sdio_clk */ -static struct clk *clks[CLK_COUNT]; -static struct clk_onecell_data clk_data = { clks, CLK_COUNT }; - -#define SYSCLK_DIV 0x20 -#define CPUCLK_DIV 0x24 -#define DIV_BYPASS BIT(23) - -/*** CLKGEN_PLL ***/ -#define extract_pll_n(val) ((val >> 0) & ((1u << 7) - 1)) -#define extract_pll_k(val) ((val >> 13) & ((1u << 3) - 1)) -#define extract_pll_m(val) ((val >> 16) & ((1u << 3) - 1)) -#define extract_pll_isel(val) ((val >> 24) & ((1u << 3) - 1)) - -static void __init make_pll(int idx, const char *parent, void __iomem *base) -{ - char name[8]; - u32 val, mul, div; - - sprintf(name, "pll%d", idx); - val = readl(base + idx * 8); - mul = extract_pll_n(val) + 1; - div = (extract_pll_m(val) + 1) << extract_pll_k(val); - clk_register_fixed_factor(NULL, name, parent, 0, mul, div); - if (extract_pll_isel(val) != 1) - panic("%s: input not set to XTAL_IN\n", name); -} - -static void __init make_cd(int idx, void __iomem *base) -{ - char name[8]; - u32 val, mul, div; - - sprintf(name, "cd%d", idx); - val = readl(base + idx * 8); - mul = 1 << 27; - div = (2 << 27) + val; - clk_register_fixed_factor(NULL, name, "pll2", 0, mul, div); - if (val > 0xf0000000) - panic("%s: unsupported divider %x\n", name, val); -} - -static void __init tango4_clkgen_setup(struct device_node *np) -{ - struct clk **pp = clk_data.clks; - void __iomem *base = of_iomap(np, 0); - const char *parent = of_clk_get_parent_name(np, 0); - - if (!base) - panic("%pOFn: invalid address\n", np); - - if (readl(base + CPUCLK_DIV) & DIV_BYPASS) - panic("%pOFn: unsupported cpuclk setup\n", np); - - if (readl(base + SYSCLK_DIV) & DIV_BYPASS) - panic("%pOFn: unsupported sysclk setup\n", np); - - writel(0x100, base + CPUCLK_DIV); /* disable frequency ramping */ - - make_pll(0, parent, base); - make_pll(1, parent, base); - make_pll(2, parent, base); - make_cd(2, base + 0x80); - make_cd(6, base + 0x80); - - pp[0] = clk_register_divider(NULL, "cpu_clk", "pll0", 0, - base + CPUCLK_DIV, 8, 8, CLK_DIVIDER_ONE_BASED, NULL); - pp[1] = clk_register_fixed_factor(NULL, "sys_clk", "pll1", 0, 1, 4); - pp[2] = clk_register_fixed_factor(NULL, "usb_clk", "cd2", 0, 1, 2); - pp[3] = clk_register_fixed_factor(NULL, "sdio_clk", "cd6", 0, 1, 2); - - if (IS_ERR(pp[0]) || IS_ERR(pp[1]) || IS_ERR(pp[2]) || IS_ERR(pp[3])) - panic("%pOFn: clk registration failed\n", np); - - if (of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data)) - panic("%pOFn: clk provider registration failed\n", np); -} -CLK_OF_DECLARE(tango4_clkgen, "sigma,tango4-clkgen", tango4_clkgen_setup); -- 2.29.2 ^ permalink raw reply related [flat|nested] 20+ messages in thread
* [PATCH 1/4] clk: remove tango4 driver @ 2021-01-20 13:10 ` Arnd Bergmann 0 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Mans Rullgard, Arnd Bergmann, Marc Gonzalez From: Arnd Bergmann <arnd@arndb.de> The tango platform is getting removed, so the driver is no longer needed. Cc: Marc Gonzalez <marc.w.gonzalez@free.fr> Cc: Mans Rullgard <mans@mansr.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- .../bindings/clock/tango4-clock.txt | 23 ----- drivers/clk/Makefile | 1 - drivers/clk/clk-tango4.c | 85 ------------------- 3 files changed, 109 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/tango4-clock.txt delete mode 100644 drivers/clk/clk-tango4.c diff --git a/Documentation/devicetree/bindings/clock/tango4-clock.txt b/Documentation/devicetree/bindings/clock/tango4-clock.txt deleted file mode 100644 index 19c580a7bda2..000000000000 --- a/Documentation/devicetree/bindings/clock/tango4-clock.txt +++ /dev/null @@ -1,23 +0,0 @@ -* Sigma Designs Tango4 Clock Generator - -The Tango4 clock generator outputs cpu_clk and sys_clk (the latter is used -for RAM and various peripheral devices). The clock binding described here -is applicable to all Tango4 SoCs. - -Required Properties: - -- compatible: should be "sigma,tango4-clkgen". -- reg: physical base address of the device and length of memory mapped region. -- clocks: phandle of the input clock (crystal oscillator). -- clock-output-names: should be "cpuclk" and "sysclk". -- #clock-cells: should be set to 1. - -Example: - - clkgen: clkgen@10000 { - compatible = "sigma,tango4-clkgen"; - reg = <0x10000 0x40>; - clocks = <&xtal>; - clock-output-names = "cpuclk", "sysclk"; - #clock-cells = <1>; - }; diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index dbdc590e7de3..adf05704336e 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -63,7 +63,6 @@ obj-$(CONFIG_COMMON_CLK_SI570) += clk-si570.o obj-$(CONFIG_COMMON_CLK_STM32F) += clk-stm32f4.o obj-$(CONFIG_COMMON_CLK_STM32H7) += clk-stm32h7.o obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o -obj-$(CONFIG_ARCH_TANGO) += clk-tango4.o obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o obj-$(CONFIG_ARCH_U300) += clk-u300.o obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o diff --git a/drivers/clk/clk-tango4.c b/drivers/clk/clk-tango4.c deleted file mode 100644 index fe12a43f7a40..000000000000 --- a/drivers/clk/clk-tango4.c +++ /dev/null @@ -1,85 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <linux/kernel.h> -#include <linux/clk-provider.h> -#include <linux/of_address.h> -#include <linux/init.h> -#include <linux/io.h> - -#define CLK_COUNT 4 /* cpu_clk, sys_clk, usb_clk, sdio_clk */ -static struct clk *clks[CLK_COUNT]; -static struct clk_onecell_data clk_data = { clks, CLK_COUNT }; - -#define SYSCLK_DIV 0x20 -#define CPUCLK_DIV 0x24 -#define DIV_BYPASS BIT(23) - -/*** CLKGEN_PLL ***/ -#define extract_pll_n(val) ((val >> 0) & ((1u << 7) - 1)) -#define extract_pll_k(val) ((val >> 13) & ((1u << 3) - 1)) -#define extract_pll_m(val) ((val >> 16) & ((1u << 3) - 1)) -#define extract_pll_isel(val) ((val >> 24) & ((1u << 3) - 1)) - -static void __init make_pll(int idx, const char *parent, void __iomem *base) -{ - char name[8]; - u32 val, mul, div; - - sprintf(name, "pll%d", idx); - val = readl(base + idx * 8); - mul = extract_pll_n(val) + 1; - div = (extract_pll_m(val) + 1) << extract_pll_k(val); - clk_register_fixed_factor(NULL, name, parent, 0, mul, div); - if (extract_pll_isel(val) != 1) - panic("%s: input not set to XTAL_IN\n", name); -} - -static void __init make_cd(int idx, void __iomem *base) -{ - char name[8]; - u32 val, mul, div; - - sprintf(name, "cd%d", idx); - val = readl(base + idx * 8); - mul = 1 << 27; - div = (2 << 27) + val; - clk_register_fixed_factor(NULL, name, "pll2", 0, mul, div); - if (val > 0xf0000000) - panic("%s: unsupported divider %x\n", name, val); -} - -static void __init tango4_clkgen_setup(struct device_node *np) -{ - struct clk **pp = clk_data.clks; - void __iomem *base = of_iomap(np, 0); - const char *parent = of_clk_get_parent_name(np, 0); - - if (!base) - panic("%pOFn: invalid address\n", np); - - if (readl(base + CPUCLK_DIV) & DIV_BYPASS) - panic("%pOFn: unsupported cpuclk setup\n", np); - - if (readl(base + SYSCLK_DIV) & DIV_BYPASS) - panic("%pOFn: unsupported sysclk setup\n", np); - - writel(0x100, base + CPUCLK_DIV); /* disable frequency ramping */ - - make_pll(0, parent, base); - make_pll(1, parent, base); - make_pll(2, parent, base); - make_cd(2, base + 0x80); - make_cd(6, base + 0x80); - - pp[0] = clk_register_divider(NULL, "cpu_clk", "pll0", 0, - base + CPUCLK_DIV, 8, 8, CLK_DIVIDER_ONE_BASED, NULL); - pp[1] = clk_register_fixed_factor(NULL, "sys_clk", "pll1", 0, 1, 4); - pp[2] = clk_register_fixed_factor(NULL, "usb_clk", "cd2", 0, 1, 2); - pp[3] = clk_register_fixed_factor(NULL, "sdio_clk", "cd6", 0, 1, 2); - - if (IS_ERR(pp[0]) || IS_ERR(pp[1]) || IS_ERR(pp[2]) || IS_ERR(pp[3])) - panic("%pOFn: clk registration failed\n", np); - - if (of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data)) - panic("%pOFn: clk provider registration failed\n", np); -} -CLK_OF_DECLARE(tango4_clkgen, "sigma,tango4-clkgen", tango4_clkgen_setup); -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 20+ messages in thread
* Re: [PATCH 1/4] clk: remove tango4 driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-01-21 13:47 ` Måns Rullgård -1 siblings, 0 replies; 20+ messages in thread From: Måns Rullgård @ 2021-01-21 13:47 UTC (permalink / raw) To: Arnd Bergmann Cc: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd, Arnd Bergmann, Marc Gonzalez Arnd Bergmann <arnd@kernel.org> writes: > From: Arnd Bergmann <arnd@arndb.de> > > The tango platform is getting removed, so the driver is no > longer needed. > > Cc: Marc Gonzalez <marc.w.gonzalez@free.fr> > Cc: Mans Rullgard <mans@mansr.com> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Mans Rullgard <mans@mansr.com> > --- > .../bindings/clock/tango4-clock.txt | 23 ----- > drivers/clk/Makefile | 1 - > drivers/clk/clk-tango4.c | 85 ------------------- > 3 files changed, 109 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/clock/tango4-clock.txt > delete mode 100644 drivers/clk/clk-tango4.c > > diff --git a/Documentation/devicetree/bindings/clock/tango4-clock.txt b/Documentation/devicetree/bindings/clock/tango4-clock.txt > deleted file mode 100644 > index 19c580a7bda2..000000000000 > --- a/Documentation/devicetree/bindings/clock/tango4-clock.txt > +++ /dev/null > @@ -1,23 +0,0 @@ > -* Sigma Designs Tango4 Clock Generator > - > -The Tango4 clock generator outputs cpu_clk and sys_clk (the latter is used > -for RAM and various peripheral devices). The clock binding described here > -is applicable to all Tango4 SoCs. > - > -Required Properties: > - > -- compatible: should be "sigma,tango4-clkgen". > > -- reg: physical base address of the device and length of memory mapped region. > -- clocks: phandle of the input clock (crystal oscillator). > -- clock-output-names: should be "cpuclk" and "sysclk". > -- #clock-cells: should be set to 1. > - > -Example: > - > - clkgen: clkgen@10000 { > - compatible = "sigma,tango4-clkgen"; > - reg = <0x10000 0x40>; > - clocks = <&xtal>; > - clock-output-names = "cpuclk", "sysclk"; > - #clock-cells = <1>; > - }; > > diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile > index dbdc590e7de3..adf05704336e 100644 > --- a/drivers/clk/Makefile > +++ b/drivers/clk/Makefile > @@ -63,7 +63,6 @@ obj-$(CONFIG_COMMON_CLK_SI570) += clk-si570.o > obj-$(CONFIG_COMMON_CLK_STM32F) += clk-stm32f4.o > obj-$(CONFIG_COMMON_CLK_STM32H7) += clk-stm32h7.o > obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o > -obj-$(CONFIG_ARCH_TANGO) += clk-tango4.o > obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o > obj-$(CONFIG_ARCH_U300) += clk-u300.o > obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o > diff --git a/drivers/clk/clk-tango4.c b/drivers/clk/clk-tango4.c > deleted file mode 100644 > index fe12a43f7a40..000000000000 > --- a/drivers/clk/clk-tango4.c > +++ /dev/null > @@ -1,85 +0,0 @@ > -// SPDX-License-Identifier: GPL-2.0 > -#include <linux/kernel.h> > -#include <linux/clk-provider.h> > -#include <linux/of_address.h> > -#include <linux/init.h> > -#include <linux/io.h> > - > -#define CLK_COUNT 4 /* cpu_clk, sys_clk, usb_clk, sdio_clk */ > -static struct clk *clks[CLK_COUNT]; > -static struct clk_onecell_data clk_data = { clks, CLK_COUNT }; > - > -#define SYSCLK_DIV 0x20 > -#define CPUCLK_DIV 0x24 > -#define DIV_BYPASS BIT(23) > - > -/*** CLKGEN_PLL ***/ > -#define extract_pll_n(val) ((val >> 0) & ((1u << 7) - 1)) > -#define extract_pll_k(val) ((val >> 13) & ((1u << 3) - 1)) > -#define extract_pll_m(val) ((val >> 16) & ((1u << 3) - 1)) > -#define extract_pll_isel(val) ((val >> 24) & ((1u << 3) - 1)) > - > -static void __init make_pll(int idx, const char *parent, void __iomem *base) > -{ > - char name[8]; > - u32 val, mul, div; > - > - sprintf(name, "pll%d", idx); > - val = readl(base + idx * 8); > - mul = extract_pll_n(val) + 1; > - div = (extract_pll_m(val) + 1) << extract_pll_k(val); > - clk_register_fixed_factor(NULL, name, parent, 0, mul, div); > - if (extract_pll_isel(val) != 1) > - panic("%s: input not set to XTAL_IN\n", name); > -} > - > -static void __init make_cd(int idx, void __iomem *base) > -{ > - char name[8]; > - u32 val, mul, div; > - > - sprintf(name, "cd%d", idx); > - val = readl(base + idx * 8); > - mul = 1 << 27; > - div = (2 << 27) + val; > - clk_register_fixed_factor(NULL, name, "pll2", 0, mul, div); > - if (val > 0xf0000000) > - panic("%s: unsupported divider %x\n", name, val); > -} > - > -static void __init tango4_clkgen_setup(struct device_node *np) > -{ > - struct clk **pp = clk_data.clks; > - void __iomem *base = of_iomap(np, 0); > - const char *parent = of_clk_get_parent_name(np, 0); > - > - if (!base) > - panic("%pOFn: invalid address\n", np); > - > - if (readl(base + CPUCLK_DIV) & DIV_BYPASS) > - panic("%pOFn: unsupported cpuclk setup\n", np); > - > - if (readl(base + SYSCLK_DIV) & DIV_BYPASS) > - panic("%pOFn: unsupported sysclk setup\n", np); > - > - writel(0x100, base + CPUCLK_DIV); /* disable frequency ramping */ > - > - make_pll(0, parent, base); > - make_pll(1, parent, base); > - make_pll(2, parent, base); > - make_cd(2, base + 0x80); > - make_cd(6, base + 0x80); > - > - pp[0] = clk_register_divider(NULL, "cpu_clk", "pll0", 0, > - base + CPUCLK_DIV, 8, 8, CLK_DIVIDER_ONE_BASED, NULL); > - pp[1] = clk_register_fixed_factor(NULL, "sys_clk", "pll1", 0, 1, 4); > - pp[2] = clk_register_fixed_factor(NULL, "usb_clk", "cd2", 0, 1, 2); > - pp[3] = clk_register_fixed_factor(NULL, "sdio_clk", "cd6", 0, 1, 2); > - > - if (IS_ERR(pp[0]) || IS_ERR(pp[1]) || IS_ERR(pp[2]) || IS_ERR(pp[3])) > - panic("%pOFn: clk registration failed\n", np); > - > - if (of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data)) > - panic("%pOFn: clk provider registration failed\n", np); > -} > -CLK_OF_DECLARE(tango4_clkgen, "sigma,tango4-clkgen", tango4_clkgen_setup); > -- > > 2.29.2 > -- Måns Rullgård ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 1/4] clk: remove tango4 driver @ 2021-01-21 13:47 ` Måns Rullgård 0 siblings, 0 replies; 20+ messages in thread From: Måns Rullgård @ 2021-01-21 13:47 UTC (permalink / raw) To: Arnd Bergmann Cc: Arnd Bergmann, Marc Gonzalez, Stephen Boyd, Michael Turquette, linux-clk, linux-arm-kernel Arnd Bergmann <arnd@kernel.org> writes: > From: Arnd Bergmann <arnd@arndb.de> > > The tango platform is getting removed, so the driver is no > longer needed. > > Cc: Marc Gonzalez <marc.w.gonzalez@free.fr> > Cc: Mans Rullgard <mans@mansr.com> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Mans Rullgard <mans@mansr.com> > --- > .../bindings/clock/tango4-clock.txt | 23 ----- > drivers/clk/Makefile | 1 - > drivers/clk/clk-tango4.c | 85 ------------------- > 3 files changed, 109 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/clock/tango4-clock.txt > delete mode 100644 drivers/clk/clk-tango4.c > > diff --git a/Documentation/devicetree/bindings/clock/tango4-clock.txt b/Documentation/devicetree/bindings/clock/tango4-clock.txt > deleted file mode 100644 > index 19c580a7bda2..000000000000 > --- a/Documentation/devicetree/bindings/clock/tango4-clock.txt > +++ /dev/null > @@ -1,23 +0,0 @@ > -* Sigma Designs Tango4 Clock Generator > - > -The Tango4 clock generator outputs cpu_clk and sys_clk (the latter is used > -for RAM and various peripheral devices). The clock binding described here > -is applicable to all Tango4 SoCs. > - > -Required Properties: > - > -- compatible: should be "sigma,tango4-clkgen". > > -- reg: physical base address of the device and length of memory mapped region. > -- clocks: phandle of the input clock (crystal oscillator). > -- clock-output-names: should be "cpuclk" and "sysclk". > -- #clock-cells: should be set to 1. > - > -Example: > - > - clkgen: clkgen@10000 { > - compatible = "sigma,tango4-clkgen"; > - reg = <0x10000 0x40>; > - clocks = <&xtal>; > - clock-output-names = "cpuclk", "sysclk"; > - #clock-cells = <1>; > - }; > > diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile > index dbdc590e7de3..adf05704336e 100644 > --- a/drivers/clk/Makefile > +++ b/drivers/clk/Makefile > @@ -63,7 +63,6 @@ obj-$(CONFIG_COMMON_CLK_SI570) += clk-si570.o > obj-$(CONFIG_COMMON_CLK_STM32F) += clk-stm32f4.o > obj-$(CONFIG_COMMON_CLK_STM32H7) += clk-stm32h7.o > obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o > -obj-$(CONFIG_ARCH_TANGO) += clk-tango4.o > obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o > obj-$(CONFIG_ARCH_U300) += clk-u300.o > obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o > diff --git a/drivers/clk/clk-tango4.c b/drivers/clk/clk-tango4.c > deleted file mode 100644 > index fe12a43f7a40..000000000000 > --- a/drivers/clk/clk-tango4.c > +++ /dev/null > @@ -1,85 +0,0 @@ > -// SPDX-License-Identifier: GPL-2.0 > -#include <linux/kernel.h> > -#include <linux/clk-provider.h> > -#include <linux/of_address.h> > -#include <linux/init.h> > -#include <linux/io.h> > - > -#define CLK_COUNT 4 /* cpu_clk, sys_clk, usb_clk, sdio_clk */ > -static struct clk *clks[CLK_COUNT]; > -static struct clk_onecell_data clk_data = { clks, CLK_COUNT }; > - > -#define SYSCLK_DIV 0x20 > -#define CPUCLK_DIV 0x24 > -#define DIV_BYPASS BIT(23) > - > -/*** CLKGEN_PLL ***/ > -#define extract_pll_n(val) ((val >> 0) & ((1u << 7) - 1)) > -#define extract_pll_k(val) ((val >> 13) & ((1u << 3) - 1)) > -#define extract_pll_m(val) ((val >> 16) & ((1u << 3) - 1)) > -#define extract_pll_isel(val) ((val >> 24) & ((1u << 3) - 1)) > - > -static void __init make_pll(int idx, const char *parent, void __iomem *base) > -{ > - char name[8]; > - u32 val, mul, div; > - > - sprintf(name, "pll%d", idx); > - val = readl(base + idx * 8); > - mul = extract_pll_n(val) + 1; > - div = (extract_pll_m(val) + 1) << extract_pll_k(val); > - clk_register_fixed_factor(NULL, name, parent, 0, mul, div); > - if (extract_pll_isel(val) != 1) > - panic("%s: input not set to XTAL_IN\n", name); > -} > - > -static void __init make_cd(int idx, void __iomem *base) > -{ > - char name[8]; > - u32 val, mul, div; > - > - sprintf(name, "cd%d", idx); > - val = readl(base + idx * 8); > - mul = 1 << 27; > - div = (2 << 27) + val; > - clk_register_fixed_factor(NULL, name, "pll2", 0, mul, div); > - if (val > 0xf0000000) > - panic("%s: unsupported divider %x\n", name, val); > -} > - > -static void __init tango4_clkgen_setup(struct device_node *np) > -{ > - struct clk **pp = clk_data.clks; > - void __iomem *base = of_iomap(np, 0); > - const char *parent = of_clk_get_parent_name(np, 0); > - > - if (!base) > - panic("%pOFn: invalid address\n", np); > - > - if (readl(base + CPUCLK_DIV) & DIV_BYPASS) > - panic("%pOFn: unsupported cpuclk setup\n", np); > - > - if (readl(base + SYSCLK_DIV) & DIV_BYPASS) > - panic("%pOFn: unsupported sysclk setup\n", np); > - > - writel(0x100, base + CPUCLK_DIV); /* disable frequency ramping */ > - > - make_pll(0, parent, base); > - make_pll(1, parent, base); > - make_pll(2, parent, base); > - make_cd(2, base + 0x80); > - make_cd(6, base + 0x80); > - > - pp[0] = clk_register_divider(NULL, "cpu_clk", "pll0", 0, > - base + CPUCLK_DIV, 8, 8, CLK_DIVIDER_ONE_BASED, NULL); > - pp[1] = clk_register_fixed_factor(NULL, "sys_clk", "pll1", 0, 1, 4); > - pp[2] = clk_register_fixed_factor(NULL, "usb_clk", "cd2", 0, 1, 2); > - pp[3] = clk_register_fixed_factor(NULL, "sdio_clk", "cd6", 0, 1, 2); > - > - if (IS_ERR(pp[0]) || IS_ERR(pp[1]) || IS_ERR(pp[2]) || IS_ERR(pp[3])) > - panic("%pOFn: clk registration failed\n", np); > - > - if (of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data)) > - panic("%pOFn: clk provider registration failed\n", np); > -} > -CLK_OF_DECLARE(tango4_clkgen, "sigma,tango4-clkgen", tango4_clkgen_setup); > -- > > 2.29.2 > -- Måns Rullgård _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 1/4] clk: remove tango4 driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-02-09 7:43 ` Stephen Boyd -1 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Arnd Bergmann, Marc Gonzalez, Mans Rullgard Quoting Arnd Bergmann (2021-01-20 05:10:23) > From: Arnd Bergmann <arnd@arndb.de> > > The tango platform is getting removed, so the driver is no > longer needed. > > Cc: Marc Gonzalez <marc.w.gonzalez@free.fr> > Cc: Mans Rullgard <mans@mansr.com> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 1/4] clk: remove tango4 driver @ 2021-02-09 7:43 ` Stephen Boyd 0 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Mans Rullgard, Arnd Bergmann, Marc Gonzalez Quoting Arnd Bergmann (2021-01-20 05:10:23) > From: Arnd Bergmann <arnd@arndb.de> > > The tango platform is getting removed, so the driver is no > longer needed. > > Cc: Marc Gonzalez <marc.w.gonzalez@free.fr> > Cc: Mans Rullgard <mans@mansr.com> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
* [PATCH 2/4] clk: remove zte zx driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-01-20 13:10 ` Arnd Bergmann -1 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Arnd Bergmann, Jun Nie, Shawn Guo From: Arnd Bergmann <arnd@arndb.de> The zte zx platform is getting removed, so this driver is no longer needed. Cc: Jun Nie <jun.nie@linaro.org> Cc: Shawn Guo <shawnguo@kernel.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- .../bindings/clock/zx296702-clk.txt | 34 - .../bindings/clock/zx296718-clk.txt | 37 - drivers/clk/Makefile | 1 - drivers/clk/zte/Makefile | 4 - drivers/clk/zte/clk-zx296702.c | 741 ------------ drivers/clk/zte/clk-zx296718.c | 1074 ----------------- drivers/clk/zte/clk.c | 446 ------- drivers/clk/zte/clk.h | 174 --- include/dt-bindings/clock/zx296702-clock.h | 180 --- 9 files changed, 2691 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/zx296702-clk.txt delete mode 100644 Documentation/devicetree/bindings/clock/zx296718-clk.txt delete mode 100644 drivers/clk/zte/Makefile delete mode 100644 drivers/clk/zte/clk-zx296702.c delete mode 100644 drivers/clk/zte/clk-zx296718.c delete mode 100644 drivers/clk/zte/clk.c delete mode 100644 drivers/clk/zte/clk.h delete mode 100644 include/dt-bindings/clock/zx296702-clock.h diff --git a/Documentation/devicetree/bindings/clock/zx296702-clk.txt b/Documentation/devicetree/bindings/clock/zx296702-clk.txt deleted file mode 100644 index 5c91c9e4f1be..000000000000 --- a/Documentation/devicetree/bindings/clock/zx296702-clk.txt +++ /dev/null @@ -1,34 +0,0 @@ -Device Tree Clock bindings for ZTE zx296702 - -This binding uses the common clock binding[1]. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt - -Required properties: -- compatible : shall be one of the following: - "zte,zx296702-topcrm-clk": - zx296702 top clock selection, divider and gating - - "zte,zx296702-lsp0crpm-clk" and - "zte,zx296702-lsp1crpm-clk": - zx296702 device level clock selection and gating - -- reg: Address and length of the register set - -The clock consumer should specify the desired clock by having the clock -ID in its "clocks" phandle cell. See include/dt-bindings/clock/zx296702-clock.h -for the full list of zx296702 clock IDs. - - -topclk: topcrm@09800000 { - compatible = "zte,zx296702-topcrm-clk"; - reg = <0x09800000 0x1000>; - #clock-cells = <1>; -}; - -uart0: serial@09405000 { - compatible = "zte,zx296702-uart"; - reg = <0x09405000 0x1000>; - interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&lsp1clk ZX296702_UART0_PCLK>; -}; diff --git a/Documentation/devicetree/bindings/clock/zx296718-clk.txt b/Documentation/devicetree/bindings/clock/zx296718-clk.txt deleted file mode 100644 index 3a46bf0b2540..000000000000 --- a/Documentation/devicetree/bindings/clock/zx296718-clk.txt +++ /dev/null @@ -1,37 +0,0 @@ -Device Tree Clock bindings for ZTE zx296718 - -This binding uses the common clock binding[1]. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt - -Required properties: -- compatible : shall be one of the following: - "zte,zx296718-topcrm": - zx296718 top clock selection, divider and gating - - "zte,zx296718-lsp0crm" and - "zte,zx296718-lsp1crm": - zx296718 device level clock selection and gating - - "zte,zx296718-audiocrm": - zx296718 audio clock selection, divider and gating - -- reg: Address and length of the register set - -The clock consumer should specify the desired clock by having the clock -ID in its "clocks" phandle cell. See include/dt-bindings/clock/zx296718-clock.h -for the full list of zx296718 clock IDs. - - -topclk: topcrm@1461000 { - compatible = "zte,zx296718-topcrm-clk"; - reg = <0x01461000 0x1000>; - #clock-cells = <1>; -}; - -usbphy0:usb-phy0 { - compatible = "zte,zx296718-usb-phy"; - #phy-cells = <0>; - clocks = <&topclk USB20_PHY_CLK>; - clock-names = "phyclk"; -}; diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index adf05704336e..c1f0e4823868 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -121,6 +121,5 @@ obj-y += versatile/ ifeq ($(CONFIG_COMMON_CLK), y) obj-$(CONFIG_X86) += x86/ endif -obj-$(CONFIG_ARCH_ZX) += zte/ obj-$(CONFIG_ARCH_ZYNQ) += zynq/ obj-$(CONFIG_COMMON_CLK_ZYNQMP) += zynqmp/ diff --git a/drivers/clk/zte/Makefile b/drivers/clk/zte/Makefile deleted file mode 100644 index f130643b695d..000000000000 --- a/drivers/clk/zte/Makefile +++ /dev/null @@ -1,4 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-y := clk.o -obj-$(CONFIG_SOC_ZX296702) += clk-zx296702.o -obj-$(CONFIG_ARCH_ZX) += clk-zx296718.o diff --git a/drivers/clk/zte/clk-zx296702.c b/drivers/clk/zte/clk-zx296702.c deleted file mode 100644 index e846f2a34feb..000000000000 --- a/drivers/clk/zte/clk-zx296702.c +++ /dev/null @@ -1,741 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright 2014 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#include <linux/clk-provider.h> -#include <linux/of_address.h> -#include <dt-bindings/clock/zx296702-clock.h> -#include "clk.h" - -static DEFINE_SPINLOCK(reg_lock); - -static void __iomem *topcrm_base; -static void __iomem *lsp0crpm_base; -static void __iomem *lsp1crpm_base; - -static struct clk *topclk[ZX296702_TOPCLK_END]; -static struct clk *lsp0clk[ZX296702_LSP0CLK_END]; -static struct clk *lsp1clk[ZX296702_LSP1CLK_END]; - -static struct clk_onecell_data topclk_data; -static struct clk_onecell_data lsp0clk_data; -static struct clk_onecell_data lsp1clk_data; - -#define CLK_MUX (topcrm_base + 0x04) -#define CLK_DIV (topcrm_base + 0x08) -#define CLK_EN0 (topcrm_base + 0x0c) -#define CLK_EN1 (topcrm_base + 0x10) -#define VOU_LOCAL_CLKEN (topcrm_base + 0x68) -#define VOU_LOCAL_CLKSEL (topcrm_base + 0x70) -#define VOU_LOCAL_DIV2_SET (topcrm_base + 0x74) -#define CLK_MUX1 (topcrm_base + 0x8c) - -#define CLK_SDMMC1 (lsp0crpm_base + 0x0c) -#define CLK_GPIO (lsp0crpm_base + 0x2c) -#define CLK_SPDIF0 (lsp0crpm_base + 0x10) -#define SPDIF0_DIV (lsp0crpm_base + 0x14) -#define CLK_I2S0 (lsp0crpm_base + 0x18) -#define I2S0_DIV (lsp0crpm_base + 0x1c) -#define CLK_I2S1 (lsp0crpm_base + 0x20) -#define I2S1_DIV (lsp0crpm_base + 0x24) -#define CLK_I2S2 (lsp0crpm_base + 0x34) -#define I2S2_DIV (lsp0crpm_base + 0x38) - -#define CLK_UART0 (lsp1crpm_base + 0x20) -#define CLK_UART1 (lsp1crpm_base + 0x24) -#define CLK_SDMMC0 (lsp1crpm_base + 0x2c) -#define CLK_SPDIF1 (lsp1crpm_base + 0x30) -#define SPDIF1_DIV (lsp1crpm_base + 0x34) - -static const struct zx_pll_config pll_a9_config[] = { - { .rate = 700000000, .cfg0 = 0x800405d1, .cfg1 = 0x04555555 }, - { .rate = 800000000, .cfg0 = 0x80040691, .cfg1 = 0x04aaaaaa }, - { .rate = 900000000, .cfg0 = 0x80040791, .cfg1 = 0x04000000 }, - { .rate = 1000000000, .cfg0 = 0x80040851, .cfg1 = 0x04555555 }, - { .rate = 1100000000, .cfg0 = 0x80040911, .cfg1 = 0x04aaaaaa }, - { .rate = 1200000000, .cfg0 = 0x80040a11, .cfg1 = 0x04000000 }, -}; - -static const struct clk_div_table main_hlk_div[] = { - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { /* sentinel */ } -}; - -static const struct clk_div_table a9_as1_aclk_divider[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { /* sentinel */ } -}; - -static const struct clk_div_table sec_wclk_divider[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { .val = 5, .div = 6, }, - { .val = 7, .div = 8, }, - { /* sentinel */ } -}; - -static const char * const matrix_aclk_sel[] = { - "pll_mm0_198M", - "osc", - "clk_148M5", - "pll_lsp_104M", -}; - -static const char * const a9_wclk_sel[] = { - "pll_a9", - "osc", - "clk_500", - "clk_250", -}; - -static const char * const a9_as1_aclk_sel[] = { - "clk_250", - "osc", - "pll_mm0_396M", - "pll_mac_333M", -}; - -static const char * const a9_trace_clkin_sel[] = { - "clk_74M25", - "pll_mm1_108M", - "clk_125", - "clk_148M5", -}; - -static const char * const decppu_aclk_sel[] = { - "clk_250", - "pll_mm0_198M", - "pll_lsp_104M", - "pll_audio_294M912", -}; - -static const char * const vou_main_wclk_sel[] = { - "clk_148M5", - "clk_74M25", - "clk_27", - "pll_mm1_54M", -}; - -static const char * const vou_scaler_wclk_sel[] = { - "clk_250", - "pll_mac_333M", - "pll_audio_294M912", - "pll_mm0_198M", -}; - -static const char * const r2d_wclk_sel[] = { - "pll_audio_294M912", - "pll_mac_333M", - "pll_a9_350M", - "pll_mm0_396M", -}; - -static const char * const ddr_wclk_sel[] = { - "pll_mac_333M", - "pll_ddr_266M", - "pll_audio_294M912", - "pll_mm0_198M", -}; - -static const char * const nand_wclk_sel[] = { - "pll_lsp_104M", - "osc", -}; - -static const char * const lsp_26_wclk_sel[] = { - "pll_lsp_26M", - "osc", -}; - -static const char * const vl0_sel[] = { - "vou_main_channel_div", - "vou_aux_channel_div", -}; - -static const char * const hdmi_sel[] = { - "vou_main_channel_wclk", - "vou_aux_channel_wclk", -}; - -static const char * const sdmmc0_wclk_sel[] = { - "lsp1_104M_wclk", - "lsp1_26M_wclk", -}; - -static const char * const sdmmc1_wclk_sel[] = { - "lsp0_104M_wclk", - "lsp0_26M_wclk", -}; - -static const char * const uart_wclk_sel[] = { - "lsp1_104M_wclk", - "lsp1_26M_wclk", -}; - -static const char * const spdif0_wclk_sel[] = { - "lsp0_104M_wclk", - "lsp0_26M_wclk", -}; - -static const char * const spdif1_wclk_sel[] = { - "lsp1_104M_wclk", - "lsp1_26M_wclk", -}; - -static const char * const i2s_wclk_sel[] = { - "lsp0_104M_wclk", - "lsp0_26M_wclk", -}; - -static inline struct clk *zx_divtbl(const char *name, const char *parent, - void __iomem *reg, u8 shift, u8 width, - const struct clk_div_table *table) -{ - return clk_register_divider_table(NULL, name, parent, 0, reg, shift, - width, 0, table, ®_lock); -} - -static inline struct clk *zx_div(const char *name, const char *parent, - void __iomem *reg, u8 shift, u8 width) -{ - return clk_register_divider(NULL, name, parent, 0, - reg, shift, width, 0, ®_lock); -} - -static inline struct clk *zx_mux(const char *name, const char * const *parents, - int num_parents, void __iomem *reg, u8 shift, u8 width) -{ - return clk_register_mux(NULL, name, parents, num_parents, - 0, reg, shift, width, 0, ®_lock); -} - -static inline struct clk *zx_gate(const char *name, const char *parent, - void __iomem *reg, u8 shift) -{ - return clk_register_gate(NULL, name, parent, CLK_IGNORE_UNUSED, - reg, shift, CLK_SET_RATE_PARENT, ®_lock); -} - -static void __init zx296702_top_clocks_init(struct device_node *np) -{ - struct clk **clk = topclk; - int i; - - topcrm_base = of_iomap(np, 0); - WARN_ON(!topcrm_base); - - clk[ZX296702_OSC] = - clk_register_fixed_rate(NULL, "osc", NULL, 0, 30000000); - clk[ZX296702_PLL_A9] = - clk_register_zx_pll("pll_a9", "osc", 0, topcrm_base - + 0x01c, pll_a9_config, - ARRAY_SIZE(pll_a9_config), ®_lock); - - /* TODO: pll_a9_350M look like changeble follow a9 pll */ - clk[ZX296702_PLL_A9_350M] = - clk_register_fixed_rate(NULL, "pll_a9_350M", "osc", 0, - 350000000); - clk[ZX296702_PLL_MAC_1000M] = - clk_register_fixed_rate(NULL, "pll_mac_1000M", "osc", 0, - 1000000000); - clk[ZX296702_PLL_MAC_333M] = - clk_register_fixed_rate(NULL, "pll_mac_333M", "osc", 0, - 333000000); - clk[ZX296702_PLL_MM0_1188M] = - clk_register_fixed_rate(NULL, "pll_mm0_1188M", "osc", 0, - 1188000000); - clk[ZX296702_PLL_MM0_396M] = - clk_register_fixed_rate(NULL, "pll_mm0_396M", "osc", 0, - 396000000); - clk[ZX296702_PLL_MM0_198M] = - clk_register_fixed_rate(NULL, "pll_mm0_198M", "osc", 0, - 198000000); - clk[ZX296702_PLL_MM1_108M] = - clk_register_fixed_rate(NULL, "pll_mm1_108M", "osc", 0, - 108000000); - clk[ZX296702_PLL_MM1_72M] = - clk_register_fixed_rate(NULL, "pll_mm1_72M", "osc", 0, - 72000000); - clk[ZX296702_PLL_MM1_54M] = - clk_register_fixed_rate(NULL, "pll_mm1_54M", "osc", 0, - 54000000); - clk[ZX296702_PLL_LSP_104M] = - clk_register_fixed_rate(NULL, "pll_lsp_104M", "osc", 0, - 104000000); - clk[ZX296702_PLL_LSP_26M] = - clk_register_fixed_rate(NULL, "pll_lsp_26M", "osc", 0, - 26000000); - clk[ZX296702_PLL_DDR_266M] = - clk_register_fixed_rate(NULL, "pll_ddr_266M", "osc", 0, - 266000000); - clk[ZX296702_PLL_AUDIO_294M912] = - clk_register_fixed_rate(NULL, "pll_audio_294M912", "osc", 0, - 294912000); - - /* bus clock */ - clk[ZX296702_MATRIX_ACLK] = - zx_mux("matrix_aclk", matrix_aclk_sel, - ARRAY_SIZE(matrix_aclk_sel), CLK_MUX, 2, 2); - clk[ZX296702_MAIN_HCLK] = - zx_divtbl("main_hclk", "matrix_aclk", CLK_DIV, 0, 2, - main_hlk_div); - clk[ZX296702_MAIN_PCLK] = - zx_divtbl("main_pclk", "matrix_aclk", CLK_DIV, 2, 2, - main_hlk_div); - - /* cpu clock */ - clk[ZX296702_CLK_500] = - clk_register_fixed_factor(NULL, "clk_500", "pll_mac_1000M", 0, - 1, 2); - clk[ZX296702_CLK_250] = - clk_register_fixed_factor(NULL, "clk_250", "pll_mac_1000M", 0, - 1, 4); - clk[ZX296702_CLK_125] = - clk_register_fixed_factor(NULL, "clk_125", "clk_250", 0, 1, 2); - clk[ZX296702_CLK_148M5] = - clk_register_fixed_factor(NULL, "clk_148M5", "pll_mm0_1188M", 0, - 1, 8); - clk[ZX296702_CLK_74M25] = - clk_register_fixed_factor(NULL, "clk_74M25", "pll_mm0_1188M", 0, - 1, 16); - clk[ZX296702_A9_WCLK] = - zx_mux("a9_wclk", a9_wclk_sel, ARRAY_SIZE(a9_wclk_sel), CLK_MUX, - 0, 2); - clk[ZX296702_A9_AS1_ACLK_MUX] = - zx_mux("a9_as1_aclk_mux", a9_as1_aclk_sel, - ARRAY_SIZE(a9_as1_aclk_sel), CLK_MUX, 4, 2); - clk[ZX296702_A9_TRACE_CLKIN_MUX] = - zx_mux("a9_trace_clkin_mux", a9_trace_clkin_sel, - ARRAY_SIZE(a9_trace_clkin_sel), CLK_MUX1, 0, 2); - clk[ZX296702_A9_AS1_ACLK_DIV] = - zx_divtbl("a9_as1_aclk_div", "a9_as1_aclk_mux", CLK_DIV, 4, 2, - a9_as1_aclk_divider); - - /* multi-media clock */ - clk[ZX296702_CLK_2] = - clk_register_fixed_factor(NULL, "clk_2", "pll_mm1_72M", 0, - 1, 36); - clk[ZX296702_CLK_27] = - clk_register_fixed_factor(NULL, "clk_27", "pll_mm1_54M", 0, - 1, 2); - clk[ZX296702_DECPPU_ACLK_MUX] = - zx_mux("decppu_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 6, 2); - clk[ZX296702_PPU_ACLK_MUX] = - zx_mux("ppu_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 8, 2); - clk[ZX296702_MALI400_ACLK_MUX] = - zx_mux("mali400_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 12, 2); - clk[ZX296702_VOU_ACLK_MUX] = - zx_mux("vou_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 10, 2); - clk[ZX296702_VOU_MAIN_WCLK_MUX] = - zx_mux("vou_main_wclk_mux", vou_main_wclk_sel, - ARRAY_SIZE(vou_main_wclk_sel), CLK_MUX, 14, 2); - clk[ZX296702_VOU_AUX_WCLK_MUX] = - zx_mux("vou_aux_wclk_mux", vou_main_wclk_sel, - ARRAY_SIZE(vou_main_wclk_sel), CLK_MUX, 16, 2); - clk[ZX296702_VOU_SCALER_WCLK_MUX] = - zx_mux("vou_scaler_wclk_mux", vou_scaler_wclk_sel, - ARRAY_SIZE(vou_scaler_wclk_sel), CLK_MUX, - 18, 2); - clk[ZX296702_R2D_ACLK_MUX] = - zx_mux("r2d_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 20, 2); - clk[ZX296702_R2D_WCLK_MUX] = - zx_mux("r2d_wclk_mux", r2d_wclk_sel, - ARRAY_SIZE(r2d_wclk_sel), CLK_MUX, 22, 2); - - /* other clock */ - clk[ZX296702_CLK_50] = - clk_register_fixed_factor(NULL, "clk_50", "pll_mac_1000M", - 0, 1, 20); - clk[ZX296702_CLK_25] = - clk_register_fixed_factor(NULL, "clk_25", "pll_mac_1000M", - 0, 1, 40); - clk[ZX296702_CLK_12] = - clk_register_fixed_factor(NULL, "clk_12", "pll_mm1_72M", - 0, 1, 6); - clk[ZX296702_CLK_16M384] = - clk_register_fixed_factor(NULL, "clk_16M384", - "pll_audio_294M912", 0, 1, 18); - clk[ZX296702_CLK_32K768] = - clk_register_fixed_factor(NULL, "clk_32K768", "clk_16M384", - 0, 1, 500); - clk[ZX296702_SEC_WCLK_DIV] = - zx_divtbl("sec_wclk_div", "pll_lsp_104M", CLK_DIV, 6, 3, - sec_wclk_divider); - clk[ZX296702_DDR_WCLK_MUX] = - zx_mux("ddr_wclk_mux", ddr_wclk_sel, - ARRAY_SIZE(ddr_wclk_sel), CLK_MUX, 24, 2); - clk[ZX296702_NAND_WCLK_MUX] = - zx_mux("nand_wclk_mux", nand_wclk_sel, - ARRAY_SIZE(nand_wclk_sel), CLK_MUX, 24, 2); - clk[ZX296702_LSP_26_WCLK_MUX] = - zx_mux("lsp_26_wclk_mux", lsp_26_wclk_sel, - ARRAY_SIZE(lsp_26_wclk_sel), CLK_MUX, 27, 1); - - /* gates */ - clk[ZX296702_A9_AS0_ACLK] = - zx_gate("a9_as0_aclk", "matrix_aclk", CLK_EN0, 0); - clk[ZX296702_A9_AS1_ACLK] = - zx_gate("a9_as1_aclk", "a9_as1_aclk_div", CLK_EN0, 1); - clk[ZX296702_A9_TRACE_CLKIN] = - zx_gate("a9_trace_clkin", "a9_trace_clkin_mux", CLK_EN0, 2); - clk[ZX296702_DECPPU_AXI_M_ACLK] = - zx_gate("decppu_axi_m_aclk", "decppu_aclk_mux", CLK_EN0, 3); - clk[ZX296702_DECPPU_AHB_S_HCLK] = - zx_gate("decppu_ahb_s_hclk", "main_hclk", CLK_EN0, 4); - clk[ZX296702_PPU_AXI_M_ACLK] = - zx_gate("ppu_axi_m_aclk", "ppu_aclk_mux", CLK_EN0, 5); - clk[ZX296702_PPU_AHB_S_HCLK] = - zx_gate("ppu_ahb_s_hclk", "main_hclk", CLK_EN0, 6); - clk[ZX296702_VOU_AXI_M_ACLK] = - zx_gate("vou_axi_m_aclk", "vou_aclk_mux", CLK_EN0, 7); - clk[ZX296702_VOU_APB_PCLK] = - zx_gate("vou_apb_pclk", "main_pclk", CLK_EN0, 8); - clk[ZX296702_VOU_MAIN_CHANNEL_WCLK] = - zx_gate("vou_main_channel_wclk", "vou_main_wclk_mux", - CLK_EN0, 9); - clk[ZX296702_VOU_AUX_CHANNEL_WCLK] = - zx_gate("vou_aux_channel_wclk", "vou_aux_wclk_mux", - CLK_EN0, 10); - clk[ZX296702_VOU_HDMI_OSCLK_CEC] = - zx_gate("vou_hdmi_osclk_cec", "clk_2", CLK_EN0, 11); - clk[ZX296702_VOU_SCALER_WCLK] = - zx_gate("vou_scaler_wclk", "vou_scaler_wclk_mux", CLK_EN0, 12); - clk[ZX296702_MALI400_AXI_M_ACLK] = - zx_gate("mali400_axi_m_aclk", "mali400_aclk_mux", CLK_EN0, 13); - clk[ZX296702_MALI400_APB_PCLK] = - zx_gate("mali400_apb_pclk", "main_pclk", CLK_EN0, 14); - clk[ZX296702_R2D_WCLK] = - zx_gate("r2d_wclk", "r2d_wclk_mux", CLK_EN0, 15); - clk[ZX296702_R2D_AXI_M_ACLK] = - zx_gate("r2d_axi_m_aclk", "r2d_aclk_mux", CLK_EN0, 16); - clk[ZX296702_R2D_AHB_HCLK] = - zx_gate("r2d_ahb_hclk", "main_hclk", CLK_EN0, 17); - clk[ZX296702_DDR3_AXI_S0_ACLK] = - zx_gate("ddr3_axi_s0_aclk", "matrix_aclk", CLK_EN0, 18); - clk[ZX296702_DDR3_APB_PCLK] = - zx_gate("ddr3_apb_pclk", "main_pclk", CLK_EN0, 19); - clk[ZX296702_DDR3_WCLK] = - zx_gate("ddr3_wclk", "ddr_wclk_mux", CLK_EN0, 20); - clk[ZX296702_USB20_0_AHB_HCLK] = - zx_gate("usb20_0_ahb_hclk", "main_hclk", CLK_EN0, 21); - clk[ZX296702_USB20_0_EXTREFCLK] = - zx_gate("usb20_0_extrefclk", "clk_12", CLK_EN0, 22); - clk[ZX296702_USB20_1_AHB_HCLK] = - zx_gate("usb20_1_ahb_hclk", "main_hclk", CLK_EN0, 23); - clk[ZX296702_USB20_1_EXTREFCLK] = - zx_gate("usb20_1_extrefclk", "clk_12", CLK_EN0, 24); - clk[ZX296702_USB20_2_AHB_HCLK] = - zx_gate("usb20_2_ahb_hclk", "main_hclk", CLK_EN0, 25); - clk[ZX296702_USB20_2_EXTREFCLK] = - zx_gate("usb20_2_extrefclk", "clk_12", CLK_EN0, 26); - clk[ZX296702_GMAC_AXI_M_ACLK] = - zx_gate("gmac_axi_m_aclk", "matrix_aclk", CLK_EN0, 27); - clk[ZX296702_GMAC_APB_PCLK] = - zx_gate("gmac_apb_pclk", "main_pclk", CLK_EN0, 28); - clk[ZX296702_GMAC_125_CLKIN] = - zx_gate("gmac_125_clkin", "clk_125", CLK_EN0, 29); - clk[ZX296702_GMAC_RMII_CLKIN] = - zx_gate("gmac_rmii_clkin", "clk_50", CLK_EN0, 30); - clk[ZX296702_GMAC_25M_CLK] = - zx_gate("gmac_25M_clk", "clk_25", CLK_EN0, 31); - clk[ZX296702_NANDFLASH_AHB_HCLK] = - zx_gate("nandflash_ahb_hclk", "main_hclk", CLK_EN1, 0); - clk[ZX296702_NANDFLASH_WCLK] = - zx_gate("nandflash_wclk", "nand_wclk_mux", CLK_EN1, 1); - clk[ZX296702_LSP0_APB_PCLK] = - zx_gate("lsp0_apb_pclk", "main_pclk", CLK_EN1, 2); - clk[ZX296702_LSP0_AHB_HCLK] = - zx_gate("lsp0_ahb_hclk", "main_hclk", CLK_EN1, 3); - clk[ZX296702_LSP0_26M_WCLK] = - zx_gate("lsp0_26M_wclk", "lsp_26_wclk_mux", CLK_EN1, 4); - clk[ZX296702_LSP0_104M_WCLK] = - zx_gate("lsp0_104M_wclk", "pll_lsp_104M", CLK_EN1, 5); - clk[ZX296702_LSP0_16M384_WCLK] = - zx_gate("lsp0_16M384_wclk", "clk_16M384", CLK_EN1, 6); - clk[ZX296702_LSP1_APB_PCLK] = - zx_gate("lsp1_apb_pclk", "main_pclk", CLK_EN1, 7); - /* FIXME: wclk enable bit is bit8. We hack it as reserved 31 for - * UART does not work after parent clk is disabled/enabled */ - clk[ZX296702_LSP1_26M_WCLK] = - zx_gate("lsp1_26M_wclk", "lsp_26_wclk_mux", CLK_EN1, 31); - clk[ZX296702_LSP1_104M_WCLK] = - zx_gate("lsp1_104M_wclk", "pll_lsp_104M", CLK_EN1, 9); - clk[ZX296702_LSP1_32K_CLK] = - zx_gate("lsp1_32K_clk", "clk_32K768", CLK_EN1, 10); - clk[ZX296702_AON_HCLK] = - zx_gate("aon_hclk", "main_hclk", CLK_EN1, 11); - clk[ZX296702_SYS_CTRL_PCLK] = - zx_gate("sys_ctrl_pclk", "main_pclk", CLK_EN1, 12); - clk[ZX296702_DMA_PCLK] = - zx_gate("dma_pclk", "main_pclk", CLK_EN1, 13); - clk[ZX296702_DMA_ACLK] = - zx_gate("dma_aclk", "matrix_aclk", CLK_EN1, 14); - clk[ZX296702_SEC_HCLK] = - zx_gate("sec_hclk", "main_hclk", CLK_EN1, 15); - clk[ZX296702_AES_WCLK] = - zx_gate("aes_wclk", "sec_wclk_div", CLK_EN1, 16); - clk[ZX296702_DES_WCLK] = - zx_gate("des_wclk", "sec_wclk_div", CLK_EN1, 17); - clk[ZX296702_IRAM_ACLK] = - zx_gate("iram_aclk", "matrix_aclk", CLK_EN1, 18); - clk[ZX296702_IROM_ACLK] = - zx_gate("irom_aclk", "matrix_aclk", CLK_EN1, 19); - clk[ZX296702_BOOT_CTRL_HCLK] = - zx_gate("boot_ctrl_hclk", "main_hclk", CLK_EN1, 20); - clk[ZX296702_EFUSE_CLK_30] = - zx_gate("efuse_clk_30", "osc", CLK_EN1, 21); - - /* TODO: add VOU Local clocks */ - clk[ZX296702_VOU_MAIN_CHANNEL_DIV] = - zx_div("vou_main_channel_div", "vou_main_channel_wclk", - VOU_LOCAL_DIV2_SET, 1, 1); - clk[ZX296702_VOU_AUX_CHANNEL_DIV] = - zx_div("vou_aux_channel_div", "vou_aux_channel_wclk", - VOU_LOCAL_DIV2_SET, 0, 1); - clk[ZX296702_VOU_TV_ENC_HD_DIV] = - zx_div("vou_tv_enc_hd_div", "vou_tv_enc_hd_mux", - VOU_LOCAL_DIV2_SET, 3, 1); - clk[ZX296702_VOU_TV_ENC_SD_DIV] = - zx_div("vou_tv_enc_sd_div", "vou_tv_enc_sd_mux", - VOU_LOCAL_DIV2_SET, 2, 1); - clk[ZX296702_VL0_MUX] = - zx_mux("vl0_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 8, 1); - clk[ZX296702_VL1_MUX] = - zx_mux("vl1_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 9, 1); - clk[ZX296702_VL2_MUX] = - zx_mux("vl2_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 10, 1); - clk[ZX296702_GL0_MUX] = - zx_mux("gl0_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 5, 1); - clk[ZX296702_GL1_MUX] = - zx_mux("gl1_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 6, 1); - clk[ZX296702_GL2_MUX] = - zx_mux("gl2_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 7, 1); - clk[ZX296702_WB_MUX] = - zx_mux("wb_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 11, 1); - clk[ZX296702_HDMI_MUX] = - zx_mux("hdmi_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel), - VOU_LOCAL_CLKSEL, 4, 1); - clk[ZX296702_VOU_TV_ENC_HD_MUX] = - zx_mux("vou_tv_enc_hd_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel), - VOU_LOCAL_CLKSEL, 3, 1); - clk[ZX296702_VOU_TV_ENC_SD_MUX] = - zx_mux("vou_tv_enc_sd_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel), - VOU_LOCAL_CLKSEL, 2, 1); - clk[ZX296702_VL0_CLK] = - zx_gate("vl0_clk", "vl0_mux", VOU_LOCAL_CLKEN, 8); - clk[ZX296702_VL1_CLK] = - zx_gate("vl1_clk", "vl1_mux", VOU_LOCAL_CLKEN, 9); - clk[ZX296702_VL2_CLK] = - zx_gate("vl2_clk", "vl2_mux", VOU_LOCAL_CLKEN, 10); - clk[ZX296702_GL0_CLK] = - zx_gate("gl0_clk", "gl0_mux", VOU_LOCAL_CLKEN, 5); - clk[ZX296702_GL1_CLK] = - zx_gate("gl1_clk", "gl1_mux", VOU_LOCAL_CLKEN, 6); - clk[ZX296702_GL2_CLK] = - zx_gate("gl2_clk", "gl2_mux", VOU_LOCAL_CLKEN, 7); - clk[ZX296702_WB_CLK] = - zx_gate("wb_clk", "wb_mux", VOU_LOCAL_CLKEN, 11); - clk[ZX296702_CL_CLK] = - zx_gate("cl_clk", "vou_main_channel_div", VOU_LOCAL_CLKEN, 12); - clk[ZX296702_MAIN_MIX_CLK] = - zx_gate("main_mix_clk", "vou_main_channel_div", - VOU_LOCAL_CLKEN, 4); - clk[ZX296702_AUX_MIX_CLK] = - zx_gate("aux_mix_clk", "vou_aux_channel_div", - VOU_LOCAL_CLKEN, 3); - clk[ZX296702_HDMI_CLK] = - zx_gate("hdmi_clk", "hdmi_mux", VOU_LOCAL_CLKEN, 2); - clk[ZX296702_VOU_TV_ENC_HD_DAC_CLK] = - zx_gate("vou_tv_enc_hd_dac_clk", "vou_tv_enc_hd_div", - VOU_LOCAL_CLKEN, 1); - clk[ZX296702_VOU_TV_ENC_SD_DAC_CLK] = - zx_gate("vou_tv_enc_sd_dac_clk", "vou_tv_enc_sd_div", - VOU_LOCAL_CLKEN, 0); - - /* CA9 PERIPHCLK = a9_wclk / 2 */ - clk[ZX296702_A9_PERIPHCLK] = - clk_register_fixed_factor(NULL, "a9_periphclk", "a9_wclk", - 0, 1, 2); - - for (i = 0; i < ARRAY_SIZE(topclk); i++) { - if (IS_ERR(clk[i])) { - pr_err("zx296702 clk %d: register failed with %ld\n", - i, PTR_ERR(clk[i])); - return; - } - } - - topclk_data.clks = topclk; - topclk_data.clk_num = ARRAY_SIZE(topclk); - of_clk_add_provider(np, of_clk_src_onecell_get, &topclk_data); -} -CLK_OF_DECLARE(zx296702_top_clk, "zte,zx296702-topcrm-clk", - zx296702_top_clocks_init); - -static void __init zx296702_lsp0_clocks_init(struct device_node *np) -{ - struct clk **clk = lsp0clk; - int i; - - lsp0crpm_base = of_iomap(np, 0); - WARN_ON(!lsp0crpm_base); - - /* SDMMC1 */ - clk[ZX296702_SDMMC1_WCLK_MUX] = - zx_mux("sdmmc1_wclk_mux", sdmmc1_wclk_sel, - ARRAY_SIZE(sdmmc1_wclk_sel), CLK_SDMMC1, 4, 1); - clk[ZX296702_SDMMC1_WCLK_DIV] = - zx_div("sdmmc1_wclk_div", "sdmmc1_wclk_mux", CLK_SDMMC1, 12, 4); - clk[ZX296702_SDMMC1_WCLK] = - zx_gate("sdmmc1_wclk", "sdmmc1_wclk_div", CLK_SDMMC1, 1); - clk[ZX296702_SDMMC1_PCLK] = - zx_gate("sdmmc1_pclk", "lsp0_apb_pclk", CLK_SDMMC1, 0); - - clk[ZX296702_GPIO_CLK] = - zx_gate("gpio_clk", "lsp0_apb_pclk", CLK_GPIO, 0); - - /* SPDIF */ - clk[ZX296702_SPDIF0_WCLK_MUX] = - zx_mux("spdif0_wclk_mux", spdif0_wclk_sel, - ARRAY_SIZE(spdif0_wclk_sel), CLK_SPDIF0, 4, 1); - clk[ZX296702_SPDIF0_WCLK] = - zx_gate("spdif0_wclk", "spdif0_wclk_mux", CLK_SPDIF0, 1); - clk[ZX296702_SPDIF0_PCLK] = - zx_gate("spdif0_pclk", "lsp0_apb_pclk", CLK_SPDIF0, 0); - - clk[ZX296702_SPDIF0_DIV] = - clk_register_zx_audio("spdif0_div", "spdif0_wclk", 0, - SPDIF0_DIV); - - /* I2S */ - clk[ZX296702_I2S0_WCLK_MUX] = - zx_mux("i2s0_wclk_mux", i2s_wclk_sel, - ARRAY_SIZE(i2s_wclk_sel), CLK_I2S0, 4, 1); - clk[ZX296702_I2S0_WCLK] = - zx_gate("i2s0_wclk", "i2s0_wclk_mux", CLK_I2S0, 1); - clk[ZX296702_I2S0_PCLK] = - zx_gate("i2s0_pclk", "lsp0_apb_pclk", CLK_I2S0, 0); - - clk[ZX296702_I2S0_DIV] = - clk_register_zx_audio("i2s0_div", "i2s0_wclk", 0, I2S0_DIV); - - clk[ZX296702_I2S1_WCLK_MUX] = - zx_mux("i2s1_wclk_mux", i2s_wclk_sel, - ARRAY_SIZE(i2s_wclk_sel), CLK_I2S1, 4, 1); - clk[ZX296702_I2S1_WCLK] = - zx_gate("i2s1_wclk", "i2s1_wclk_mux", CLK_I2S1, 1); - clk[ZX296702_I2S1_PCLK] = - zx_gate("i2s1_pclk", "lsp0_apb_pclk", CLK_I2S1, 0); - - clk[ZX296702_I2S1_DIV] = - clk_register_zx_audio("i2s1_div", "i2s1_wclk", 0, I2S1_DIV); - - clk[ZX296702_I2S2_WCLK_MUX] = - zx_mux("i2s2_wclk_mux", i2s_wclk_sel, - ARRAY_SIZE(i2s_wclk_sel), CLK_I2S2, 4, 1); - clk[ZX296702_I2S2_WCLK] = - zx_gate("i2s2_wclk", "i2s2_wclk_mux", CLK_I2S2, 1); - clk[ZX296702_I2S2_PCLK] = - zx_gate("i2s2_pclk", "lsp0_apb_pclk", CLK_I2S2, 0); - - clk[ZX296702_I2S2_DIV] = - clk_register_zx_audio("i2s2_div", "i2s2_wclk", 0, I2S2_DIV); - - for (i = 0; i < ARRAY_SIZE(lsp0clk); i++) { - if (IS_ERR(clk[i])) { - pr_err("zx296702 clk %d: register failed with %ld\n", - i, PTR_ERR(clk[i])); - return; - } - } - - lsp0clk_data.clks = lsp0clk; - lsp0clk_data.clk_num = ARRAY_SIZE(lsp0clk); - of_clk_add_provider(np, of_clk_src_onecell_get, &lsp0clk_data); -} -CLK_OF_DECLARE(zx296702_lsp0_clk, "zte,zx296702-lsp0crpm-clk", - zx296702_lsp0_clocks_init); - -static void __init zx296702_lsp1_clocks_init(struct device_node *np) -{ - struct clk **clk = lsp1clk; - int i; - - lsp1crpm_base = of_iomap(np, 0); - WARN_ON(!lsp1crpm_base); - - /* UART0 */ - clk[ZX296702_UART0_WCLK_MUX] = - zx_mux("uart0_wclk_mux", uart_wclk_sel, - ARRAY_SIZE(uart_wclk_sel), CLK_UART0, 4, 1); - /* FIXME: uart wclk enable bit is bit1 in. We hack it as reserved 31 for - * UART does not work after parent clk is disabled/enabled */ - clk[ZX296702_UART0_WCLK] = - zx_gate("uart0_wclk", "uart0_wclk_mux", CLK_UART0, 31); - clk[ZX296702_UART0_PCLK] = - zx_gate("uart0_pclk", "lsp1_apb_pclk", CLK_UART0, 0); - - /* UART1 */ - clk[ZX296702_UART1_WCLK_MUX] = - zx_mux("uart1_wclk_mux", uart_wclk_sel, - ARRAY_SIZE(uart_wclk_sel), CLK_UART1, 4, 1); - clk[ZX296702_UART1_WCLK] = - zx_gate("uart1_wclk", "uart1_wclk_mux", CLK_UART1, 1); - clk[ZX296702_UART1_PCLK] = - zx_gate("uart1_pclk", "lsp1_apb_pclk", CLK_UART1, 0); - - /* SDMMC0 */ - clk[ZX296702_SDMMC0_WCLK_MUX] = - zx_mux("sdmmc0_wclk_mux", sdmmc0_wclk_sel, - ARRAY_SIZE(sdmmc0_wclk_sel), CLK_SDMMC0, 4, 1); - clk[ZX296702_SDMMC0_WCLK_DIV] = - zx_div("sdmmc0_wclk_div", "sdmmc0_wclk_mux", CLK_SDMMC0, 12, 4); - clk[ZX296702_SDMMC0_WCLK] = - zx_gate("sdmmc0_wclk", "sdmmc0_wclk_div", CLK_SDMMC0, 1); - clk[ZX296702_SDMMC0_PCLK] = - zx_gate("sdmmc0_pclk", "lsp1_apb_pclk", CLK_SDMMC0, 0); - - clk[ZX296702_SPDIF1_WCLK_MUX] = - zx_mux("spdif1_wclk_mux", spdif1_wclk_sel, - ARRAY_SIZE(spdif1_wclk_sel), CLK_SPDIF1, 4, 1); - clk[ZX296702_SPDIF1_WCLK] = - zx_gate("spdif1_wclk", "spdif1_wclk_mux", CLK_SPDIF1, 1); - clk[ZX296702_SPDIF1_PCLK] = - zx_gate("spdif1_pclk", "lsp1_apb_pclk", CLK_SPDIF1, 0); - - clk[ZX296702_SPDIF1_DIV] = - clk_register_zx_audio("spdif1_div", "spdif1_wclk", 0, - SPDIF1_DIV); - - for (i = 0; i < ARRAY_SIZE(lsp1clk); i++) { - if (IS_ERR(clk[i])) { - pr_err("zx296702 clk %d: register failed with %ld\n", - i, PTR_ERR(clk[i])); - return; - } - } - - lsp1clk_data.clks = lsp1clk; - lsp1clk_data.clk_num = ARRAY_SIZE(lsp1clk); - of_clk_add_provider(np, of_clk_src_onecell_get, &lsp1clk_data); -} -CLK_OF_DECLARE(zx296702_lsp1_clk, "zte,zx296702-lsp1crpm-clk", - zx296702_lsp1_clocks_init); diff --git a/drivers/clk/zte/clk-zx296718.c b/drivers/clk/zte/clk-zx296718.c deleted file mode 100644 index dd7045bc48c1..000000000000 --- a/drivers/clk/zte/clk-zx296718.c +++ /dev/null @@ -1,1074 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) 2015 - 2016 ZTE Corporation. - * Copyright (C) 2016 Linaro Ltd. - */ -#include <linux/clk-provider.h> -#include <linux/device.h> -#include <linux/kernel.h> -#include <linux/of_address.h> -#include <linux/of_device.h> -#include <linux/platform_device.h> - -#include <dt-bindings/clock/zx296718-clock.h> -#include "clk.h" - -/* TOP CRM */ -#define TOP_CLK_MUX0 0x04 -#define TOP_CLK_MUX1 0x08 -#define TOP_CLK_MUX2 0x0c -#define TOP_CLK_MUX3 0x10 -#define TOP_CLK_MUX4 0x14 -#define TOP_CLK_MUX5 0x18 -#define TOP_CLK_MUX6 0x1c -#define TOP_CLK_MUX7 0x20 -#define TOP_CLK_MUX9 0x28 - - -#define TOP_CLK_GATE0 0x34 -#define TOP_CLK_GATE1 0x38 -#define TOP_CLK_GATE2 0x3c -#define TOP_CLK_GATE3 0x40 -#define TOP_CLK_GATE4 0x44 -#define TOP_CLK_GATE5 0x48 -#define TOP_CLK_GATE6 0x4c - -#define TOP_CLK_DIV0 0x58 - -#define PLL_CPU_REG 0x80 -#define PLL_VGA_REG 0xb0 -#define PLL_DDR_REG 0xa0 - -/* LSP0 CRM */ -#define LSP0_TIMER3_CLK 0x4 -#define LSP0_TIMER4_CLK 0x8 -#define LSP0_TIMER5_CLK 0xc -#define LSP0_UART3_CLK 0x10 -#define LSP0_UART1_CLK 0x14 -#define LSP0_UART2_CLK 0x18 -#define LSP0_SPIFC0_CLK 0x1c -#define LSP0_I2C4_CLK 0x20 -#define LSP0_I2C5_CLK 0x24 -#define LSP0_SSP0_CLK 0x28 -#define LSP0_SSP1_CLK 0x2c -#define LSP0_USIM0_CLK 0x30 -#define LSP0_GPIO_CLK 0x34 -#define LSP0_I2C3_CLK 0x38 - -/* LSP1 CRM */ -#define LSP1_UART4_CLK 0x08 -#define LSP1_UART5_CLK 0x0c -#define LSP1_PWM_CLK 0x10 -#define LSP1_I2C2_CLK 0x14 -#define LSP1_SSP2_CLK 0x1c -#define LSP1_SSP3_CLK 0x20 -#define LSP1_SSP4_CLK 0x24 -#define LSP1_USIM1_CLK 0x28 - -/* audio lsp */ -#define AUDIO_I2S0_DIV_CFG1 0x10 -#define AUDIO_I2S0_DIV_CFG2 0x14 -#define AUDIO_I2S0_CLK 0x18 -#define AUDIO_I2S1_DIV_CFG1 0x20 -#define AUDIO_I2S1_DIV_CFG2 0x24 -#define AUDIO_I2S1_CLK 0x28 -#define AUDIO_I2S2_DIV_CFG1 0x30 -#define AUDIO_I2S2_DIV_CFG2 0x34 -#define AUDIO_I2S2_CLK 0x38 -#define AUDIO_I2S3_DIV_CFG1 0x40 -#define AUDIO_I2S3_DIV_CFG2 0x44 -#define AUDIO_I2S3_CLK 0x48 -#define AUDIO_I2C0_CLK 0x50 -#define AUDIO_SPDIF0_DIV_CFG1 0x60 -#define AUDIO_SPDIF0_DIV_CFG2 0x64 -#define AUDIO_SPDIF0_CLK 0x68 -#define AUDIO_SPDIF1_DIV_CFG1 0x70 -#define AUDIO_SPDIF1_DIV_CFG2 0x74 -#define AUDIO_SPDIF1_CLK 0x78 -#define AUDIO_TIMER_CLK 0x80 -#define AUDIO_TDM_CLK 0x90 -#define AUDIO_TS_CLK 0xa0 - -static DEFINE_SPINLOCK(clk_lock); - -static const struct zx_pll_config pll_cpu_table[] = { - PLL_RATE(1312000000, 0x00103621, 0x04aaaaaa), - PLL_RATE(1407000000, 0x00103a21, 0x04aaaaaa), - PLL_RATE(1503000000, 0x00103e21, 0x04aaaaaa), - PLL_RATE(1600000000, 0x00104221, 0x04aaaaaa), -}; - -static const struct zx_pll_config pll_vga_table[] = { - PLL_RATE(36000000, 0x00102464, 0x04000000), /* 800x600@56 */ - PLL_RATE(40000000, 0x00102864, 0x04000000), /* 800x600@60 */ - PLL_RATE(49500000, 0x00103164, 0x04800000), /* 800x600@75 */ - PLL_RATE(50000000, 0x00103264, 0x04000000), /* 800x600@72 */ - PLL_RATE(56250000, 0x00103864, 0x04400000), /* 800x600@85 */ - PLL_RATE(65000000, 0x00104164, 0x04000000), /* 1024x768@60 */ - PLL_RATE(74375000, 0x00104a64, 0x04600000), /* 1280x720@60 */ - PLL_RATE(75000000, 0x00104b64, 0x04800000), /* 1024x768@70 */ - PLL_RATE(78750000, 0x00104e64, 0x04c00000), /* 1024x768@75 */ - PLL_RATE(85500000, 0x00105564, 0x04800000), /* 1360x768@60 */ - PLL_RATE(106500000, 0x00106a64, 0x04800000), /* 1440x900@60 */ - PLL_RATE(108000000, 0x00106c64, 0x04000000), /* 1280x1024@60 */ - PLL_RATE(110000000, 0x00106e64, 0x04000000), /* 1024x768@85 */ - PLL_RATE(135000000, 0x00105a44, 0x04000000), /* 1280x1024@75 */ - PLL_RATE(136750000, 0x00104462, 0x04600000), /* 1440x900@75 */ - PLL_RATE(148500000, 0x00104a62, 0x04400000), /* 1920x1080@60 */ - PLL_RATE(157000000, 0x00104e62, 0x04800000), /* 1440x900@85 */ - PLL_RATE(157500000, 0x00104e62, 0x04c00000), /* 1280x1024@85 */ - PLL_RATE(162000000, 0x00105162, 0x04000000), /* 1600x1200@60 */ - PLL_RATE(193250000, 0x00106062, 0x04a00000), /* 1920x1200@60 */ -}; - -PNAME(osc) = { - "osc24m", - "osc32k", -}; - -PNAME(dbg_wclk_p) = { - "clk334m", - "clk466m", - "clk396m", - "clk250m", -}; - -PNAME(a72_coreclk_p) = { - "osc24m", - "pll_mm0_1188m", - "pll_mm1_1296m", - "clk1000m", - "clk648m", - "clk1600m", - "pll_audio_1800m", - "pll_vga_1800m", -}; - -PNAME(cpu_periclk_p) = { - "osc24m", - "clk500m", - "clk594m", - "clk466m", - "clk294m", - "clk334m", - "clk250m", - "clk125m", -}; - -PNAME(a53_coreclk_p) = { - "osc24m", - "clk1000m", - "pll_mm0_1188m", - "clk648m", - "clk500m", - "clk800m", - "clk1600m", - "pll_audio_1800m", -}; - -PNAME(sec_wclk_p) = { - "osc24m", - "clk396m", - "clk334m", - "clk297m", - "clk250m", - "clk198m", - "clk148m5", - "clk99m", -}; - -PNAME(sd_nand_wclk_p) = { - "osc24m", - "clk49m5", - "clk99m", - "clk198m", - "clk167m", - "clk148m5", - "clk125m", - "clk216m", -}; - -PNAME(emmc_wclk_p) = { - "osc24m", - "clk198m", - "clk99m", - "clk396m", - "clk334m", - "clk297m", - "clk250m", - "clk148m5", -}; - -PNAME(clk32_p) = { - "osc32k", - "clk32k768", -}; - -PNAME(usb_ref24m_p) = { - "osc32k", - "clk32k768", -}; - -PNAME(sys_noc_alck_p) = { - "osc24m", - "clk250m", - "clk198m", - "clk148m5", - "clk108m", - "clk54m", - "clk216m", - "clk240m", -}; - -PNAME(vde_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk480m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(vce_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(hde_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(gpu_aclk_p) = { - "clk334m", - "clk648m", - "clk594m", - "clk500m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(sappu_aclk_p) = { - "clk396m", - "clk500m", - "clk250m", - "clk148m5", -}; - -PNAME(sappu_wclk_p) = { - "clk198m", - "clk396m", - "clk334m", - "clk297m", - "clk250m", - "clk148m5", - "clk125m", - "clk99m", -}; - -PNAME(vou_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(vou_main_wclk_p) = { - "clk108m", - "clk594m", - "clk297m", - "clk148m5", - "clk74m25", - "clk54m", - "clk27m", - "clk_vga", -}; - -PNAME(vou_aux_wclk_p) = { - "clk108m", - "clk148m5", - "clk74m25", - "clk54m", - "clk27m", - "clk_vga", - "clk54m_mm0", - "clk" -}; - -PNAME(vou_ppu_wclk_p) = { - "clk334m", - "clk432m", - "clk396m", - "clk297m", - "clk250m", - "clk125m", - "clk198m", - "clk99m", -}; - -PNAME(vga_i2c_wclk_p) = { - "osc24m", - "clk99m", -}; - -PNAME(viu_m0_aclk_p) = { - "clk334m", - "clk432m", - "clk396m", - "clk297m", - "clk250m", - "clk125m", - "clk198m", - "osc24m", -}; - -PNAME(viu_m1_aclk_p) = { - "clk198m", - "clk250m", - "clk297m", - "clk125m", - "clk396m", - "clk334m", - "clk148m5", - "osc24m", -}; - -PNAME(viu_clk_p) = { - "clk198m", - "clk334m", - "clk297m", - "clk250m", - "clk396m", - "clk125m", - "clk99m", - "clk148m5", -}; - -PNAME(viu_jpeg_clk_p) = { - "clk334m", - "clk480m", - "clk432m", - "clk396m", - "clk297m", - "clk250m", - "clk125m", - "clk198m", -}; - -PNAME(ts_sys_clk_p) = { - "clk192m", - "clk167m", - "clk125m", - "clk99m", -}; - -PNAME(wdt_ares_p) = { - "osc24m", - "clk32k" -}; - -static struct clk_zx_pll zx296718_pll_clk[] = { - ZX296718_PLL("pll_cpu", "osc24m", PLL_CPU_REG, pll_cpu_table), - ZX296718_PLL("pll_vga", "osc24m", PLL_VGA_REG, pll_vga_table), -}; - -static struct zx_clk_fixed_factor top_ffactor_clk[] = { - FFACTOR(0, "clk4m", "osc24m", 1, 6, 0), - FFACTOR(0, "clk2m", "osc24m", 1, 12, 0), - /* pll cpu */ - FFACTOR(0, "clk1600m", "pll_cpu", 1, 1, CLK_SET_RATE_PARENT), - FFACTOR(0, "clk800m", "pll_cpu", 1, 2, CLK_SET_RATE_PARENT), - /* pll mac */ - FFACTOR(0, "clk25m", "pll_mac", 1, 40, 0), - FFACTOR(0, "clk125m", "pll_mac", 1, 8, 0), - FFACTOR(0, "clk250m", "pll_mac", 1, 4, 0), - FFACTOR(0, "clk50m", "pll_mac", 1, 20, 0), - FFACTOR(0, "clk500m", "pll_mac", 1, 2, 0), - FFACTOR(0, "clk1000m", "pll_mac", 1, 1, 0), - FFACTOR(0, "clk334m", "pll_mac", 1, 3, 0), - FFACTOR(0, "clk167m", "pll_mac", 1, 6, 0), - /* pll mm */ - FFACTOR(0, "clk54m_mm0", "pll_mm0", 1, 22, 0), - FFACTOR(0, "clk74m25", "pll_mm0", 1, 16, 0), - FFACTOR(0, "clk148m5", "pll_mm0", 1, 8, 0), - FFACTOR(0, "clk297m", "pll_mm0", 1, 4, 0), - FFACTOR(0, "clk594m", "pll_mm0", 1, 2, 0), - FFACTOR(0, "pll_mm0_1188m", "pll_mm0", 1, 1, 0), - FFACTOR(0, "clk396m", "pll_mm0", 1, 3, 0), - FFACTOR(0, "clk198m", "pll_mm0", 1, 6, 0), - FFACTOR(0, "clk99m", "pll_mm0", 1, 12, 0), - FFACTOR(0, "clk49m5", "pll_mm0", 1, 24, 0), - /* pll mm */ - FFACTOR(0, "clk324m", "pll_mm1", 1, 4, 0), - FFACTOR(0, "clk648m", "pll_mm1", 1, 2, 0), - FFACTOR(0, "pll_mm1_1296m", "pll_mm1", 1, 1, 0), - FFACTOR(0, "clk216m", "pll_mm1", 1, 6, 0), - FFACTOR(0, "clk432m", "pll_mm1", 1, 3, 0), - FFACTOR(0, "clk108m", "pll_mm1", 1, 12, 0), - FFACTOR(0, "clk72m", "pll_mm1", 1, 18, 0), - FFACTOR(0, "clk27m", "pll_mm1", 1, 48, 0), - FFACTOR(0, "clk54m", "pll_mm1", 1, 24, 0), - /* vga */ - FFACTOR(0, "pll_vga_1800m", "pll_vga", 1, 1, 0), - FFACTOR(0, "clk_vga", "pll_vga", 1, 1, CLK_SET_RATE_PARENT), - /* pll ddr */ - FFACTOR(0, "clk466m", "pll_ddr", 1, 2, 0), - - /* pll audio */ - FFACTOR(0, "pll_audio_1800m", "pll_audio", 1, 1, 0), - FFACTOR(0, "clk32k768", "pll_audio", 1, 27000, 0), - FFACTOR(0, "clk16m384", "pll_audio", 1, 54, 0), - FFACTOR(0, "clk294m", "pll_audio", 1, 3, 0), - - /* pll hsic*/ - FFACTOR(0, "clk240m", "pll_hsic", 1, 4, 0), - FFACTOR(0, "clk480m", "pll_hsic", 1, 2, 0), - FFACTOR(0, "clk192m", "pll_hsic", 1, 5, 0), - FFACTOR(0, "clk_pll_24m", "pll_hsic", 1, 40, 0), - FFACTOR(0, "emmc_mux_div2", "emmc_mux", 1, 2, CLK_SET_RATE_PARENT), -}; - -static const struct clk_div_table noc_div_table[] = { - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, -}; -static struct zx_clk_div top_div_clk[] = { - DIV_T(0, "sys_noc_hclk", "sys_noc_aclk", TOP_CLK_DIV0, 0, 2, 0, noc_div_table), - DIV_T(0, "sys_noc_pclk", "sys_noc_aclk", TOP_CLK_DIV0, 4, 2, 0, noc_div_table), -}; - -static struct zx_clk_mux top_mux_clk[] = { - MUX(0, "dbg_mux", dbg_wclk_p, TOP_CLK_MUX0, 12, 2), - MUX(0, "a72_mux", a72_coreclk_p, TOP_CLK_MUX0, 8, 3), - MUX(0, "cpu_peri_mux", cpu_periclk_p, TOP_CLK_MUX0, 4, 3), - MUX_F(0, "a53_mux", a53_coreclk_p, TOP_CLK_MUX0, 0, 3, CLK_SET_RATE_PARENT, 0), - MUX(0, "sys_noc_aclk", sys_noc_alck_p, TOP_CLK_MUX1, 0, 3), - MUX(0, "sec_mux", sec_wclk_p, TOP_CLK_MUX2, 16, 3), - MUX(0, "sd1_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 12, 3), - MUX(0, "sd0_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 8, 3), - MUX(0, "emmc_mux", emmc_wclk_p, TOP_CLK_MUX2, 4, 3), - MUX(0, "nand_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 0, 3), - MUX(0, "usb_ref24m_mux", usb_ref24m_p, TOP_CLK_MUX9, 16, 1), - MUX(0, "clk32k", clk32_p, TOP_CLK_MUX9, 12, 1), - MUX_F(0, "wdt_mux", wdt_ares_p, TOP_CLK_MUX9, 8, 1, CLK_SET_RATE_PARENT, 0), - MUX(0, "timer_mux", osc, TOP_CLK_MUX9, 4, 1), - MUX(0, "vde_mux", vde_aclk_p, TOP_CLK_MUX4, 0, 3), - MUX(0, "vce_mux", vce_aclk_p, TOP_CLK_MUX4, 4, 3), - MUX(0, "hde_mux", hde_aclk_p, TOP_CLK_MUX4, 8, 3), - MUX(0, "gpu_mux", gpu_aclk_p, TOP_CLK_MUX5, 0, 3), - MUX(0, "sappu_a_mux", sappu_aclk_p, TOP_CLK_MUX5, 4, 2), - MUX(0, "sappu_w_mux", sappu_wclk_p, TOP_CLK_MUX5, 8, 3), - MUX(0, "vou_a_mux", vou_aclk_p, TOP_CLK_MUX7, 0, 3), - MUX_F(0, "vou_main_w_mux", vou_main_wclk_p, TOP_CLK_MUX7, 4, 3, CLK_SET_RATE_PARENT, 0), - MUX_F(0, "vou_aux_w_mux", vou_aux_wclk_p, TOP_CLK_MUX7, 8, 3, CLK_SET_RATE_PARENT, 0), - MUX(0, "vou_ppu_w_mux", vou_ppu_wclk_p, TOP_CLK_MUX7, 12, 3), - MUX(0, "vga_i2c_mux", vga_i2c_wclk_p, TOP_CLK_MUX7, 16, 1), - MUX(0, "viu_m0_a_mux", viu_m0_aclk_p, TOP_CLK_MUX6, 0, 3), - MUX(0, "viu_m1_a_mux", viu_m1_aclk_p, TOP_CLK_MUX6, 4, 3), - MUX(0, "viu_w_mux", viu_clk_p, TOP_CLK_MUX6, 8, 3), - MUX(0, "viu_jpeg_w_mux", viu_jpeg_clk_p, TOP_CLK_MUX6, 12, 3), - MUX(0, "ts_sys_mux", ts_sys_clk_p, TOP_CLK_MUX6, 16, 2), -}; - -static struct zx_clk_gate top_gate_clk[] = { - GATE(CPU_DBG_GATE, "dbg_wclk", "dbg_mux", TOP_CLK_GATE0, 4, CLK_SET_RATE_PARENT, 0), - GATE(A72_GATE, "a72_coreclk", "a72_mux", TOP_CLK_GATE0, 3, CLK_SET_RATE_PARENT, 0), - GATE(CPU_PERI_GATE, "cpu_peri", "cpu_peri_mux", TOP_CLK_GATE0, 1, CLK_SET_RATE_PARENT, 0), - GATE(A53_GATE, "a53_coreclk", "a53_mux", TOP_CLK_GATE0, 0, CLK_SET_RATE_PARENT, 0), - GATE(SD1_WCLK, "sd1_wclk", "sd1_mux", TOP_CLK_GATE1, 13, CLK_SET_RATE_PARENT, 0), - GATE(SD0_WCLK, "sd0_wclk", "sd0_mux", TOP_CLK_GATE1, 9, CLK_SET_RATE_PARENT, 0), - GATE(EMMC_WCLK, "emmc_wclk", "emmc_mux_div2", TOP_CLK_GATE0, 5, CLK_SET_RATE_PARENT, 0), - GATE(EMMC_NAND_AXI, "emmc_nand_aclk", "sys_noc_aclk", TOP_CLK_GATE1, 4, CLK_SET_RATE_PARENT, 0), - GATE(NAND_WCLK, "nand_wclk", "nand_mux", TOP_CLK_GATE0, 1, CLK_SET_RATE_PARENT, 0), - GATE(EMMC_NAND_AHB, "emmc_nand_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 0, CLK_SET_RATE_PARENT, 0), - GATE(0, "lsp1_pclk", "sys_noc_pclk", TOP_CLK_GATE2, 31, 0, 0), - GATE(LSP1_148M5, "lsp1_148m5", "clk148m5", TOP_CLK_GATE2, 30, 0, 0), - GATE(LSP1_99M, "lsp1_99m", "clk99m", TOP_CLK_GATE2, 29, 0, 0), - GATE(LSP1_24M, "lsp1_24m", "osc24m", TOP_CLK_GATE2, 28, 0, 0), - GATE(LSP0_74M25, "lsp0_74m25", "clk74m25", TOP_CLK_GATE2, 25, 0, 0), - GATE(0, "lsp0_pclk", "sys_noc_pclk", TOP_CLK_GATE2, 24, 0, 0), - GATE(LSP0_32K, "lsp0_32k", "osc32k", TOP_CLK_GATE2, 23, 0, 0), - GATE(LSP0_148M5, "lsp0_148m5", "clk148m5", TOP_CLK_GATE2, 22, 0, 0), - GATE(LSP0_99M, "lsp0_99m", "clk99m", TOP_CLK_GATE2, 21, 0, 0), - GATE(LSP0_24M, "lsp0_24m", "osc24m", TOP_CLK_GATE2, 20, 0, 0), - GATE(AUDIO_99M, "audio_99m", "clk99m", TOP_CLK_GATE5, 27, 0, 0), - GATE(AUDIO_24M, "audio_24m", "osc24m", TOP_CLK_GATE5, 28, 0, 0), - GATE(AUDIO_16M384, "audio_16m384", "clk16m384", TOP_CLK_GATE5, 29, 0, 0), - GATE(AUDIO_32K, "audio_32k", "clk32k", TOP_CLK_GATE5, 30, 0, 0), - GATE(WDT_WCLK, "wdt_wclk", "wdt_mux", TOP_CLK_GATE6, 9, CLK_SET_RATE_PARENT, 0), - GATE(TIMER_WCLK, "timer_wclk", "timer_mux", TOP_CLK_GATE6, 5, CLK_SET_RATE_PARENT, 0), - GATE(VDE_ACLK, "vde_aclk", "vde_mux", TOP_CLK_GATE3, 0, CLK_SET_RATE_PARENT, 0), - GATE(VCE_ACLK, "vce_aclk", "vce_mux", TOP_CLK_GATE3, 4, CLK_SET_RATE_PARENT, 0), - GATE(HDE_ACLK, "hde_aclk", "hde_mux", TOP_CLK_GATE3, 8, CLK_SET_RATE_PARENT, 0), - GATE(GPU_ACLK, "gpu_aclk", "gpu_mux", TOP_CLK_GATE3, 16, CLK_SET_RATE_PARENT, 0), - GATE(SAPPU_ACLK, "sappu_aclk", "sappu_a_mux", TOP_CLK_GATE3, 20, CLK_SET_RATE_PARENT, 0), - GATE(SAPPU_WCLK, "sappu_wclk", "sappu_w_mux", TOP_CLK_GATE3, 22, CLK_SET_RATE_PARENT, 0), - GATE(VOU_ACLK, "vou_aclk", "vou_a_mux", TOP_CLK_GATE4, 16, CLK_SET_RATE_PARENT, 0), - GATE(VOU_MAIN_WCLK, "vou_main_wclk", "vou_main_w_mux", TOP_CLK_GATE4, 18, CLK_SET_RATE_PARENT, 0), - GATE(VOU_AUX_WCLK, "vou_aux_wclk", "vou_aux_w_mux", TOP_CLK_GATE4, 19, CLK_SET_RATE_PARENT, 0), - GATE(VOU_PPU_WCLK, "vou_ppu_wclk", "vou_ppu_w_mux", TOP_CLK_GATE4, 20, CLK_SET_RATE_PARENT, 0), - GATE(MIPI_CFG_CLK, "mipi_cfg_clk", "osc24m", TOP_CLK_GATE4, 21, 0, 0), - GATE(VGA_I2C_WCLK, "vga_i2c_wclk", "vga_i2c_mux", TOP_CLK_GATE4, 23, CLK_SET_RATE_PARENT, 0), - GATE(MIPI_REF_CLK, "mipi_ref_clk", "clk27m", TOP_CLK_GATE4, 24, 0, 0), - GATE(HDMI_OSC_CEC, "hdmi_osc_cec", "clk2m", TOP_CLK_GATE4, 22, 0, 0), - GATE(HDMI_OSC_CLK, "hdmi_osc_clk", "clk240m", TOP_CLK_GATE4, 25, 0, 0), - GATE(HDMI_XCLK, "hdmi_xclk", "osc24m", TOP_CLK_GATE4, 26, 0, 0), - GATE(VIU_M0_ACLK, "viu_m0_aclk", "viu_m0_a_mux", TOP_CLK_GATE4, 0, CLK_SET_RATE_PARENT, 0), - GATE(VIU_M1_ACLK, "viu_m1_aclk", "viu_m1_a_mux", TOP_CLK_GATE4, 1, CLK_SET_RATE_PARENT, 0), - GATE(VIU_WCLK, "viu_wclk", "viu_w_mux", TOP_CLK_GATE4, 2, CLK_SET_RATE_PARENT, 0), - GATE(VIU_JPEG_WCLK, "viu_jpeg_wclk", "viu_jpeg_w_mux", TOP_CLK_GATE4, 3, CLK_SET_RATE_PARENT, 0), - GATE(VIU_CFG_CLK, "viu_cfg_clk", "osc24m", TOP_CLK_GATE4, 6, 0, 0), - GATE(TS_SYS_WCLK, "ts_sys_wclk", "ts_sys_mux", TOP_CLK_GATE5, 2, CLK_SET_RATE_PARENT, 0), - GATE(TS_SYS_108M, "ts_sys_108m", "clk108m", TOP_CLK_GATE5, 3, 0, 0), - GATE(USB20_HCLK, "usb20_hclk", "sys_noc_hclk", TOP_CLK_GATE2, 12, 0, 0), - GATE(USB20_PHY_CLK, "usb20_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2, 13, 0, 0), - GATE(USB21_HCLK, "usb21_hclk", "sys_noc_hclk", TOP_CLK_GATE2, 14, 0, 0), - GATE(USB21_PHY_CLK, "usb21_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2, 15, 0, 0), - GATE(GMAC_RMIICLK, "gmac_rmii_clk", "clk50m", TOP_CLK_GATE2, 3, 0, 0), - GATE(GMAC_PCLK, "gmac_pclk", "clk198m", TOP_CLK_GATE2, 1, 0, 0), - GATE(GMAC_ACLK, "gmac_aclk", "clk49m5", TOP_CLK_GATE2, 0, 0, 0), - GATE(GMAC_RFCLK, "gmac_refclk", "clk25m", TOP_CLK_GATE2, 4, 0, 0), - GATE(SD1_AHB, "sd1_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 12, 0, 0), - GATE(SD0_AHB, "sd0_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 8, 0, 0), - GATE(TEMPSENSOR_GATE, "tempsensor_gate", "clk4m", TOP_CLK_GATE5, 31, 0, 0), -}; - -static struct clk_hw_onecell_data top_hw_onecell_data = { - .num = TOP_NR_CLKS, - .hws = { - [TOP_NR_CLKS - 1] = NULL, - }, -}; - -static int __init top_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(zx296718_pll_clk); i++) { - zx296718_pll_clk[i].reg_base += (uintptr_t)reg_base; - name = zx296718_pll_clk[i].hw.init->name; - ret = clk_hw_register(NULL, &zx296718_pll_clk[i].hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_ffactor_clk); i++) { - if (top_ffactor_clk[i].id) - top_hw_onecell_data.hws[top_ffactor_clk[i].id] = - &top_ffactor_clk[i].factor.hw; - - name = top_ffactor_clk[i].factor.hw.init->name; - ret = clk_hw_register(NULL, &top_ffactor_clk[i].factor.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_mux_clk); i++) { - if (top_mux_clk[i].id) - top_hw_onecell_data.hws[top_mux_clk[i].id] = - &top_mux_clk[i].mux.hw; - - top_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = top_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &top_mux_clk[i].mux.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_gate_clk); i++) { - if (top_gate_clk[i].id) - top_hw_onecell_data.hws[top_gate_clk[i].id] = - &top_gate_clk[i].gate.hw; - - top_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = top_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &top_gate_clk[i].gate.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_div_clk); i++) { - if (top_div_clk[i].id) - top_hw_onecell_data.hws[top_div_clk[i].id] = - &top_div_clk[i].div.hw; - - top_div_clk[i].div.reg += (uintptr_t)reg_base; - name = top_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &top_div_clk[i].div.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &top_hw_onecell_data); - if (ret) { - pr_err("failed to register top clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -static const struct clk_div_table common_even_div_table[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { .val = 5, .div = 6, }, - { .val = 7, .div = 8, }, - { .val = 9, .div = 10, }, - { .val = 11, .div = 12, }, - { .val = 13, .div = 14, }, - { .val = 15, .div = 16, }, -}; - -static const struct clk_div_table common_div_table[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 2, .div = 3, }, - { .val = 3, .div = 4, }, - { .val = 4, .div = 5, }, - { .val = 5, .div = 6, }, - { .val = 6, .div = 7, }, - { .val = 7, .div = 8, }, - { .val = 8, .div = 9, }, - { .val = 9, .div = 10, }, - { .val = 10, .div = 11, }, - { .val = 11, .div = 12, }, - { .val = 12, .div = 13, }, - { .val = 13, .div = 14, }, - { .val = 14, .div = 15, }, - { .val = 15, .div = 16, }, -}; - -PNAME(lsp0_wclk_common_p) = { - "lsp0_24m", - "lsp0_99m", -}; - -PNAME(lsp0_wclk_timer3_p) = { - "timer3_div", - "lsp0_32k" -}; - -PNAME(lsp0_wclk_timer4_p) = { - "timer4_div", - "lsp0_32k" -}; - -PNAME(lsp0_wclk_timer5_p) = { - "timer5_div", - "lsp0_32k" -}; - -PNAME(lsp0_wclk_spifc0_p) = { - "lsp0_148m5", - "lsp0_24m", - "lsp0_99m", - "lsp0_74m25" -}; - -PNAME(lsp0_wclk_ssp_p) = { - "lsp0_148m5", - "lsp0_99m", - "lsp0_24m", -}; - -static struct zx_clk_mux lsp0_mux_clk[] = { - MUX(0, "timer3_wclk_mux", lsp0_wclk_timer3_p, LSP0_TIMER3_CLK, 4, 1), - MUX(0, "timer4_wclk_mux", lsp0_wclk_timer4_p, LSP0_TIMER4_CLK, 4, 1), - MUX(0, "timer5_wclk_mux", lsp0_wclk_timer5_p, LSP0_TIMER5_CLK, 4, 1), - MUX(0, "uart3_wclk_mux", lsp0_wclk_common_p, LSP0_UART3_CLK, 4, 1), - MUX(0, "uart1_wclk_mux", lsp0_wclk_common_p, LSP0_UART1_CLK, 4, 1), - MUX(0, "uart2_wclk_mux", lsp0_wclk_common_p, LSP0_UART2_CLK, 4, 1), - MUX(0, "spifc0_wclk_mux", lsp0_wclk_spifc0_p, LSP0_SPIFC0_CLK, 4, 2), - MUX(0, "i2c4_wclk_mux", lsp0_wclk_common_p, LSP0_I2C4_CLK, 4, 1), - MUX(0, "i2c5_wclk_mux", lsp0_wclk_common_p, LSP0_I2C5_CLK, 4, 1), - MUX(0, "ssp0_wclk_mux", lsp0_wclk_ssp_p, LSP0_SSP0_CLK, 4, 1), - MUX(0, "ssp1_wclk_mux", lsp0_wclk_ssp_p, LSP0_SSP1_CLK, 4, 1), - MUX(0, "i2c3_wclk_mux", lsp0_wclk_common_p, LSP0_I2C3_CLK, 4, 1), -}; - -static struct zx_clk_gate lsp0_gate_clk[] = { - GATE(LSP0_TIMER3_WCLK, "timer3_wclk", "timer3_wclk_mux", LSP0_TIMER3_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_TIMER4_WCLK, "timer4_wclk", "timer4_wclk_mux", LSP0_TIMER4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_TIMER5_WCLK, "timer5_wclk", "timer5_wclk_mux", LSP0_TIMER5_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_UART3_WCLK, "uart3_wclk", "uart3_wclk_mux", LSP0_UART3_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_UART1_WCLK, "uart1_wclk", "uart1_wclk_mux", LSP0_UART1_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_UART2_WCLK, "uart2_wclk", "uart2_wclk_mux", LSP0_UART2_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_SPIFC0_WCLK, "spifc0_wclk", "spifc0_wclk_mux", LSP0_SPIFC0_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_I2C4_WCLK, "i2c4_wclk", "i2c4_wclk_mux", LSP0_I2C4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_I2C5_WCLK, "i2c5_wclk", "i2c5_wclk_mux", LSP0_I2C5_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_SSP0_WCLK, "ssp0_wclk", "ssp0_div", LSP0_SSP0_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_SSP1_WCLK, "ssp1_wclk", "ssp1_div", LSP0_SSP1_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_I2C3_WCLK, "i2c3_wclk", "i2c3_wclk_mux", LSP0_I2C3_CLK, 1, CLK_SET_RATE_PARENT, 0), -}; - -static struct zx_clk_div lsp0_div_clk[] = { - DIV_T(0, "timer3_div", "lsp0_24m", LSP0_TIMER3_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "timer4_div", "lsp0_24m", LSP0_TIMER4_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "timer5_div", "lsp0_24m", LSP0_TIMER5_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "ssp0_div", "ssp0_wclk_mux", LSP0_SSP0_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "ssp1_div", "ssp1_wclk_mux", LSP0_SSP1_CLK, 12, 4, 0, common_even_div_table), -}; - -static struct clk_hw_onecell_data lsp0_hw_onecell_data = { - .num = LSP0_NR_CLKS, - .hws = { - [LSP0_NR_CLKS - 1] = NULL, - }, -}; - -static int __init lsp0_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(lsp0_mux_clk); i++) { - if (lsp0_mux_clk[i].id) - lsp0_hw_onecell_data.hws[lsp0_mux_clk[i].id] = - &lsp0_mux_clk[i].mux.hw; - - lsp0_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = lsp0_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &lsp0_mux_clk[i].mux.hw); - if (ret) - pr_warn("lsp0 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp0_gate_clk); i++) { - if (lsp0_gate_clk[i].id) - lsp0_hw_onecell_data.hws[lsp0_gate_clk[i].id] = - &lsp0_gate_clk[i].gate.hw; - - lsp0_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = lsp0_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &lsp0_gate_clk[i].gate.hw); - if (ret) - pr_warn("lsp0 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp0_div_clk); i++) { - if (lsp0_div_clk[i].id) - lsp0_hw_onecell_data.hws[lsp0_div_clk[i].id] = - &lsp0_div_clk[i].div.hw; - - lsp0_div_clk[i].div.reg += (uintptr_t)reg_base; - name = lsp0_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &lsp0_div_clk[i].div.hw); - if (ret) - pr_warn("lsp0 clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &lsp0_hw_onecell_data); - if (ret) { - pr_err("failed to register lsp0 clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -PNAME(lsp1_wclk_common_p) = { - "lsp1_24m", - "lsp1_99m", -}; - -PNAME(lsp1_wclk_ssp_p) = { - "lsp1_148m5", - "lsp1_99m", - "lsp1_24m", -}; - -static struct zx_clk_mux lsp1_mux_clk[] = { - MUX(0, "uart4_wclk_mux", lsp1_wclk_common_p, LSP1_UART4_CLK, 4, 1), - MUX(0, "uart5_wclk_mux", lsp1_wclk_common_p, LSP1_UART5_CLK, 4, 1), - MUX(0, "pwm_wclk_mux", lsp1_wclk_common_p, LSP1_PWM_CLK, 4, 1), - MUX(0, "i2c2_wclk_mux", lsp1_wclk_common_p, LSP1_I2C2_CLK, 4, 1), - MUX(0, "ssp2_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP2_CLK, 4, 2), - MUX(0, "ssp3_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP3_CLK, 4, 2), - MUX(0, "ssp4_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP4_CLK, 4, 2), - MUX(0, "usim1_wclk_mux", lsp1_wclk_common_p, LSP1_USIM1_CLK, 4, 1), -}; - -static struct zx_clk_div lsp1_div_clk[] = { - DIV_T(0, "pwm_div", "pwm_wclk_mux", LSP1_PWM_CLK, 12, 4, CLK_SET_RATE_PARENT, common_div_table), - DIV_T(0, "ssp2_div", "ssp2_wclk_mux", LSP1_SSP2_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table), - DIV_T(0, "ssp3_div", "ssp3_wclk_mux", LSP1_SSP3_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table), - DIV_T(0, "ssp4_div", "ssp4_wclk_mux", LSP1_SSP4_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table), -}; - -static struct zx_clk_gate lsp1_gate_clk[] = { - GATE(LSP1_UART4_WCLK, "lsp1_uart4_wclk", "uart4_wclk_mux", LSP1_UART4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_UART5_WCLK, "lsp1_uart5_wclk", "uart5_wclk_mux", LSP1_UART5_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_PWM_WCLK, "lsp1_pwm_wclk", "pwm_div", LSP1_PWM_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_PWM_PCLK, "lsp1_pwm_pclk", "lsp1_pclk", LSP1_PWM_CLK, 0, 0, 0), - GATE(LSP1_I2C2_WCLK, "lsp1_i2c2_wclk", "i2c2_wclk_mux", LSP1_I2C2_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_SSP2_WCLK, "lsp1_ssp2_wclk", "ssp2_div", LSP1_SSP2_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_SSP3_WCLK, "lsp1_ssp3_wclk", "ssp3_div", LSP1_SSP3_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_SSP4_WCLK, "lsp1_ssp4_wclk", "ssp4_div", LSP1_SSP4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_USIM1_WCLK, "lsp1_usim1_wclk", "usim1_wclk_mux", LSP1_USIM1_CLK, 1, CLK_SET_RATE_PARENT, 0), -}; - -static struct clk_hw_onecell_data lsp1_hw_onecell_data = { - .num = LSP1_NR_CLKS, - .hws = { - [LSP1_NR_CLKS - 1] = NULL, - }, -}; - -static int __init lsp1_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(lsp1_mux_clk); i++) { - if (lsp1_mux_clk[i].id) - lsp1_hw_onecell_data.hws[lsp1_mux_clk[i].id] = - &lsp0_mux_clk[i].mux.hw; - - lsp1_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = lsp1_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &lsp1_mux_clk[i].mux.hw); - if (ret) - pr_warn("lsp1 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp1_gate_clk); i++) { - if (lsp1_gate_clk[i].id) - lsp1_hw_onecell_data.hws[lsp1_gate_clk[i].id] = - &lsp1_gate_clk[i].gate.hw; - - lsp1_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = lsp1_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &lsp1_gate_clk[i].gate.hw); - if (ret) - pr_warn("lsp1 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp1_div_clk); i++) { - if (lsp1_div_clk[i].id) - lsp1_hw_onecell_data.hws[lsp1_div_clk[i].id] = - &lsp1_div_clk[i].div.hw; - - lsp1_div_clk[i].div.reg += (uintptr_t)reg_base; - name = lsp1_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &lsp1_div_clk[i].div.hw); - if (ret) - pr_warn("lsp1 clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &lsp1_hw_onecell_data); - if (ret) { - pr_err("failed to register lsp1 clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -PNAME(audio_wclk_common_p) = { - "audio_99m", - "audio_24m", -}; - -PNAME(audio_timer_p) = { - "audio_24m", - "audio_32k", -}; - -static struct zx_clk_mux audio_mux_clk[] = { - MUX(I2S0_WCLK_MUX, "i2s0_wclk_mux", audio_wclk_common_p, AUDIO_I2S0_CLK, 0, 1), - MUX(I2S1_WCLK_MUX, "i2s1_wclk_mux", audio_wclk_common_p, AUDIO_I2S1_CLK, 0, 1), - MUX(I2S2_WCLK_MUX, "i2s2_wclk_mux", audio_wclk_common_p, AUDIO_I2S2_CLK, 0, 1), - MUX(I2S3_WCLK_MUX, "i2s3_wclk_mux", audio_wclk_common_p, AUDIO_I2S3_CLK, 0, 1), - MUX(0, "i2c0_wclk_mux", audio_wclk_common_p, AUDIO_I2C0_CLK, 0, 1), - MUX(0, "spdif0_wclk_mux", audio_wclk_common_p, AUDIO_SPDIF0_CLK, 0, 1), - MUX(0, "spdif1_wclk_mux", audio_wclk_common_p, AUDIO_SPDIF1_CLK, 0, 1), - MUX(0, "timer_wclk_mux", audio_timer_p, AUDIO_TIMER_CLK, 0, 1), -}; - -static struct clk_zx_audio_divider audio_adiv_clk[] = { - AUDIO_DIV(0, "i2s0_wclk_div", "i2s0_wclk_mux", AUDIO_I2S0_DIV_CFG1), - AUDIO_DIV(0, "i2s1_wclk_div", "i2s1_wclk_mux", AUDIO_I2S1_DIV_CFG1), - AUDIO_DIV(0, "i2s2_wclk_div", "i2s2_wclk_mux", AUDIO_I2S2_DIV_CFG1), - AUDIO_DIV(0, "i2s3_wclk_div", "i2s3_wclk_mux", AUDIO_I2S3_DIV_CFG1), - AUDIO_DIV(0, "spdif0_wclk_div", "spdif0_wclk_mux", AUDIO_SPDIF0_DIV_CFG1), - AUDIO_DIV(0, "spdif1_wclk_div", "spdif1_wclk_mux", AUDIO_SPDIF1_DIV_CFG1), -}; - -static struct zx_clk_div audio_div_clk[] = { - DIV_T(0, "tdm_wclk_div", "audio_16m384", AUDIO_TDM_CLK, 8, 4, 0, common_div_table), -}; - -static struct zx_clk_gate audio_gate_clk[] = { - GATE(AUDIO_I2S0_WCLK, "i2s0_wclk", "i2s0_wclk_div", AUDIO_I2S0_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S1_WCLK, "i2s1_wclk", "i2s1_wclk_div", AUDIO_I2S1_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S2_WCLK, "i2s2_wclk", "i2s2_wclk_div", AUDIO_I2S2_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S3_WCLK, "i2s3_wclk", "i2s3_wclk_div", AUDIO_I2S3_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S0_PCLK, "i2s0_pclk", "clk49m5", AUDIO_I2S0_CLK, 8, 0, 0), - GATE(AUDIO_I2S1_PCLK, "i2s1_pclk", "clk49m5", AUDIO_I2S1_CLK, 8, 0, 0), - GATE(AUDIO_I2S2_PCLK, "i2s2_pclk", "clk49m5", AUDIO_I2S2_CLK, 8, 0, 0), - GATE(AUDIO_I2S3_PCLK, "i2s3_pclk", "clk49m5", AUDIO_I2S3_CLK, 8, 0, 0), - GATE(AUDIO_I2C0_WCLK, "i2c0_wclk", "i2c0_wclk_mux", AUDIO_I2C0_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_SPDIF0_WCLK, "spdif0_wclk", "spdif0_wclk_div", AUDIO_SPDIF0_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_SPDIF1_WCLK, "spdif1_wclk", "spdif1_wclk_div", AUDIO_SPDIF1_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_TDM_WCLK, "tdm_wclk", "tdm_wclk_div", AUDIO_TDM_CLK, 17, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_TS_PCLK, "tempsensor_pclk", "clk49m5", AUDIO_TS_CLK, 1, 0, 0), -}; - -static struct clk_hw_onecell_data audio_hw_onecell_data = { - .num = AUDIO_NR_CLKS, - .hws = { - [AUDIO_NR_CLKS - 1] = NULL, - }, -}; - -static int __init audio_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map audio clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(audio_mux_clk); i++) { - if (audio_mux_clk[i].id) - audio_hw_onecell_data.hws[audio_mux_clk[i].id] = - &audio_mux_clk[i].mux.hw; - - audio_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = audio_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &audio_mux_clk[i].mux.hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(audio_adiv_clk); i++) { - if (audio_adiv_clk[i].id) - audio_hw_onecell_data.hws[audio_adiv_clk[i].id] = - &audio_adiv_clk[i].hw; - - audio_adiv_clk[i].reg_base += (uintptr_t)reg_base; - name = audio_adiv_clk[i].hw.init->name; - ret = clk_hw_register(NULL, &audio_adiv_clk[i].hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(audio_div_clk); i++) { - if (audio_div_clk[i].id) - audio_hw_onecell_data.hws[audio_div_clk[i].id] = - &audio_div_clk[i].div.hw; - - audio_div_clk[i].div.reg += (uintptr_t)reg_base; - name = audio_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &audio_div_clk[i].div.hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(audio_gate_clk); i++) { - if (audio_gate_clk[i].id) - audio_hw_onecell_data.hws[audio_gate_clk[i].id] = - &audio_gate_clk[i].gate.hw; - - audio_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = audio_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &audio_gate_clk[i].gate.hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &audio_hw_onecell_data); - if (ret) { - pr_err("failed to register audio clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -static const struct of_device_id zx_clkc_match_table[] = { - { .compatible = "zte,zx296718-topcrm", .data = &top_clocks_init }, - { .compatible = "zte,zx296718-lsp0crm", .data = &lsp0_clocks_init }, - { .compatible = "zte,zx296718-lsp1crm", .data = &lsp1_clocks_init }, - { .compatible = "zte,zx296718-audiocrm", .data = &audio_clocks_init }, - { } -}; - -static int zx_clkc_probe(struct platform_device *pdev) -{ - int (*init_fn)(struct device_node *np); - struct device_node *np = pdev->dev.of_node; - - init_fn = of_device_get_match_data(&pdev->dev); - if (!init_fn) { - dev_err(&pdev->dev, "Error: No device match found\n"); - return -ENODEV; - } - - return init_fn(np); -} - -static struct platform_driver zx_clk_driver = { - .probe = zx_clkc_probe, - .driver = { - .name = "zx296718-clkc", - .of_match_table = zx_clkc_match_table, - }, -}; - -static int __init zx_clk_init(void) -{ - return platform_driver_register(&zx_clk_driver); -} -core_initcall(zx_clk_init); diff --git a/drivers/clk/zte/clk.c b/drivers/clk/zte/clk.c deleted file mode 100644 index 8bda6d41ad3a..000000000000 --- a/drivers/clk/zte/clk.c +++ /dev/null @@ -1,446 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright 2014 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#include <linux/clk-provider.h> -#include <linux/err.h> -#include <linux/gcd.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <asm/div64.h> - -#include "clk.h" - -#define to_clk_zx_pll(_hw) container_of(_hw, struct clk_zx_pll, hw) -#define to_clk_zx_audio(_hw) container_of(_hw, struct clk_zx_audio, hw) - -#define CFG0_CFG1_OFFSET 4 -#define LOCK_FLAG 30 -#define POWER_DOWN 31 - -static int rate_to_idx(struct clk_zx_pll *zx_pll, unsigned long rate) -{ - const struct zx_pll_config *config = zx_pll->lookup_table; - int i; - - for (i = 0; i < zx_pll->count; i++) { - if (config[i].rate > rate) - return i > 0 ? i - 1 : 0; - - if (config[i].rate == rate) - return i; - } - - return i - 1; -} - -static int hw_to_idx(struct clk_zx_pll *zx_pll) -{ - const struct zx_pll_config *config = zx_pll->lookup_table; - u32 hw_cfg0, hw_cfg1; - int i; - - hw_cfg0 = readl_relaxed(zx_pll->reg_base); - hw_cfg1 = readl_relaxed(zx_pll->reg_base + CFG0_CFG1_OFFSET); - - /* For matching the value in lookup table */ - hw_cfg0 &= ~BIT(zx_pll->lock_bit); - - /* Check availability of pd_bit */ - if (zx_pll->pd_bit < 32) - hw_cfg0 |= BIT(zx_pll->pd_bit); - - for (i = 0; i < zx_pll->count; i++) { - if (hw_cfg0 == config[i].cfg0 && hw_cfg1 == config[i].cfg1) - return i; - } - - return -EINVAL; -} - -static unsigned long zx_pll_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - int idx; - - idx = hw_to_idx(zx_pll); - if (unlikely(idx == -EINVAL)) - return 0; - - return zx_pll->lookup_table[idx].rate; -} - -static long zx_pll_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - int idx; - - idx = rate_to_idx(zx_pll, rate); - - return zx_pll->lookup_table[idx].rate; -} - -static int zx_pll_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - /* Assume current cpu is not running on current PLL */ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - const struct zx_pll_config *config; - int idx; - - idx = rate_to_idx(zx_pll, rate); - config = &zx_pll->lookup_table[idx]; - - writel_relaxed(config->cfg0, zx_pll->reg_base); - writel_relaxed(config->cfg1, zx_pll->reg_base + CFG0_CFG1_OFFSET); - - return 0; -} - -static int zx_pll_enable(struct clk_hw *hw) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - u32 reg; - - /* If pd_bit is not available, simply return success. */ - if (zx_pll->pd_bit > 31) - return 0; - - reg = readl_relaxed(zx_pll->reg_base); - writel_relaxed(reg & ~BIT(zx_pll->pd_bit), zx_pll->reg_base); - - return readl_relaxed_poll_timeout(zx_pll->reg_base, reg, - reg & BIT(zx_pll->lock_bit), 0, 100); -} - -static void zx_pll_disable(struct clk_hw *hw) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - u32 reg; - - if (zx_pll->pd_bit > 31) - return; - - reg = readl_relaxed(zx_pll->reg_base); - writel_relaxed(reg | BIT(zx_pll->pd_bit), zx_pll->reg_base); -} - -static int zx_pll_is_enabled(struct clk_hw *hw) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - u32 reg; - - reg = readl_relaxed(zx_pll->reg_base); - - return !(reg & BIT(zx_pll->pd_bit)); -} - -const struct clk_ops zx_pll_ops = { - .recalc_rate = zx_pll_recalc_rate, - .round_rate = zx_pll_round_rate, - .set_rate = zx_pll_set_rate, - .enable = zx_pll_enable, - .disable = zx_pll_disable, - .is_enabled = zx_pll_is_enabled, -}; -EXPORT_SYMBOL(zx_pll_ops); - -struct clk *clk_register_zx_pll(const char *name, const char *parent_name, - unsigned long flags, void __iomem *reg_base, - const struct zx_pll_config *lookup_table, - int count, spinlock_t *lock) -{ - struct clk_zx_pll *zx_pll; - struct clk *clk; - struct clk_init_data init; - - zx_pll = kzalloc(sizeof(*zx_pll), GFP_KERNEL); - if (!zx_pll) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &zx_pll_ops; - init.flags = flags; - init.parent_names = parent_name ? &parent_name : NULL; - init.num_parents = parent_name ? 1 : 0; - - zx_pll->reg_base = reg_base; - zx_pll->lookup_table = lookup_table; - zx_pll->count = count; - zx_pll->lock_bit = LOCK_FLAG; - zx_pll->pd_bit = POWER_DOWN; - zx_pll->lock = lock; - zx_pll->hw.init = &init; - - clk = clk_register(NULL, &zx_pll->hw); - if (IS_ERR(clk)) - kfree(zx_pll); - - return clk; -} - -#define BPAR 1000000 -static u32 calc_reg(u32 parent_rate, u32 rate) -{ - u32 sel, integ, fra_div, tmp; - u64 tmp64 = (u64)parent_rate * BPAR; - - do_div(tmp64, rate); - integ = (u32)tmp64 / BPAR; - integ = integ >> 1; - - tmp = (u32)tmp64 % BPAR; - sel = tmp / BPAR; - - tmp = tmp % BPAR; - fra_div = tmp * 0xff / BPAR; - tmp = (sel << 24) | (integ << 16) | (0xff << 8) | fra_div; - - /* Set I2S integer divider as 1. This bit is reserved for SPDIF - * and do no harm. - */ - tmp |= BIT(28); - return tmp; -} - -static u32 calc_rate(u32 reg, u32 parent_rate) -{ - u32 sel, integ, fra_div, tmp; - u64 tmp64 = (u64)parent_rate * BPAR; - - tmp = reg; - sel = (tmp >> 24) & BIT(0); - integ = (tmp >> 16) & 0xff; - fra_div = tmp & 0xff; - - tmp = fra_div * BPAR; - tmp = tmp / 0xff; - tmp += sel * BPAR; - tmp += 2 * integ * BPAR; - do_div(tmp64, tmp); - - return (u32)tmp64; -} - -static unsigned long zx_audio_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = readl_relaxed(zx_audio->reg_base); - return calc_rate(reg, parent_rate); -} - -static long zx_audio_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - u32 reg; - - if (rate * 2 > *prate) - return -EINVAL; - - reg = calc_reg(*prate, rate); - return calc_rate(reg, *prate); -} - -static int zx_audio_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = calc_reg(parent_rate, rate); - writel_relaxed(reg, zx_audio->reg_base); - - return 0; -} - -#define ZX_AUDIO_EN BIT(25) -static int zx_audio_enable(struct clk_hw *hw) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = readl_relaxed(zx_audio->reg_base); - writel_relaxed(reg & ~ZX_AUDIO_EN, zx_audio->reg_base); - return 0; -} - -static void zx_audio_disable(struct clk_hw *hw) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = readl_relaxed(zx_audio->reg_base); - writel_relaxed(reg | ZX_AUDIO_EN, zx_audio->reg_base); -} - -static const struct clk_ops zx_audio_ops = { - .recalc_rate = zx_audio_recalc_rate, - .round_rate = zx_audio_round_rate, - .set_rate = zx_audio_set_rate, - .enable = zx_audio_enable, - .disable = zx_audio_disable, -}; - -struct clk *clk_register_zx_audio(const char *name, - const char * const parent_name, - unsigned long flags, - void __iomem *reg_base) -{ - struct clk_zx_audio *zx_audio; - struct clk *clk; - struct clk_init_data init; - - zx_audio = kzalloc(sizeof(*zx_audio), GFP_KERNEL); - if (!zx_audio) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &zx_audio_ops; - init.flags = flags; - init.parent_names = parent_name ? &parent_name : NULL; - init.num_parents = parent_name ? 1 : 0; - - zx_audio->reg_base = reg_base; - zx_audio->hw.init = &init; - - clk = clk_register(NULL, &zx_audio->hw); - if (IS_ERR(clk)) - kfree(zx_audio); - - return clk; -} - -#define CLK_AUDIO_DIV_FRAC BIT(0) -#define CLK_AUDIO_DIV_INT BIT(1) -#define CLK_AUDIO_DIV_UNCOMMON BIT(1) - -#define CLK_AUDIO_DIV_FRAC_NSHIFT 16 -#define CLK_AUDIO_DIV_INT_FRAC_RE BIT(16) -#define CLK_AUDIO_DIV_INT_FRAC_MAX (0xffff) -#define CLK_AUDIO_DIV_INT_FRAC_MIN (0x2) -#define CLK_AUDIO_DIV_INT_INT_SHIFT 24 -#define CLK_AUDIO_DIV_INT_INT_WIDTH 4 - -struct zx_clk_audio_div_table { - unsigned long rate; - unsigned int int_reg; - unsigned int frac_reg; -}; - -#define to_clk_zx_audio_div(_hw) container_of(_hw, struct clk_zx_audio_divider, hw) - -static unsigned long audio_calc_rate(struct clk_zx_audio_divider *audio_div, - u32 reg_frac, u32 reg_int, - unsigned long parent_rate) -{ - unsigned long rate, m, n; - - m = reg_frac & 0xffff; - n = (reg_frac >> 16) & 0xffff; - - m = (reg_int & 0xffff) * n + m; - rate = (parent_rate * n) / m; - - return rate; -} - -static void audio_calc_reg(struct clk_zx_audio_divider *audio_div, - struct zx_clk_audio_div_table *div_table, - unsigned long rate, unsigned long parent_rate) -{ - unsigned int reg_int, reg_frac; - unsigned long m, n, div; - - reg_int = parent_rate / rate; - - if (reg_int > CLK_AUDIO_DIV_INT_FRAC_MAX) - reg_int = CLK_AUDIO_DIV_INT_FRAC_MAX; - else if (reg_int < CLK_AUDIO_DIV_INT_FRAC_MIN) - reg_int = 0; - m = parent_rate - rate * reg_int; - n = rate; - - div = gcd(m, n); - m = m / div; - n = n / div; - - if ((m >> 16) || (n >> 16)) { - if (m > n) { - n = n * 0xffff / m; - m = 0xffff; - } else { - m = m * 0xffff / n; - n = 0xffff; - } - } - reg_frac = m | (n << 16); - - div_table->rate = parent_rate * n / (reg_int * n + m); - div_table->int_reg = reg_int; - div_table->frac_reg = reg_frac; -} - -static unsigned long zx_audio_div_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_zx_audio_divider *zx_audio_div = to_clk_zx_audio_div(hw); - u32 reg_frac, reg_int; - - reg_frac = readl_relaxed(zx_audio_div->reg_base); - reg_int = readl_relaxed(zx_audio_div->reg_base + 0x4); - - return audio_calc_rate(zx_audio_div, reg_frac, reg_int, parent_rate); -} - -static long zx_audio_div_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - struct clk_zx_audio_divider *zx_audio_div = to_clk_zx_audio_div(hw); - struct zx_clk_audio_div_table divt; - - audio_calc_reg(zx_audio_div, &divt, rate, *prate); - - return audio_calc_rate(zx_audio_div, divt.frac_reg, divt.int_reg, *prate); -} - -static int zx_audio_div_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_zx_audio_divider *zx_audio_div = to_clk_zx_audio_div(hw); - struct zx_clk_audio_div_table divt; - unsigned int val; - - audio_calc_reg(zx_audio_div, &divt, rate, parent_rate); - if (divt.rate != rate) - pr_debug("the real rate is:%ld", divt.rate); - - writel_relaxed(divt.frac_reg, zx_audio_div->reg_base); - - val = readl_relaxed(zx_audio_div->reg_base + 0x4); - val &= ~0xffff; - val |= divt.int_reg | CLK_AUDIO_DIV_INT_FRAC_RE; - writel_relaxed(val, zx_audio_div->reg_base + 0x4); - - mdelay(1); - - val = readl_relaxed(zx_audio_div->reg_base + 0x4); - val &= ~CLK_AUDIO_DIV_INT_FRAC_RE; - writel_relaxed(val, zx_audio_div->reg_base + 0x4); - - return 0; -} - -const struct clk_ops zx_audio_div_ops = { - .recalc_rate = zx_audio_div_recalc_rate, - .round_rate = zx_audio_div_round_rate, - .set_rate = zx_audio_div_set_rate, -}; diff --git a/drivers/clk/zte/clk.h b/drivers/clk/zte/clk.h deleted file mode 100644 index aeaf2a380ba6..000000000000 --- a/drivers/clk/zte/clk.h +++ /dev/null @@ -1,174 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright 2015 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#ifndef __ZTE_CLK_H -#define __ZTE_CLK_H -#include <linux/clk-provider.h> -#include <linux/spinlock.h> - -#define PNAME(x) static const char *x[] - -struct zx_pll_config { - unsigned long rate; - u32 cfg0; - u32 cfg1; -}; - -struct clk_zx_pll { - struct clk_hw hw; - void __iomem *reg_base; - const struct zx_pll_config *lookup_table; /* order by rate asc */ - int count; - spinlock_t *lock; - u8 pd_bit; /* power down bit */ - u8 lock_bit; /* pll lock flag bit */ -}; - -#define PLL_RATE(_rate, _cfg0, _cfg1) \ -{ \ - .rate = _rate, \ - .cfg0 = _cfg0, \ - .cfg1 = _cfg1, \ -} - -#define ZX_PLL(_name, _parent, _reg, _table, _pd, _lock) \ -{ \ - .reg_base = (void __iomem *) _reg, \ - .lookup_table = _table, \ - .count = ARRAY_SIZE(_table), \ - .pd_bit = _pd, \ - .lock_bit = _lock, \ - .hw.init = CLK_HW_INIT(_name, _parent, &zx_pll_ops, \ - CLK_GET_RATE_NOCACHE), \ -} - -/* - * The pd_bit is not available on ZX296718, so let's pass something - * bigger than 31, e.g. 0xff, to indicate that. - */ -#define ZX296718_PLL(_name, _parent, _reg, _table) \ -ZX_PLL(_name, _parent, _reg, _table, 0xff, 30) - -struct zx_clk_gate { - struct clk_gate gate; - u16 id; -}; - -#define GATE(_id, _name, _parent, _reg, _bit, _flag, _gflags) \ -{ \ - .gate = { \ - .reg = (void __iomem *) _reg, \ - .bit_idx = (_bit), \ - .flags = _gflags, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &clk_gate_ops, \ - _flag | CLK_IGNORE_UNUSED), \ - }, \ - .id = _id, \ -} - -struct zx_clk_fixed_factor { - struct clk_fixed_factor factor; - u16 id; -}; - -#define FFACTOR(_id, _name, _parent, _mult, _div, _flag) \ -{ \ - .factor = { \ - .div = _div, \ - .mult = _mult, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &clk_fixed_factor_ops, \ - _flag), \ - }, \ - .id = _id, \ -} - -struct zx_clk_mux { - struct clk_mux mux; - u16 id; -}; - -#define MUX_F(_id, _name, _parent, _reg, _shift, _width, _flag, _mflag) \ -{ \ - .mux = { \ - .reg = (void __iomem *) _reg, \ - .mask = BIT(_width) - 1, \ - .shift = _shift, \ - .flags = _mflag, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT_PARENTS(_name, \ - _parent, \ - &clk_mux_ops, \ - _flag), \ - }, \ - .id = _id, \ -} - -#define MUX(_id, _name, _parent, _reg, _shift, _width) \ -MUX_F(_id, _name, _parent, _reg, _shift, _width, 0, 0) - -struct zx_clk_div { - struct clk_divider div; - u16 id; -}; - -#define DIV_T(_id, _name, _parent, _reg, _shift, _width, _flag, _table) \ -{ \ - .div = { \ - .reg = (void __iomem *) _reg, \ - .shift = _shift, \ - .width = _width, \ - .flags = 0, \ - .table = _table, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &clk_divider_ops, \ - _flag), \ - }, \ - .id = _id, \ -} - -struct clk_zx_audio_divider { - struct clk_hw hw; - void __iomem *reg_base; - unsigned int rate_count; - spinlock_t *lock; - u16 id; -}; - -#define AUDIO_DIV(_id, _name, _parent, _reg) \ -{ \ - .reg_base = (void __iomem *) _reg, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &zx_audio_div_ops, \ - 0), \ - .id = _id, \ -} - -struct clk *clk_register_zx_pll(const char *name, const char *parent_name, - unsigned long flags, void __iomem *reg_base, - const struct zx_pll_config *lookup_table, int count, spinlock_t *lock); - -struct clk_zx_audio { - struct clk_hw hw; - void __iomem *reg_base; -}; - -struct clk *clk_register_zx_audio(const char *name, - const char * const parent_name, - unsigned long flags, void __iomem *reg_base); - -extern const struct clk_ops zx_pll_ops; -extern const struct clk_ops zx_audio_div_ops; - -#endif diff --git a/include/dt-bindings/clock/zx296702-clock.h b/include/dt-bindings/clock/zx296702-clock.h deleted file mode 100644 index e04126111aae..000000000000 --- a/include/dt-bindings/clock/zx296702-clock.h +++ /dev/null @@ -1,180 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright 2014 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#ifndef __DT_BINDINGS_CLOCK_ZX296702_H -#define __DT_BINDINGS_CLOCK_ZX296702_H - -#define ZX296702_OSC 0 -#define ZX296702_PLL_A9 1 -#define ZX296702_PLL_A9_350M 2 -#define ZX296702_PLL_MAC_1000M 3 -#define ZX296702_PLL_MAC_333M 4 -#define ZX296702_PLL_MM0_1188M 5 -#define ZX296702_PLL_MM0_396M 6 -#define ZX296702_PLL_MM0_198M 7 -#define ZX296702_PLL_MM1_108M 8 -#define ZX296702_PLL_MM1_72M 9 -#define ZX296702_PLL_MM1_54M 10 -#define ZX296702_PLL_LSP_104M 11 -#define ZX296702_PLL_LSP_26M 12 -#define ZX296702_PLL_AUDIO_294M912 13 -#define ZX296702_PLL_DDR_266M 14 -#define ZX296702_CLK_148M5 15 -#define ZX296702_MATRIX_ACLK 16 -#define ZX296702_MAIN_HCLK 17 -#define ZX296702_MAIN_PCLK 18 -#define ZX296702_CLK_500 19 -#define ZX296702_CLK_250 20 -#define ZX296702_CLK_125 21 -#define ZX296702_CLK_74M25 22 -#define ZX296702_A9_WCLK 23 -#define ZX296702_A9_AS1_ACLK_MUX 24 -#define ZX296702_A9_TRACE_CLKIN_MUX 25 -#define ZX296702_A9_AS1_ACLK_DIV 26 -#define ZX296702_CLK_2 27 -#define ZX296702_CLK_27 28 -#define ZX296702_DECPPU_ACLK_MUX 29 -#define ZX296702_PPU_ACLK_MUX 30 -#define ZX296702_MALI400_ACLK_MUX 31 -#define ZX296702_VOU_ACLK_MUX 32 -#define ZX296702_VOU_MAIN_WCLK_MUX 33 -#define ZX296702_VOU_AUX_WCLK_MUX 34 -#define ZX296702_VOU_SCALER_WCLK_MUX 35 -#define ZX296702_R2D_ACLK_MUX 36 -#define ZX296702_R2D_WCLK_MUX 37 -#define ZX296702_CLK_50 38 -#define ZX296702_CLK_25 39 -#define ZX296702_CLK_12 40 -#define ZX296702_CLK_16M384 41 -#define ZX296702_CLK_32K768 42 -#define ZX296702_SEC_WCLK_DIV 43 -#define ZX296702_DDR_WCLK_MUX 44 -#define ZX296702_NAND_WCLK_MUX 45 -#define ZX296702_LSP_26_WCLK_MUX 46 -#define ZX296702_A9_AS0_ACLK 47 -#define ZX296702_A9_AS1_ACLK 48 -#define ZX296702_A9_TRACE_CLKIN 49 -#define ZX296702_DECPPU_AXI_M_ACLK 50 -#define ZX296702_DECPPU_AHB_S_HCLK 51 -#define ZX296702_PPU_AXI_M_ACLK 52 -#define ZX296702_PPU_AHB_S_HCLK 53 -#define ZX296702_VOU_AXI_M_ACLK 54 -#define ZX296702_VOU_APB_PCLK 55 -#define ZX296702_VOU_MAIN_CHANNEL_WCLK 56 -#define ZX296702_VOU_AUX_CHANNEL_WCLK 57 -#define ZX296702_VOU_HDMI_OSCLK_CEC 58 -#define ZX296702_VOU_SCALER_WCLK 59 -#define ZX296702_MALI400_AXI_M_ACLK 60 -#define ZX296702_MALI400_APB_PCLK 61 -#define ZX296702_R2D_WCLK 62 -#define ZX296702_R2D_AXI_M_ACLK 63 -#define ZX296702_R2D_AHB_HCLK 64 -#define ZX296702_DDR3_AXI_S0_ACLK 65 -#define ZX296702_DDR3_APB_PCLK 66 -#define ZX296702_DDR3_WCLK 67 -#define ZX296702_USB20_0_AHB_HCLK 68 -#define ZX296702_USB20_0_EXTREFCLK 69 -#define ZX296702_USB20_1_AHB_HCLK 70 -#define ZX296702_USB20_1_EXTREFCLK 71 -#define ZX296702_USB20_2_AHB_HCLK 72 -#define ZX296702_USB20_2_EXTREFCLK 73 -#define ZX296702_GMAC_AXI_M_ACLK 74 -#define ZX296702_GMAC_APB_PCLK 75 -#define ZX296702_GMAC_125_CLKIN 76 -#define ZX296702_GMAC_RMII_CLKIN 77 -#define ZX296702_GMAC_25M_CLK 78 -#define ZX296702_NANDFLASH_AHB_HCLK 79 -#define ZX296702_NANDFLASH_WCLK 80 -#define ZX296702_LSP0_APB_PCLK 81 -#define ZX296702_LSP0_AHB_HCLK 82 -#define ZX296702_LSP0_26M_WCLK 83 -#define ZX296702_LSP0_104M_WCLK 84 -#define ZX296702_LSP0_16M384_WCLK 85 -#define ZX296702_LSP1_APB_PCLK 86 -#define ZX296702_LSP1_26M_WCLK 87 -#define ZX296702_LSP1_104M_WCLK 88 -#define ZX296702_LSP1_32K_CLK 89 -#define ZX296702_AON_HCLK 90 -#define ZX296702_SYS_CTRL_PCLK 91 -#define ZX296702_DMA_PCLK 92 -#define ZX296702_DMA_ACLK 93 -#define ZX296702_SEC_HCLK 94 -#define ZX296702_AES_WCLK 95 -#define ZX296702_DES_WCLK 96 -#define ZX296702_IRAM_ACLK 97 -#define ZX296702_IROM_ACLK 98 -#define ZX296702_BOOT_CTRL_HCLK 99 -#define ZX296702_EFUSE_CLK_30 100 -#define ZX296702_VOU_MAIN_CHANNEL_DIV 101 -#define ZX296702_VOU_AUX_CHANNEL_DIV 102 -#define ZX296702_VOU_TV_ENC_HD_DIV 103 -#define ZX296702_VOU_TV_ENC_SD_DIV 104 -#define ZX296702_VL0_MUX 105 -#define ZX296702_VL1_MUX 106 -#define ZX296702_VL2_MUX 107 -#define ZX296702_GL0_MUX 108 -#define ZX296702_GL1_MUX 109 -#define ZX296702_GL2_MUX 110 -#define ZX296702_WB_MUX 111 -#define ZX296702_HDMI_MUX 112 -#define ZX296702_VOU_TV_ENC_HD_MUX 113 -#define ZX296702_VOU_TV_ENC_SD_MUX 114 -#define ZX296702_VL0_CLK 115 -#define ZX296702_VL1_CLK 116 -#define ZX296702_VL2_CLK 117 -#define ZX296702_GL0_CLK 118 -#define ZX296702_GL1_CLK 119 -#define ZX296702_GL2_CLK 120 -#define ZX296702_WB_CLK 121 -#define ZX296702_CL_CLK 122 -#define ZX296702_MAIN_MIX_CLK 123 -#define ZX296702_AUX_MIX_CLK 124 -#define ZX296702_HDMI_CLK 125 -#define ZX296702_VOU_TV_ENC_HD_DAC_CLK 126 -#define ZX296702_VOU_TV_ENC_SD_DAC_CLK 127 -#define ZX296702_A9_PERIPHCLK 128 -#define ZX296702_TOPCLK_END 129 - -#define ZX296702_SDMMC1_WCLK_MUX 0 -#define ZX296702_SDMMC1_WCLK_DIV 1 -#define ZX296702_SDMMC1_WCLK 2 -#define ZX296702_SDMMC1_PCLK 3 -#define ZX296702_SPDIF0_WCLK_MUX 4 -#define ZX296702_SPDIF0_WCLK 5 -#define ZX296702_SPDIF0_PCLK 6 -#define ZX296702_SPDIF0_DIV 7 -#define ZX296702_I2S0_WCLK_MUX 8 -#define ZX296702_I2S0_WCLK 9 -#define ZX296702_I2S0_PCLK 10 -#define ZX296702_I2S0_DIV 11 -#define ZX296702_I2S1_WCLK_MUX 12 -#define ZX296702_I2S1_WCLK 13 -#define ZX296702_I2S1_PCLK 14 -#define ZX296702_I2S1_DIV 15 -#define ZX296702_I2S2_WCLK_MUX 16 -#define ZX296702_I2S2_WCLK 17 -#define ZX296702_I2S2_PCLK 18 -#define ZX296702_I2S2_DIV 19 -#define ZX296702_GPIO_CLK 20 -#define ZX296702_LSP0CLK_END 21 - -#define ZX296702_UART0_WCLK_MUX 0 -#define ZX296702_UART0_WCLK 1 -#define ZX296702_UART0_PCLK 2 -#define ZX296702_UART1_WCLK_MUX 3 -#define ZX296702_UART1_WCLK 4 -#define ZX296702_UART1_PCLK 5 -#define ZX296702_SDMMC0_WCLK_MUX 6 -#define ZX296702_SDMMC0_WCLK_DIV 7 -#define ZX296702_SDMMC0_WCLK 8 -#define ZX296702_SDMMC0_PCLK 9 -#define ZX296702_SPDIF1_WCLK_MUX 10 -#define ZX296702_SPDIF1_WCLK 11 -#define ZX296702_SPDIF1_PCLK 12 -#define ZX296702_SPDIF1_DIV 13 -#define ZX296702_LSP1CLK_END 14 - -#endif /* __DT_BINDINGS_CLOCK_ZX296702_H */ -- 2.29.2 ^ permalink raw reply related [flat|nested] 20+ messages in thread
* [PATCH 2/4] clk: remove zte zx driver @ 2021-01-20 13:10 ` Arnd Bergmann 0 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Jun Nie, Shawn Guo, Arnd Bergmann From: Arnd Bergmann <arnd@arndb.de> The zte zx platform is getting removed, so this driver is no longer needed. Cc: Jun Nie <jun.nie@linaro.org> Cc: Shawn Guo <shawnguo@kernel.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- .../bindings/clock/zx296702-clk.txt | 34 - .../bindings/clock/zx296718-clk.txt | 37 - drivers/clk/Makefile | 1 - drivers/clk/zte/Makefile | 4 - drivers/clk/zte/clk-zx296702.c | 741 ------------ drivers/clk/zte/clk-zx296718.c | 1074 ----------------- drivers/clk/zte/clk.c | 446 ------- drivers/clk/zte/clk.h | 174 --- include/dt-bindings/clock/zx296702-clock.h | 180 --- 9 files changed, 2691 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/zx296702-clk.txt delete mode 100644 Documentation/devicetree/bindings/clock/zx296718-clk.txt delete mode 100644 drivers/clk/zte/Makefile delete mode 100644 drivers/clk/zte/clk-zx296702.c delete mode 100644 drivers/clk/zte/clk-zx296718.c delete mode 100644 drivers/clk/zte/clk.c delete mode 100644 drivers/clk/zte/clk.h delete mode 100644 include/dt-bindings/clock/zx296702-clock.h diff --git a/Documentation/devicetree/bindings/clock/zx296702-clk.txt b/Documentation/devicetree/bindings/clock/zx296702-clk.txt deleted file mode 100644 index 5c91c9e4f1be..000000000000 --- a/Documentation/devicetree/bindings/clock/zx296702-clk.txt +++ /dev/null @@ -1,34 +0,0 @@ -Device Tree Clock bindings for ZTE zx296702 - -This binding uses the common clock binding[1]. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt - -Required properties: -- compatible : shall be one of the following: - "zte,zx296702-topcrm-clk": - zx296702 top clock selection, divider and gating - - "zte,zx296702-lsp0crpm-clk" and - "zte,zx296702-lsp1crpm-clk": - zx296702 device level clock selection and gating - -- reg: Address and length of the register set - -The clock consumer should specify the desired clock by having the clock -ID in its "clocks" phandle cell. See include/dt-bindings/clock/zx296702-clock.h -for the full list of zx296702 clock IDs. - - -topclk: topcrm@09800000 { - compatible = "zte,zx296702-topcrm-clk"; - reg = <0x09800000 0x1000>; - #clock-cells = <1>; -}; - -uart0: serial@09405000 { - compatible = "zte,zx296702-uart"; - reg = <0x09405000 0x1000>; - interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&lsp1clk ZX296702_UART0_PCLK>; -}; diff --git a/Documentation/devicetree/bindings/clock/zx296718-clk.txt b/Documentation/devicetree/bindings/clock/zx296718-clk.txt deleted file mode 100644 index 3a46bf0b2540..000000000000 --- a/Documentation/devicetree/bindings/clock/zx296718-clk.txt +++ /dev/null @@ -1,37 +0,0 @@ -Device Tree Clock bindings for ZTE zx296718 - -This binding uses the common clock binding[1]. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt - -Required properties: -- compatible : shall be one of the following: - "zte,zx296718-topcrm": - zx296718 top clock selection, divider and gating - - "zte,zx296718-lsp0crm" and - "zte,zx296718-lsp1crm": - zx296718 device level clock selection and gating - - "zte,zx296718-audiocrm": - zx296718 audio clock selection, divider and gating - -- reg: Address and length of the register set - -The clock consumer should specify the desired clock by having the clock -ID in its "clocks" phandle cell. See include/dt-bindings/clock/zx296718-clock.h -for the full list of zx296718 clock IDs. - - -topclk: topcrm@1461000 { - compatible = "zte,zx296718-topcrm-clk"; - reg = <0x01461000 0x1000>; - #clock-cells = <1>; -}; - -usbphy0:usb-phy0 { - compatible = "zte,zx296718-usb-phy"; - #phy-cells = <0>; - clocks = <&topclk USB20_PHY_CLK>; - clock-names = "phyclk"; -}; diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index adf05704336e..c1f0e4823868 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -121,6 +121,5 @@ obj-y += versatile/ ifeq ($(CONFIG_COMMON_CLK), y) obj-$(CONFIG_X86) += x86/ endif -obj-$(CONFIG_ARCH_ZX) += zte/ obj-$(CONFIG_ARCH_ZYNQ) += zynq/ obj-$(CONFIG_COMMON_CLK_ZYNQMP) += zynqmp/ diff --git a/drivers/clk/zte/Makefile b/drivers/clk/zte/Makefile deleted file mode 100644 index f130643b695d..000000000000 --- a/drivers/clk/zte/Makefile +++ /dev/null @@ -1,4 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-y := clk.o -obj-$(CONFIG_SOC_ZX296702) += clk-zx296702.o -obj-$(CONFIG_ARCH_ZX) += clk-zx296718.o diff --git a/drivers/clk/zte/clk-zx296702.c b/drivers/clk/zte/clk-zx296702.c deleted file mode 100644 index e846f2a34feb..000000000000 --- a/drivers/clk/zte/clk-zx296702.c +++ /dev/null @@ -1,741 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright 2014 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#include <linux/clk-provider.h> -#include <linux/of_address.h> -#include <dt-bindings/clock/zx296702-clock.h> -#include "clk.h" - -static DEFINE_SPINLOCK(reg_lock); - -static void __iomem *topcrm_base; -static void __iomem *lsp0crpm_base; -static void __iomem *lsp1crpm_base; - -static struct clk *topclk[ZX296702_TOPCLK_END]; -static struct clk *lsp0clk[ZX296702_LSP0CLK_END]; -static struct clk *lsp1clk[ZX296702_LSP1CLK_END]; - -static struct clk_onecell_data topclk_data; -static struct clk_onecell_data lsp0clk_data; -static struct clk_onecell_data lsp1clk_data; - -#define CLK_MUX (topcrm_base + 0x04) -#define CLK_DIV (topcrm_base + 0x08) -#define CLK_EN0 (topcrm_base + 0x0c) -#define CLK_EN1 (topcrm_base + 0x10) -#define VOU_LOCAL_CLKEN (topcrm_base + 0x68) -#define VOU_LOCAL_CLKSEL (topcrm_base + 0x70) -#define VOU_LOCAL_DIV2_SET (topcrm_base + 0x74) -#define CLK_MUX1 (topcrm_base + 0x8c) - -#define CLK_SDMMC1 (lsp0crpm_base + 0x0c) -#define CLK_GPIO (lsp0crpm_base + 0x2c) -#define CLK_SPDIF0 (lsp0crpm_base + 0x10) -#define SPDIF0_DIV (lsp0crpm_base + 0x14) -#define CLK_I2S0 (lsp0crpm_base + 0x18) -#define I2S0_DIV (lsp0crpm_base + 0x1c) -#define CLK_I2S1 (lsp0crpm_base + 0x20) -#define I2S1_DIV (lsp0crpm_base + 0x24) -#define CLK_I2S2 (lsp0crpm_base + 0x34) -#define I2S2_DIV (lsp0crpm_base + 0x38) - -#define CLK_UART0 (lsp1crpm_base + 0x20) -#define CLK_UART1 (lsp1crpm_base + 0x24) -#define CLK_SDMMC0 (lsp1crpm_base + 0x2c) -#define CLK_SPDIF1 (lsp1crpm_base + 0x30) -#define SPDIF1_DIV (lsp1crpm_base + 0x34) - -static const struct zx_pll_config pll_a9_config[] = { - { .rate = 700000000, .cfg0 = 0x800405d1, .cfg1 = 0x04555555 }, - { .rate = 800000000, .cfg0 = 0x80040691, .cfg1 = 0x04aaaaaa }, - { .rate = 900000000, .cfg0 = 0x80040791, .cfg1 = 0x04000000 }, - { .rate = 1000000000, .cfg0 = 0x80040851, .cfg1 = 0x04555555 }, - { .rate = 1100000000, .cfg0 = 0x80040911, .cfg1 = 0x04aaaaaa }, - { .rate = 1200000000, .cfg0 = 0x80040a11, .cfg1 = 0x04000000 }, -}; - -static const struct clk_div_table main_hlk_div[] = { - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { /* sentinel */ } -}; - -static const struct clk_div_table a9_as1_aclk_divider[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { /* sentinel */ } -}; - -static const struct clk_div_table sec_wclk_divider[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { .val = 5, .div = 6, }, - { .val = 7, .div = 8, }, - { /* sentinel */ } -}; - -static const char * const matrix_aclk_sel[] = { - "pll_mm0_198M", - "osc", - "clk_148M5", - "pll_lsp_104M", -}; - -static const char * const a9_wclk_sel[] = { - "pll_a9", - "osc", - "clk_500", - "clk_250", -}; - -static const char * const a9_as1_aclk_sel[] = { - "clk_250", - "osc", - "pll_mm0_396M", - "pll_mac_333M", -}; - -static const char * const a9_trace_clkin_sel[] = { - "clk_74M25", - "pll_mm1_108M", - "clk_125", - "clk_148M5", -}; - -static const char * const decppu_aclk_sel[] = { - "clk_250", - "pll_mm0_198M", - "pll_lsp_104M", - "pll_audio_294M912", -}; - -static const char * const vou_main_wclk_sel[] = { - "clk_148M5", - "clk_74M25", - "clk_27", - "pll_mm1_54M", -}; - -static const char * const vou_scaler_wclk_sel[] = { - "clk_250", - "pll_mac_333M", - "pll_audio_294M912", - "pll_mm0_198M", -}; - -static const char * const r2d_wclk_sel[] = { - "pll_audio_294M912", - "pll_mac_333M", - "pll_a9_350M", - "pll_mm0_396M", -}; - -static const char * const ddr_wclk_sel[] = { - "pll_mac_333M", - "pll_ddr_266M", - "pll_audio_294M912", - "pll_mm0_198M", -}; - -static const char * const nand_wclk_sel[] = { - "pll_lsp_104M", - "osc", -}; - -static const char * const lsp_26_wclk_sel[] = { - "pll_lsp_26M", - "osc", -}; - -static const char * const vl0_sel[] = { - "vou_main_channel_div", - "vou_aux_channel_div", -}; - -static const char * const hdmi_sel[] = { - "vou_main_channel_wclk", - "vou_aux_channel_wclk", -}; - -static const char * const sdmmc0_wclk_sel[] = { - "lsp1_104M_wclk", - "lsp1_26M_wclk", -}; - -static const char * const sdmmc1_wclk_sel[] = { - "lsp0_104M_wclk", - "lsp0_26M_wclk", -}; - -static const char * const uart_wclk_sel[] = { - "lsp1_104M_wclk", - "lsp1_26M_wclk", -}; - -static const char * const spdif0_wclk_sel[] = { - "lsp0_104M_wclk", - "lsp0_26M_wclk", -}; - -static const char * const spdif1_wclk_sel[] = { - "lsp1_104M_wclk", - "lsp1_26M_wclk", -}; - -static const char * const i2s_wclk_sel[] = { - "lsp0_104M_wclk", - "lsp0_26M_wclk", -}; - -static inline struct clk *zx_divtbl(const char *name, const char *parent, - void __iomem *reg, u8 shift, u8 width, - const struct clk_div_table *table) -{ - return clk_register_divider_table(NULL, name, parent, 0, reg, shift, - width, 0, table, ®_lock); -} - -static inline struct clk *zx_div(const char *name, const char *parent, - void __iomem *reg, u8 shift, u8 width) -{ - return clk_register_divider(NULL, name, parent, 0, - reg, shift, width, 0, ®_lock); -} - -static inline struct clk *zx_mux(const char *name, const char * const *parents, - int num_parents, void __iomem *reg, u8 shift, u8 width) -{ - return clk_register_mux(NULL, name, parents, num_parents, - 0, reg, shift, width, 0, ®_lock); -} - -static inline struct clk *zx_gate(const char *name, const char *parent, - void __iomem *reg, u8 shift) -{ - return clk_register_gate(NULL, name, parent, CLK_IGNORE_UNUSED, - reg, shift, CLK_SET_RATE_PARENT, ®_lock); -} - -static void __init zx296702_top_clocks_init(struct device_node *np) -{ - struct clk **clk = topclk; - int i; - - topcrm_base = of_iomap(np, 0); - WARN_ON(!topcrm_base); - - clk[ZX296702_OSC] = - clk_register_fixed_rate(NULL, "osc", NULL, 0, 30000000); - clk[ZX296702_PLL_A9] = - clk_register_zx_pll("pll_a9", "osc", 0, topcrm_base - + 0x01c, pll_a9_config, - ARRAY_SIZE(pll_a9_config), ®_lock); - - /* TODO: pll_a9_350M look like changeble follow a9 pll */ - clk[ZX296702_PLL_A9_350M] = - clk_register_fixed_rate(NULL, "pll_a9_350M", "osc", 0, - 350000000); - clk[ZX296702_PLL_MAC_1000M] = - clk_register_fixed_rate(NULL, "pll_mac_1000M", "osc", 0, - 1000000000); - clk[ZX296702_PLL_MAC_333M] = - clk_register_fixed_rate(NULL, "pll_mac_333M", "osc", 0, - 333000000); - clk[ZX296702_PLL_MM0_1188M] = - clk_register_fixed_rate(NULL, "pll_mm0_1188M", "osc", 0, - 1188000000); - clk[ZX296702_PLL_MM0_396M] = - clk_register_fixed_rate(NULL, "pll_mm0_396M", "osc", 0, - 396000000); - clk[ZX296702_PLL_MM0_198M] = - clk_register_fixed_rate(NULL, "pll_mm0_198M", "osc", 0, - 198000000); - clk[ZX296702_PLL_MM1_108M] = - clk_register_fixed_rate(NULL, "pll_mm1_108M", "osc", 0, - 108000000); - clk[ZX296702_PLL_MM1_72M] = - clk_register_fixed_rate(NULL, "pll_mm1_72M", "osc", 0, - 72000000); - clk[ZX296702_PLL_MM1_54M] = - clk_register_fixed_rate(NULL, "pll_mm1_54M", "osc", 0, - 54000000); - clk[ZX296702_PLL_LSP_104M] = - clk_register_fixed_rate(NULL, "pll_lsp_104M", "osc", 0, - 104000000); - clk[ZX296702_PLL_LSP_26M] = - clk_register_fixed_rate(NULL, "pll_lsp_26M", "osc", 0, - 26000000); - clk[ZX296702_PLL_DDR_266M] = - clk_register_fixed_rate(NULL, "pll_ddr_266M", "osc", 0, - 266000000); - clk[ZX296702_PLL_AUDIO_294M912] = - clk_register_fixed_rate(NULL, "pll_audio_294M912", "osc", 0, - 294912000); - - /* bus clock */ - clk[ZX296702_MATRIX_ACLK] = - zx_mux("matrix_aclk", matrix_aclk_sel, - ARRAY_SIZE(matrix_aclk_sel), CLK_MUX, 2, 2); - clk[ZX296702_MAIN_HCLK] = - zx_divtbl("main_hclk", "matrix_aclk", CLK_DIV, 0, 2, - main_hlk_div); - clk[ZX296702_MAIN_PCLK] = - zx_divtbl("main_pclk", "matrix_aclk", CLK_DIV, 2, 2, - main_hlk_div); - - /* cpu clock */ - clk[ZX296702_CLK_500] = - clk_register_fixed_factor(NULL, "clk_500", "pll_mac_1000M", 0, - 1, 2); - clk[ZX296702_CLK_250] = - clk_register_fixed_factor(NULL, "clk_250", "pll_mac_1000M", 0, - 1, 4); - clk[ZX296702_CLK_125] = - clk_register_fixed_factor(NULL, "clk_125", "clk_250", 0, 1, 2); - clk[ZX296702_CLK_148M5] = - clk_register_fixed_factor(NULL, "clk_148M5", "pll_mm0_1188M", 0, - 1, 8); - clk[ZX296702_CLK_74M25] = - clk_register_fixed_factor(NULL, "clk_74M25", "pll_mm0_1188M", 0, - 1, 16); - clk[ZX296702_A9_WCLK] = - zx_mux("a9_wclk", a9_wclk_sel, ARRAY_SIZE(a9_wclk_sel), CLK_MUX, - 0, 2); - clk[ZX296702_A9_AS1_ACLK_MUX] = - zx_mux("a9_as1_aclk_mux", a9_as1_aclk_sel, - ARRAY_SIZE(a9_as1_aclk_sel), CLK_MUX, 4, 2); - clk[ZX296702_A9_TRACE_CLKIN_MUX] = - zx_mux("a9_trace_clkin_mux", a9_trace_clkin_sel, - ARRAY_SIZE(a9_trace_clkin_sel), CLK_MUX1, 0, 2); - clk[ZX296702_A9_AS1_ACLK_DIV] = - zx_divtbl("a9_as1_aclk_div", "a9_as1_aclk_mux", CLK_DIV, 4, 2, - a9_as1_aclk_divider); - - /* multi-media clock */ - clk[ZX296702_CLK_2] = - clk_register_fixed_factor(NULL, "clk_2", "pll_mm1_72M", 0, - 1, 36); - clk[ZX296702_CLK_27] = - clk_register_fixed_factor(NULL, "clk_27", "pll_mm1_54M", 0, - 1, 2); - clk[ZX296702_DECPPU_ACLK_MUX] = - zx_mux("decppu_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 6, 2); - clk[ZX296702_PPU_ACLK_MUX] = - zx_mux("ppu_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 8, 2); - clk[ZX296702_MALI400_ACLK_MUX] = - zx_mux("mali400_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 12, 2); - clk[ZX296702_VOU_ACLK_MUX] = - zx_mux("vou_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 10, 2); - clk[ZX296702_VOU_MAIN_WCLK_MUX] = - zx_mux("vou_main_wclk_mux", vou_main_wclk_sel, - ARRAY_SIZE(vou_main_wclk_sel), CLK_MUX, 14, 2); - clk[ZX296702_VOU_AUX_WCLK_MUX] = - zx_mux("vou_aux_wclk_mux", vou_main_wclk_sel, - ARRAY_SIZE(vou_main_wclk_sel), CLK_MUX, 16, 2); - clk[ZX296702_VOU_SCALER_WCLK_MUX] = - zx_mux("vou_scaler_wclk_mux", vou_scaler_wclk_sel, - ARRAY_SIZE(vou_scaler_wclk_sel), CLK_MUX, - 18, 2); - clk[ZX296702_R2D_ACLK_MUX] = - zx_mux("r2d_aclk_mux", decppu_aclk_sel, - ARRAY_SIZE(decppu_aclk_sel), CLK_MUX, 20, 2); - clk[ZX296702_R2D_WCLK_MUX] = - zx_mux("r2d_wclk_mux", r2d_wclk_sel, - ARRAY_SIZE(r2d_wclk_sel), CLK_MUX, 22, 2); - - /* other clock */ - clk[ZX296702_CLK_50] = - clk_register_fixed_factor(NULL, "clk_50", "pll_mac_1000M", - 0, 1, 20); - clk[ZX296702_CLK_25] = - clk_register_fixed_factor(NULL, "clk_25", "pll_mac_1000M", - 0, 1, 40); - clk[ZX296702_CLK_12] = - clk_register_fixed_factor(NULL, "clk_12", "pll_mm1_72M", - 0, 1, 6); - clk[ZX296702_CLK_16M384] = - clk_register_fixed_factor(NULL, "clk_16M384", - "pll_audio_294M912", 0, 1, 18); - clk[ZX296702_CLK_32K768] = - clk_register_fixed_factor(NULL, "clk_32K768", "clk_16M384", - 0, 1, 500); - clk[ZX296702_SEC_WCLK_DIV] = - zx_divtbl("sec_wclk_div", "pll_lsp_104M", CLK_DIV, 6, 3, - sec_wclk_divider); - clk[ZX296702_DDR_WCLK_MUX] = - zx_mux("ddr_wclk_mux", ddr_wclk_sel, - ARRAY_SIZE(ddr_wclk_sel), CLK_MUX, 24, 2); - clk[ZX296702_NAND_WCLK_MUX] = - zx_mux("nand_wclk_mux", nand_wclk_sel, - ARRAY_SIZE(nand_wclk_sel), CLK_MUX, 24, 2); - clk[ZX296702_LSP_26_WCLK_MUX] = - zx_mux("lsp_26_wclk_mux", lsp_26_wclk_sel, - ARRAY_SIZE(lsp_26_wclk_sel), CLK_MUX, 27, 1); - - /* gates */ - clk[ZX296702_A9_AS0_ACLK] = - zx_gate("a9_as0_aclk", "matrix_aclk", CLK_EN0, 0); - clk[ZX296702_A9_AS1_ACLK] = - zx_gate("a9_as1_aclk", "a9_as1_aclk_div", CLK_EN0, 1); - clk[ZX296702_A9_TRACE_CLKIN] = - zx_gate("a9_trace_clkin", "a9_trace_clkin_mux", CLK_EN0, 2); - clk[ZX296702_DECPPU_AXI_M_ACLK] = - zx_gate("decppu_axi_m_aclk", "decppu_aclk_mux", CLK_EN0, 3); - clk[ZX296702_DECPPU_AHB_S_HCLK] = - zx_gate("decppu_ahb_s_hclk", "main_hclk", CLK_EN0, 4); - clk[ZX296702_PPU_AXI_M_ACLK] = - zx_gate("ppu_axi_m_aclk", "ppu_aclk_mux", CLK_EN0, 5); - clk[ZX296702_PPU_AHB_S_HCLK] = - zx_gate("ppu_ahb_s_hclk", "main_hclk", CLK_EN0, 6); - clk[ZX296702_VOU_AXI_M_ACLK] = - zx_gate("vou_axi_m_aclk", "vou_aclk_mux", CLK_EN0, 7); - clk[ZX296702_VOU_APB_PCLK] = - zx_gate("vou_apb_pclk", "main_pclk", CLK_EN0, 8); - clk[ZX296702_VOU_MAIN_CHANNEL_WCLK] = - zx_gate("vou_main_channel_wclk", "vou_main_wclk_mux", - CLK_EN0, 9); - clk[ZX296702_VOU_AUX_CHANNEL_WCLK] = - zx_gate("vou_aux_channel_wclk", "vou_aux_wclk_mux", - CLK_EN0, 10); - clk[ZX296702_VOU_HDMI_OSCLK_CEC] = - zx_gate("vou_hdmi_osclk_cec", "clk_2", CLK_EN0, 11); - clk[ZX296702_VOU_SCALER_WCLK] = - zx_gate("vou_scaler_wclk", "vou_scaler_wclk_mux", CLK_EN0, 12); - clk[ZX296702_MALI400_AXI_M_ACLK] = - zx_gate("mali400_axi_m_aclk", "mali400_aclk_mux", CLK_EN0, 13); - clk[ZX296702_MALI400_APB_PCLK] = - zx_gate("mali400_apb_pclk", "main_pclk", CLK_EN0, 14); - clk[ZX296702_R2D_WCLK] = - zx_gate("r2d_wclk", "r2d_wclk_mux", CLK_EN0, 15); - clk[ZX296702_R2D_AXI_M_ACLK] = - zx_gate("r2d_axi_m_aclk", "r2d_aclk_mux", CLK_EN0, 16); - clk[ZX296702_R2D_AHB_HCLK] = - zx_gate("r2d_ahb_hclk", "main_hclk", CLK_EN0, 17); - clk[ZX296702_DDR3_AXI_S0_ACLK] = - zx_gate("ddr3_axi_s0_aclk", "matrix_aclk", CLK_EN0, 18); - clk[ZX296702_DDR3_APB_PCLK] = - zx_gate("ddr3_apb_pclk", "main_pclk", CLK_EN0, 19); - clk[ZX296702_DDR3_WCLK] = - zx_gate("ddr3_wclk", "ddr_wclk_mux", CLK_EN0, 20); - clk[ZX296702_USB20_0_AHB_HCLK] = - zx_gate("usb20_0_ahb_hclk", "main_hclk", CLK_EN0, 21); - clk[ZX296702_USB20_0_EXTREFCLK] = - zx_gate("usb20_0_extrefclk", "clk_12", CLK_EN0, 22); - clk[ZX296702_USB20_1_AHB_HCLK] = - zx_gate("usb20_1_ahb_hclk", "main_hclk", CLK_EN0, 23); - clk[ZX296702_USB20_1_EXTREFCLK] = - zx_gate("usb20_1_extrefclk", "clk_12", CLK_EN0, 24); - clk[ZX296702_USB20_2_AHB_HCLK] = - zx_gate("usb20_2_ahb_hclk", "main_hclk", CLK_EN0, 25); - clk[ZX296702_USB20_2_EXTREFCLK] = - zx_gate("usb20_2_extrefclk", "clk_12", CLK_EN0, 26); - clk[ZX296702_GMAC_AXI_M_ACLK] = - zx_gate("gmac_axi_m_aclk", "matrix_aclk", CLK_EN0, 27); - clk[ZX296702_GMAC_APB_PCLK] = - zx_gate("gmac_apb_pclk", "main_pclk", CLK_EN0, 28); - clk[ZX296702_GMAC_125_CLKIN] = - zx_gate("gmac_125_clkin", "clk_125", CLK_EN0, 29); - clk[ZX296702_GMAC_RMII_CLKIN] = - zx_gate("gmac_rmii_clkin", "clk_50", CLK_EN0, 30); - clk[ZX296702_GMAC_25M_CLK] = - zx_gate("gmac_25M_clk", "clk_25", CLK_EN0, 31); - clk[ZX296702_NANDFLASH_AHB_HCLK] = - zx_gate("nandflash_ahb_hclk", "main_hclk", CLK_EN1, 0); - clk[ZX296702_NANDFLASH_WCLK] = - zx_gate("nandflash_wclk", "nand_wclk_mux", CLK_EN1, 1); - clk[ZX296702_LSP0_APB_PCLK] = - zx_gate("lsp0_apb_pclk", "main_pclk", CLK_EN1, 2); - clk[ZX296702_LSP0_AHB_HCLK] = - zx_gate("lsp0_ahb_hclk", "main_hclk", CLK_EN1, 3); - clk[ZX296702_LSP0_26M_WCLK] = - zx_gate("lsp0_26M_wclk", "lsp_26_wclk_mux", CLK_EN1, 4); - clk[ZX296702_LSP0_104M_WCLK] = - zx_gate("lsp0_104M_wclk", "pll_lsp_104M", CLK_EN1, 5); - clk[ZX296702_LSP0_16M384_WCLK] = - zx_gate("lsp0_16M384_wclk", "clk_16M384", CLK_EN1, 6); - clk[ZX296702_LSP1_APB_PCLK] = - zx_gate("lsp1_apb_pclk", "main_pclk", CLK_EN1, 7); - /* FIXME: wclk enable bit is bit8. We hack it as reserved 31 for - * UART does not work after parent clk is disabled/enabled */ - clk[ZX296702_LSP1_26M_WCLK] = - zx_gate("lsp1_26M_wclk", "lsp_26_wclk_mux", CLK_EN1, 31); - clk[ZX296702_LSP1_104M_WCLK] = - zx_gate("lsp1_104M_wclk", "pll_lsp_104M", CLK_EN1, 9); - clk[ZX296702_LSP1_32K_CLK] = - zx_gate("lsp1_32K_clk", "clk_32K768", CLK_EN1, 10); - clk[ZX296702_AON_HCLK] = - zx_gate("aon_hclk", "main_hclk", CLK_EN1, 11); - clk[ZX296702_SYS_CTRL_PCLK] = - zx_gate("sys_ctrl_pclk", "main_pclk", CLK_EN1, 12); - clk[ZX296702_DMA_PCLK] = - zx_gate("dma_pclk", "main_pclk", CLK_EN1, 13); - clk[ZX296702_DMA_ACLK] = - zx_gate("dma_aclk", "matrix_aclk", CLK_EN1, 14); - clk[ZX296702_SEC_HCLK] = - zx_gate("sec_hclk", "main_hclk", CLK_EN1, 15); - clk[ZX296702_AES_WCLK] = - zx_gate("aes_wclk", "sec_wclk_div", CLK_EN1, 16); - clk[ZX296702_DES_WCLK] = - zx_gate("des_wclk", "sec_wclk_div", CLK_EN1, 17); - clk[ZX296702_IRAM_ACLK] = - zx_gate("iram_aclk", "matrix_aclk", CLK_EN1, 18); - clk[ZX296702_IROM_ACLK] = - zx_gate("irom_aclk", "matrix_aclk", CLK_EN1, 19); - clk[ZX296702_BOOT_CTRL_HCLK] = - zx_gate("boot_ctrl_hclk", "main_hclk", CLK_EN1, 20); - clk[ZX296702_EFUSE_CLK_30] = - zx_gate("efuse_clk_30", "osc", CLK_EN1, 21); - - /* TODO: add VOU Local clocks */ - clk[ZX296702_VOU_MAIN_CHANNEL_DIV] = - zx_div("vou_main_channel_div", "vou_main_channel_wclk", - VOU_LOCAL_DIV2_SET, 1, 1); - clk[ZX296702_VOU_AUX_CHANNEL_DIV] = - zx_div("vou_aux_channel_div", "vou_aux_channel_wclk", - VOU_LOCAL_DIV2_SET, 0, 1); - clk[ZX296702_VOU_TV_ENC_HD_DIV] = - zx_div("vou_tv_enc_hd_div", "vou_tv_enc_hd_mux", - VOU_LOCAL_DIV2_SET, 3, 1); - clk[ZX296702_VOU_TV_ENC_SD_DIV] = - zx_div("vou_tv_enc_sd_div", "vou_tv_enc_sd_mux", - VOU_LOCAL_DIV2_SET, 2, 1); - clk[ZX296702_VL0_MUX] = - zx_mux("vl0_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 8, 1); - clk[ZX296702_VL1_MUX] = - zx_mux("vl1_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 9, 1); - clk[ZX296702_VL2_MUX] = - zx_mux("vl2_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 10, 1); - clk[ZX296702_GL0_MUX] = - zx_mux("gl0_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 5, 1); - clk[ZX296702_GL1_MUX] = - zx_mux("gl1_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 6, 1); - clk[ZX296702_GL2_MUX] = - zx_mux("gl2_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 7, 1); - clk[ZX296702_WB_MUX] = - zx_mux("wb_mux", vl0_sel, ARRAY_SIZE(vl0_sel), - VOU_LOCAL_CLKSEL, 11, 1); - clk[ZX296702_HDMI_MUX] = - zx_mux("hdmi_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel), - VOU_LOCAL_CLKSEL, 4, 1); - clk[ZX296702_VOU_TV_ENC_HD_MUX] = - zx_mux("vou_tv_enc_hd_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel), - VOU_LOCAL_CLKSEL, 3, 1); - clk[ZX296702_VOU_TV_ENC_SD_MUX] = - zx_mux("vou_tv_enc_sd_mux", hdmi_sel, ARRAY_SIZE(hdmi_sel), - VOU_LOCAL_CLKSEL, 2, 1); - clk[ZX296702_VL0_CLK] = - zx_gate("vl0_clk", "vl0_mux", VOU_LOCAL_CLKEN, 8); - clk[ZX296702_VL1_CLK] = - zx_gate("vl1_clk", "vl1_mux", VOU_LOCAL_CLKEN, 9); - clk[ZX296702_VL2_CLK] = - zx_gate("vl2_clk", "vl2_mux", VOU_LOCAL_CLKEN, 10); - clk[ZX296702_GL0_CLK] = - zx_gate("gl0_clk", "gl0_mux", VOU_LOCAL_CLKEN, 5); - clk[ZX296702_GL1_CLK] = - zx_gate("gl1_clk", "gl1_mux", VOU_LOCAL_CLKEN, 6); - clk[ZX296702_GL2_CLK] = - zx_gate("gl2_clk", "gl2_mux", VOU_LOCAL_CLKEN, 7); - clk[ZX296702_WB_CLK] = - zx_gate("wb_clk", "wb_mux", VOU_LOCAL_CLKEN, 11); - clk[ZX296702_CL_CLK] = - zx_gate("cl_clk", "vou_main_channel_div", VOU_LOCAL_CLKEN, 12); - clk[ZX296702_MAIN_MIX_CLK] = - zx_gate("main_mix_clk", "vou_main_channel_div", - VOU_LOCAL_CLKEN, 4); - clk[ZX296702_AUX_MIX_CLK] = - zx_gate("aux_mix_clk", "vou_aux_channel_div", - VOU_LOCAL_CLKEN, 3); - clk[ZX296702_HDMI_CLK] = - zx_gate("hdmi_clk", "hdmi_mux", VOU_LOCAL_CLKEN, 2); - clk[ZX296702_VOU_TV_ENC_HD_DAC_CLK] = - zx_gate("vou_tv_enc_hd_dac_clk", "vou_tv_enc_hd_div", - VOU_LOCAL_CLKEN, 1); - clk[ZX296702_VOU_TV_ENC_SD_DAC_CLK] = - zx_gate("vou_tv_enc_sd_dac_clk", "vou_tv_enc_sd_div", - VOU_LOCAL_CLKEN, 0); - - /* CA9 PERIPHCLK = a9_wclk / 2 */ - clk[ZX296702_A9_PERIPHCLK] = - clk_register_fixed_factor(NULL, "a9_periphclk", "a9_wclk", - 0, 1, 2); - - for (i = 0; i < ARRAY_SIZE(topclk); i++) { - if (IS_ERR(clk[i])) { - pr_err("zx296702 clk %d: register failed with %ld\n", - i, PTR_ERR(clk[i])); - return; - } - } - - topclk_data.clks = topclk; - topclk_data.clk_num = ARRAY_SIZE(topclk); - of_clk_add_provider(np, of_clk_src_onecell_get, &topclk_data); -} -CLK_OF_DECLARE(zx296702_top_clk, "zte,zx296702-topcrm-clk", - zx296702_top_clocks_init); - -static void __init zx296702_lsp0_clocks_init(struct device_node *np) -{ - struct clk **clk = lsp0clk; - int i; - - lsp0crpm_base = of_iomap(np, 0); - WARN_ON(!lsp0crpm_base); - - /* SDMMC1 */ - clk[ZX296702_SDMMC1_WCLK_MUX] = - zx_mux("sdmmc1_wclk_mux", sdmmc1_wclk_sel, - ARRAY_SIZE(sdmmc1_wclk_sel), CLK_SDMMC1, 4, 1); - clk[ZX296702_SDMMC1_WCLK_DIV] = - zx_div("sdmmc1_wclk_div", "sdmmc1_wclk_mux", CLK_SDMMC1, 12, 4); - clk[ZX296702_SDMMC1_WCLK] = - zx_gate("sdmmc1_wclk", "sdmmc1_wclk_div", CLK_SDMMC1, 1); - clk[ZX296702_SDMMC1_PCLK] = - zx_gate("sdmmc1_pclk", "lsp0_apb_pclk", CLK_SDMMC1, 0); - - clk[ZX296702_GPIO_CLK] = - zx_gate("gpio_clk", "lsp0_apb_pclk", CLK_GPIO, 0); - - /* SPDIF */ - clk[ZX296702_SPDIF0_WCLK_MUX] = - zx_mux("spdif0_wclk_mux", spdif0_wclk_sel, - ARRAY_SIZE(spdif0_wclk_sel), CLK_SPDIF0, 4, 1); - clk[ZX296702_SPDIF0_WCLK] = - zx_gate("spdif0_wclk", "spdif0_wclk_mux", CLK_SPDIF0, 1); - clk[ZX296702_SPDIF0_PCLK] = - zx_gate("spdif0_pclk", "lsp0_apb_pclk", CLK_SPDIF0, 0); - - clk[ZX296702_SPDIF0_DIV] = - clk_register_zx_audio("spdif0_div", "spdif0_wclk", 0, - SPDIF0_DIV); - - /* I2S */ - clk[ZX296702_I2S0_WCLK_MUX] = - zx_mux("i2s0_wclk_mux", i2s_wclk_sel, - ARRAY_SIZE(i2s_wclk_sel), CLK_I2S0, 4, 1); - clk[ZX296702_I2S0_WCLK] = - zx_gate("i2s0_wclk", "i2s0_wclk_mux", CLK_I2S0, 1); - clk[ZX296702_I2S0_PCLK] = - zx_gate("i2s0_pclk", "lsp0_apb_pclk", CLK_I2S0, 0); - - clk[ZX296702_I2S0_DIV] = - clk_register_zx_audio("i2s0_div", "i2s0_wclk", 0, I2S0_DIV); - - clk[ZX296702_I2S1_WCLK_MUX] = - zx_mux("i2s1_wclk_mux", i2s_wclk_sel, - ARRAY_SIZE(i2s_wclk_sel), CLK_I2S1, 4, 1); - clk[ZX296702_I2S1_WCLK] = - zx_gate("i2s1_wclk", "i2s1_wclk_mux", CLK_I2S1, 1); - clk[ZX296702_I2S1_PCLK] = - zx_gate("i2s1_pclk", "lsp0_apb_pclk", CLK_I2S1, 0); - - clk[ZX296702_I2S1_DIV] = - clk_register_zx_audio("i2s1_div", "i2s1_wclk", 0, I2S1_DIV); - - clk[ZX296702_I2S2_WCLK_MUX] = - zx_mux("i2s2_wclk_mux", i2s_wclk_sel, - ARRAY_SIZE(i2s_wclk_sel), CLK_I2S2, 4, 1); - clk[ZX296702_I2S2_WCLK] = - zx_gate("i2s2_wclk", "i2s2_wclk_mux", CLK_I2S2, 1); - clk[ZX296702_I2S2_PCLK] = - zx_gate("i2s2_pclk", "lsp0_apb_pclk", CLK_I2S2, 0); - - clk[ZX296702_I2S2_DIV] = - clk_register_zx_audio("i2s2_div", "i2s2_wclk", 0, I2S2_DIV); - - for (i = 0; i < ARRAY_SIZE(lsp0clk); i++) { - if (IS_ERR(clk[i])) { - pr_err("zx296702 clk %d: register failed with %ld\n", - i, PTR_ERR(clk[i])); - return; - } - } - - lsp0clk_data.clks = lsp0clk; - lsp0clk_data.clk_num = ARRAY_SIZE(lsp0clk); - of_clk_add_provider(np, of_clk_src_onecell_get, &lsp0clk_data); -} -CLK_OF_DECLARE(zx296702_lsp0_clk, "zte,zx296702-lsp0crpm-clk", - zx296702_lsp0_clocks_init); - -static void __init zx296702_lsp1_clocks_init(struct device_node *np) -{ - struct clk **clk = lsp1clk; - int i; - - lsp1crpm_base = of_iomap(np, 0); - WARN_ON(!lsp1crpm_base); - - /* UART0 */ - clk[ZX296702_UART0_WCLK_MUX] = - zx_mux("uart0_wclk_mux", uart_wclk_sel, - ARRAY_SIZE(uart_wclk_sel), CLK_UART0, 4, 1); - /* FIXME: uart wclk enable bit is bit1 in. We hack it as reserved 31 for - * UART does not work after parent clk is disabled/enabled */ - clk[ZX296702_UART0_WCLK] = - zx_gate("uart0_wclk", "uart0_wclk_mux", CLK_UART0, 31); - clk[ZX296702_UART0_PCLK] = - zx_gate("uart0_pclk", "lsp1_apb_pclk", CLK_UART0, 0); - - /* UART1 */ - clk[ZX296702_UART1_WCLK_MUX] = - zx_mux("uart1_wclk_mux", uart_wclk_sel, - ARRAY_SIZE(uart_wclk_sel), CLK_UART1, 4, 1); - clk[ZX296702_UART1_WCLK] = - zx_gate("uart1_wclk", "uart1_wclk_mux", CLK_UART1, 1); - clk[ZX296702_UART1_PCLK] = - zx_gate("uart1_pclk", "lsp1_apb_pclk", CLK_UART1, 0); - - /* SDMMC0 */ - clk[ZX296702_SDMMC0_WCLK_MUX] = - zx_mux("sdmmc0_wclk_mux", sdmmc0_wclk_sel, - ARRAY_SIZE(sdmmc0_wclk_sel), CLK_SDMMC0, 4, 1); - clk[ZX296702_SDMMC0_WCLK_DIV] = - zx_div("sdmmc0_wclk_div", "sdmmc0_wclk_mux", CLK_SDMMC0, 12, 4); - clk[ZX296702_SDMMC0_WCLK] = - zx_gate("sdmmc0_wclk", "sdmmc0_wclk_div", CLK_SDMMC0, 1); - clk[ZX296702_SDMMC0_PCLK] = - zx_gate("sdmmc0_pclk", "lsp1_apb_pclk", CLK_SDMMC0, 0); - - clk[ZX296702_SPDIF1_WCLK_MUX] = - zx_mux("spdif1_wclk_mux", spdif1_wclk_sel, - ARRAY_SIZE(spdif1_wclk_sel), CLK_SPDIF1, 4, 1); - clk[ZX296702_SPDIF1_WCLK] = - zx_gate("spdif1_wclk", "spdif1_wclk_mux", CLK_SPDIF1, 1); - clk[ZX296702_SPDIF1_PCLK] = - zx_gate("spdif1_pclk", "lsp1_apb_pclk", CLK_SPDIF1, 0); - - clk[ZX296702_SPDIF1_DIV] = - clk_register_zx_audio("spdif1_div", "spdif1_wclk", 0, - SPDIF1_DIV); - - for (i = 0; i < ARRAY_SIZE(lsp1clk); i++) { - if (IS_ERR(clk[i])) { - pr_err("zx296702 clk %d: register failed with %ld\n", - i, PTR_ERR(clk[i])); - return; - } - } - - lsp1clk_data.clks = lsp1clk; - lsp1clk_data.clk_num = ARRAY_SIZE(lsp1clk); - of_clk_add_provider(np, of_clk_src_onecell_get, &lsp1clk_data); -} -CLK_OF_DECLARE(zx296702_lsp1_clk, "zte,zx296702-lsp1crpm-clk", - zx296702_lsp1_clocks_init); diff --git a/drivers/clk/zte/clk-zx296718.c b/drivers/clk/zte/clk-zx296718.c deleted file mode 100644 index dd7045bc48c1..000000000000 --- a/drivers/clk/zte/clk-zx296718.c +++ /dev/null @@ -1,1074 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) 2015 - 2016 ZTE Corporation. - * Copyright (C) 2016 Linaro Ltd. - */ -#include <linux/clk-provider.h> -#include <linux/device.h> -#include <linux/kernel.h> -#include <linux/of_address.h> -#include <linux/of_device.h> -#include <linux/platform_device.h> - -#include <dt-bindings/clock/zx296718-clock.h> -#include "clk.h" - -/* TOP CRM */ -#define TOP_CLK_MUX0 0x04 -#define TOP_CLK_MUX1 0x08 -#define TOP_CLK_MUX2 0x0c -#define TOP_CLK_MUX3 0x10 -#define TOP_CLK_MUX4 0x14 -#define TOP_CLK_MUX5 0x18 -#define TOP_CLK_MUX6 0x1c -#define TOP_CLK_MUX7 0x20 -#define TOP_CLK_MUX9 0x28 - - -#define TOP_CLK_GATE0 0x34 -#define TOP_CLK_GATE1 0x38 -#define TOP_CLK_GATE2 0x3c -#define TOP_CLK_GATE3 0x40 -#define TOP_CLK_GATE4 0x44 -#define TOP_CLK_GATE5 0x48 -#define TOP_CLK_GATE6 0x4c - -#define TOP_CLK_DIV0 0x58 - -#define PLL_CPU_REG 0x80 -#define PLL_VGA_REG 0xb0 -#define PLL_DDR_REG 0xa0 - -/* LSP0 CRM */ -#define LSP0_TIMER3_CLK 0x4 -#define LSP0_TIMER4_CLK 0x8 -#define LSP0_TIMER5_CLK 0xc -#define LSP0_UART3_CLK 0x10 -#define LSP0_UART1_CLK 0x14 -#define LSP0_UART2_CLK 0x18 -#define LSP0_SPIFC0_CLK 0x1c -#define LSP0_I2C4_CLK 0x20 -#define LSP0_I2C5_CLK 0x24 -#define LSP0_SSP0_CLK 0x28 -#define LSP0_SSP1_CLK 0x2c -#define LSP0_USIM0_CLK 0x30 -#define LSP0_GPIO_CLK 0x34 -#define LSP0_I2C3_CLK 0x38 - -/* LSP1 CRM */ -#define LSP1_UART4_CLK 0x08 -#define LSP1_UART5_CLK 0x0c -#define LSP1_PWM_CLK 0x10 -#define LSP1_I2C2_CLK 0x14 -#define LSP1_SSP2_CLK 0x1c -#define LSP1_SSP3_CLK 0x20 -#define LSP1_SSP4_CLK 0x24 -#define LSP1_USIM1_CLK 0x28 - -/* audio lsp */ -#define AUDIO_I2S0_DIV_CFG1 0x10 -#define AUDIO_I2S0_DIV_CFG2 0x14 -#define AUDIO_I2S0_CLK 0x18 -#define AUDIO_I2S1_DIV_CFG1 0x20 -#define AUDIO_I2S1_DIV_CFG2 0x24 -#define AUDIO_I2S1_CLK 0x28 -#define AUDIO_I2S2_DIV_CFG1 0x30 -#define AUDIO_I2S2_DIV_CFG2 0x34 -#define AUDIO_I2S2_CLK 0x38 -#define AUDIO_I2S3_DIV_CFG1 0x40 -#define AUDIO_I2S3_DIV_CFG2 0x44 -#define AUDIO_I2S3_CLK 0x48 -#define AUDIO_I2C0_CLK 0x50 -#define AUDIO_SPDIF0_DIV_CFG1 0x60 -#define AUDIO_SPDIF0_DIV_CFG2 0x64 -#define AUDIO_SPDIF0_CLK 0x68 -#define AUDIO_SPDIF1_DIV_CFG1 0x70 -#define AUDIO_SPDIF1_DIV_CFG2 0x74 -#define AUDIO_SPDIF1_CLK 0x78 -#define AUDIO_TIMER_CLK 0x80 -#define AUDIO_TDM_CLK 0x90 -#define AUDIO_TS_CLK 0xa0 - -static DEFINE_SPINLOCK(clk_lock); - -static const struct zx_pll_config pll_cpu_table[] = { - PLL_RATE(1312000000, 0x00103621, 0x04aaaaaa), - PLL_RATE(1407000000, 0x00103a21, 0x04aaaaaa), - PLL_RATE(1503000000, 0x00103e21, 0x04aaaaaa), - PLL_RATE(1600000000, 0x00104221, 0x04aaaaaa), -}; - -static const struct zx_pll_config pll_vga_table[] = { - PLL_RATE(36000000, 0x00102464, 0x04000000), /* 800x600@56 */ - PLL_RATE(40000000, 0x00102864, 0x04000000), /* 800x600@60 */ - PLL_RATE(49500000, 0x00103164, 0x04800000), /* 800x600@75 */ - PLL_RATE(50000000, 0x00103264, 0x04000000), /* 800x600@72 */ - PLL_RATE(56250000, 0x00103864, 0x04400000), /* 800x600@85 */ - PLL_RATE(65000000, 0x00104164, 0x04000000), /* 1024x768@60 */ - PLL_RATE(74375000, 0x00104a64, 0x04600000), /* 1280x720@60 */ - PLL_RATE(75000000, 0x00104b64, 0x04800000), /* 1024x768@70 */ - PLL_RATE(78750000, 0x00104e64, 0x04c00000), /* 1024x768@75 */ - PLL_RATE(85500000, 0x00105564, 0x04800000), /* 1360x768@60 */ - PLL_RATE(106500000, 0x00106a64, 0x04800000), /* 1440x900@60 */ - PLL_RATE(108000000, 0x00106c64, 0x04000000), /* 1280x1024@60 */ - PLL_RATE(110000000, 0x00106e64, 0x04000000), /* 1024x768@85 */ - PLL_RATE(135000000, 0x00105a44, 0x04000000), /* 1280x1024@75 */ - PLL_RATE(136750000, 0x00104462, 0x04600000), /* 1440x900@75 */ - PLL_RATE(148500000, 0x00104a62, 0x04400000), /* 1920x1080@60 */ - PLL_RATE(157000000, 0x00104e62, 0x04800000), /* 1440x900@85 */ - PLL_RATE(157500000, 0x00104e62, 0x04c00000), /* 1280x1024@85 */ - PLL_RATE(162000000, 0x00105162, 0x04000000), /* 1600x1200@60 */ - PLL_RATE(193250000, 0x00106062, 0x04a00000), /* 1920x1200@60 */ -}; - -PNAME(osc) = { - "osc24m", - "osc32k", -}; - -PNAME(dbg_wclk_p) = { - "clk334m", - "clk466m", - "clk396m", - "clk250m", -}; - -PNAME(a72_coreclk_p) = { - "osc24m", - "pll_mm0_1188m", - "pll_mm1_1296m", - "clk1000m", - "clk648m", - "clk1600m", - "pll_audio_1800m", - "pll_vga_1800m", -}; - -PNAME(cpu_periclk_p) = { - "osc24m", - "clk500m", - "clk594m", - "clk466m", - "clk294m", - "clk334m", - "clk250m", - "clk125m", -}; - -PNAME(a53_coreclk_p) = { - "osc24m", - "clk1000m", - "pll_mm0_1188m", - "clk648m", - "clk500m", - "clk800m", - "clk1600m", - "pll_audio_1800m", -}; - -PNAME(sec_wclk_p) = { - "osc24m", - "clk396m", - "clk334m", - "clk297m", - "clk250m", - "clk198m", - "clk148m5", - "clk99m", -}; - -PNAME(sd_nand_wclk_p) = { - "osc24m", - "clk49m5", - "clk99m", - "clk198m", - "clk167m", - "clk148m5", - "clk125m", - "clk216m", -}; - -PNAME(emmc_wclk_p) = { - "osc24m", - "clk198m", - "clk99m", - "clk396m", - "clk334m", - "clk297m", - "clk250m", - "clk148m5", -}; - -PNAME(clk32_p) = { - "osc32k", - "clk32k768", -}; - -PNAME(usb_ref24m_p) = { - "osc32k", - "clk32k768", -}; - -PNAME(sys_noc_alck_p) = { - "osc24m", - "clk250m", - "clk198m", - "clk148m5", - "clk108m", - "clk54m", - "clk216m", - "clk240m", -}; - -PNAME(vde_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk480m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(vce_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(hde_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(gpu_aclk_p) = { - "clk334m", - "clk648m", - "clk594m", - "clk500m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(sappu_aclk_p) = { - "clk396m", - "clk500m", - "clk250m", - "clk148m5", -}; - -PNAME(sappu_wclk_p) = { - "clk198m", - "clk396m", - "clk334m", - "clk297m", - "clk250m", - "clk148m5", - "clk125m", - "clk99m", -}; - -PNAME(vou_aclk_p) = { - "clk334m", - "clk594m", - "clk500m", - "clk432m", - "clk396m", - "clk297m", - "clk_vga", /*600MHz*/ - "clk294m", -}; - -PNAME(vou_main_wclk_p) = { - "clk108m", - "clk594m", - "clk297m", - "clk148m5", - "clk74m25", - "clk54m", - "clk27m", - "clk_vga", -}; - -PNAME(vou_aux_wclk_p) = { - "clk108m", - "clk148m5", - "clk74m25", - "clk54m", - "clk27m", - "clk_vga", - "clk54m_mm0", - "clk" -}; - -PNAME(vou_ppu_wclk_p) = { - "clk334m", - "clk432m", - "clk396m", - "clk297m", - "clk250m", - "clk125m", - "clk198m", - "clk99m", -}; - -PNAME(vga_i2c_wclk_p) = { - "osc24m", - "clk99m", -}; - -PNAME(viu_m0_aclk_p) = { - "clk334m", - "clk432m", - "clk396m", - "clk297m", - "clk250m", - "clk125m", - "clk198m", - "osc24m", -}; - -PNAME(viu_m1_aclk_p) = { - "clk198m", - "clk250m", - "clk297m", - "clk125m", - "clk396m", - "clk334m", - "clk148m5", - "osc24m", -}; - -PNAME(viu_clk_p) = { - "clk198m", - "clk334m", - "clk297m", - "clk250m", - "clk396m", - "clk125m", - "clk99m", - "clk148m5", -}; - -PNAME(viu_jpeg_clk_p) = { - "clk334m", - "clk480m", - "clk432m", - "clk396m", - "clk297m", - "clk250m", - "clk125m", - "clk198m", -}; - -PNAME(ts_sys_clk_p) = { - "clk192m", - "clk167m", - "clk125m", - "clk99m", -}; - -PNAME(wdt_ares_p) = { - "osc24m", - "clk32k" -}; - -static struct clk_zx_pll zx296718_pll_clk[] = { - ZX296718_PLL("pll_cpu", "osc24m", PLL_CPU_REG, pll_cpu_table), - ZX296718_PLL("pll_vga", "osc24m", PLL_VGA_REG, pll_vga_table), -}; - -static struct zx_clk_fixed_factor top_ffactor_clk[] = { - FFACTOR(0, "clk4m", "osc24m", 1, 6, 0), - FFACTOR(0, "clk2m", "osc24m", 1, 12, 0), - /* pll cpu */ - FFACTOR(0, "clk1600m", "pll_cpu", 1, 1, CLK_SET_RATE_PARENT), - FFACTOR(0, "clk800m", "pll_cpu", 1, 2, CLK_SET_RATE_PARENT), - /* pll mac */ - FFACTOR(0, "clk25m", "pll_mac", 1, 40, 0), - FFACTOR(0, "clk125m", "pll_mac", 1, 8, 0), - FFACTOR(0, "clk250m", "pll_mac", 1, 4, 0), - FFACTOR(0, "clk50m", "pll_mac", 1, 20, 0), - FFACTOR(0, "clk500m", "pll_mac", 1, 2, 0), - FFACTOR(0, "clk1000m", "pll_mac", 1, 1, 0), - FFACTOR(0, "clk334m", "pll_mac", 1, 3, 0), - FFACTOR(0, "clk167m", "pll_mac", 1, 6, 0), - /* pll mm */ - FFACTOR(0, "clk54m_mm0", "pll_mm0", 1, 22, 0), - FFACTOR(0, "clk74m25", "pll_mm0", 1, 16, 0), - FFACTOR(0, "clk148m5", "pll_mm0", 1, 8, 0), - FFACTOR(0, "clk297m", "pll_mm0", 1, 4, 0), - FFACTOR(0, "clk594m", "pll_mm0", 1, 2, 0), - FFACTOR(0, "pll_mm0_1188m", "pll_mm0", 1, 1, 0), - FFACTOR(0, "clk396m", "pll_mm0", 1, 3, 0), - FFACTOR(0, "clk198m", "pll_mm0", 1, 6, 0), - FFACTOR(0, "clk99m", "pll_mm0", 1, 12, 0), - FFACTOR(0, "clk49m5", "pll_mm0", 1, 24, 0), - /* pll mm */ - FFACTOR(0, "clk324m", "pll_mm1", 1, 4, 0), - FFACTOR(0, "clk648m", "pll_mm1", 1, 2, 0), - FFACTOR(0, "pll_mm1_1296m", "pll_mm1", 1, 1, 0), - FFACTOR(0, "clk216m", "pll_mm1", 1, 6, 0), - FFACTOR(0, "clk432m", "pll_mm1", 1, 3, 0), - FFACTOR(0, "clk108m", "pll_mm1", 1, 12, 0), - FFACTOR(0, "clk72m", "pll_mm1", 1, 18, 0), - FFACTOR(0, "clk27m", "pll_mm1", 1, 48, 0), - FFACTOR(0, "clk54m", "pll_mm1", 1, 24, 0), - /* vga */ - FFACTOR(0, "pll_vga_1800m", "pll_vga", 1, 1, 0), - FFACTOR(0, "clk_vga", "pll_vga", 1, 1, CLK_SET_RATE_PARENT), - /* pll ddr */ - FFACTOR(0, "clk466m", "pll_ddr", 1, 2, 0), - - /* pll audio */ - FFACTOR(0, "pll_audio_1800m", "pll_audio", 1, 1, 0), - FFACTOR(0, "clk32k768", "pll_audio", 1, 27000, 0), - FFACTOR(0, "clk16m384", "pll_audio", 1, 54, 0), - FFACTOR(0, "clk294m", "pll_audio", 1, 3, 0), - - /* pll hsic*/ - FFACTOR(0, "clk240m", "pll_hsic", 1, 4, 0), - FFACTOR(0, "clk480m", "pll_hsic", 1, 2, 0), - FFACTOR(0, "clk192m", "pll_hsic", 1, 5, 0), - FFACTOR(0, "clk_pll_24m", "pll_hsic", 1, 40, 0), - FFACTOR(0, "emmc_mux_div2", "emmc_mux", 1, 2, CLK_SET_RATE_PARENT), -}; - -static const struct clk_div_table noc_div_table[] = { - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, -}; -static struct zx_clk_div top_div_clk[] = { - DIV_T(0, "sys_noc_hclk", "sys_noc_aclk", TOP_CLK_DIV0, 0, 2, 0, noc_div_table), - DIV_T(0, "sys_noc_pclk", "sys_noc_aclk", TOP_CLK_DIV0, 4, 2, 0, noc_div_table), -}; - -static struct zx_clk_mux top_mux_clk[] = { - MUX(0, "dbg_mux", dbg_wclk_p, TOP_CLK_MUX0, 12, 2), - MUX(0, "a72_mux", a72_coreclk_p, TOP_CLK_MUX0, 8, 3), - MUX(0, "cpu_peri_mux", cpu_periclk_p, TOP_CLK_MUX0, 4, 3), - MUX_F(0, "a53_mux", a53_coreclk_p, TOP_CLK_MUX0, 0, 3, CLK_SET_RATE_PARENT, 0), - MUX(0, "sys_noc_aclk", sys_noc_alck_p, TOP_CLK_MUX1, 0, 3), - MUX(0, "sec_mux", sec_wclk_p, TOP_CLK_MUX2, 16, 3), - MUX(0, "sd1_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 12, 3), - MUX(0, "sd0_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 8, 3), - MUX(0, "emmc_mux", emmc_wclk_p, TOP_CLK_MUX2, 4, 3), - MUX(0, "nand_mux", sd_nand_wclk_p, TOP_CLK_MUX2, 0, 3), - MUX(0, "usb_ref24m_mux", usb_ref24m_p, TOP_CLK_MUX9, 16, 1), - MUX(0, "clk32k", clk32_p, TOP_CLK_MUX9, 12, 1), - MUX_F(0, "wdt_mux", wdt_ares_p, TOP_CLK_MUX9, 8, 1, CLK_SET_RATE_PARENT, 0), - MUX(0, "timer_mux", osc, TOP_CLK_MUX9, 4, 1), - MUX(0, "vde_mux", vde_aclk_p, TOP_CLK_MUX4, 0, 3), - MUX(0, "vce_mux", vce_aclk_p, TOP_CLK_MUX4, 4, 3), - MUX(0, "hde_mux", hde_aclk_p, TOP_CLK_MUX4, 8, 3), - MUX(0, "gpu_mux", gpu_aclk_p, TOP_CLK_MUX5, 0, 3), - MUX(0, "sappu_a_mux", sappu_aclk_p, TOP_CLK_MUX5, 4, 2), - MUX(0, "sappu_w_mux", sappu_wclk_p, TOP_CLK_MUX5, 8, 3), - MUX(0, "vou_a_mux", vou_aclk_p, TOP_CLK_MUX7, 0, 3), - MUX_F(0, "vou_main_w_mux", vou_main_wclk_p, TOP_CLK_MUX7, 4, 3, CLK_SET_RATE_PARENT, 0), - MUX_F(0, "vou_aux_w_mux", vou_aux_wclk_p, TOP_CLK_MUX7, 8, 3, CLK_SET_RATE_PARENT, 0), - MUX(0, "vou_ppu_w_mux", vou_ppu_wclk_p, TOP_CLK_MUX7, 12, 3), - MUX(0, "vga_i2c_mux", vga_i2c_wclk_p, TOP_CLK_MUX7, 16, 1), - MUX(0, "viu_m0_a_mux", viu_m0_aclk_p, TOP_CLK_MUX6, 0, 3), - MUX(0, "viu_m1_a_mux", viu_m1_aclk_p, TOP_CLK_MUX6, 4, 3), - MUX(0, "viu_w_mux", viu_clk_p, TOP_CLK_MUX6, 8, 3), - MUX(0, "viu_jpeg_w_mux", viu_jpeg_clk_p, TOP_CLK_MUX6, 12, 3), - MUX(0, "ts_sys_mux", ts_sys_clk_p, TOP_CLK_MUX6, 16, 2), -}; - -static struct zx_clk_gate top_gate_clk[] = { - GATE(CPU_DBG_GATE, "dbg_wclk", "dbg_mux", TOP_CLK_GATE0, 4, CLK_SET_RATE_PARENT, 0), - GATE(A72_GATE, "a72_coreclk", "a72_mux", TOP_CLK_GATE0, 3, CLK_SET_RATE_PARENT, 0), - GATE(CPU_PERI_GATE, "cpu_peri", "cpu_peri_mux", TOP_CLK_GATE0, 1, CLK_SET_RATE_PARENT, 0), - GATE(A53_GATE, "a53_coreclk", "a53_mux", TOP_CLK_GATE0, 0, CLK_SET_RATE_PARENT, 0), - GATE(SD1_WCLK, "sd1_wclk", "sd1_mux", TOP_CLK_GATE1, 13, CLK_SET_RATE_PARENT, 0), - GATE(SD0_WCLK, "sd0_wclk", "sd0_mux", TOP_CLK_GATE1, 9, CLK_SET_RATE_PARENT, 0), - GATE(EMMC_WCLK, "emmc_wclk", "emmc_mux_div2", TOP_CLK_GATE0, 5, CLK_SET_RATE_PARENT, 0), - GATE(EMMC_NAND_AXI, "emmc_nand_aclk", "sys_noc_aclk", TOP_CLK_GATE1, 4, CLK_SET_RATE_PARENT, 0), - GATE(NAND_WCLK, "nand_wclk", "nand_mux", TOP_CLK_GATE0, 1, CLK_SET_RATE_PARENT, 0), - GATE(EMMC_NAND_AHB, "emmc_nand_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 0, CLK_SET_RATE_PARENT, 0), - GATE(0, "lsp1_pclk", "sys_noc_pclk", TOP_CLK_GATE2, 31, 0, 0), - GATE(LSP1_148M5, "lsp1_148m5", "clk148m5", TOP_CLK_GATE2, 30, 0, 0), - GATE(LSP1_99M, "lsp1_99m", "clk99m", TOP_CLK_GATE2, 29, 0, 0), - GATE(LSP1_24M, "lsp1_24m", "osc24m", TOP_CLK_GATE2, 28, 0, 0), - GATE(LSP0_74M25, "lsp0_74m25", "clk74m25", TOP_CLK_GATE2, 25, 0, 0), - GATE(0, "lsp0_pclk", "sys_noc_pclk", TOP_CLK_GATE2, 24, 0, 0), - GATE(LSP0_32K, "lsp0_32k", "osc32k", TOP_CLK_GATE2, 23, 0, 0), - GATE(LSP0_148M5, "lsp0_148m5", "clk148m5", TOP_CLK_GATE2, 22, 0, 0), - GATE(LSP0_99M, "lsp0_99m", "clk99m", TOP_CLK_GATE2, 21, 0, 0), - GATE(LSP0_24M, "lsp0_24m", "osc24m", TOP_CLK_GATE2, 20, 0, 0), - GATE(AUDIO_99M, "audio_99m", "clk99m", TOP_CLK_GATE5, 27, 0, 0), - GATE(AUDIO_24M, "audio_24m", "osc24m", TOP_CLK_GATE5, 28, 0, 0), - GATE(AUDIO_16M384, "audio_16m384", "clk16m384", TOP_CLK_GATE5, 29, 0, 0), - GATE(AUDIO_32K, "audio_32k", "clk32k", TOP_CLK_GATE5, 30, 0, 0), - GATE(WDT_WCLK, "wdt_wclk", "wdt_mux", TOP_CLK_GATE6, 9, CLK_SET_RATE_PARENT, 0), - GATE(TIMER_WCLK, "timer_wclk", "timer_mux", TOP_CLK_GATE6, 5, CLK_SET_RATE_PARENT, 0), - GATE(VDE_ACLK, "vde_aclk", "vde_mux", TOP_CLK_GATE3, 0, CLK_SET_RATE_PARENT, 0), - GATE(VCE_ACLK, "vce_aclk", "vce_mux", TOP_CLK_GATE3, 4, CLK_SET_RATE_PARENT, 0), - GATE(HDE_ACLK, "hde_aclk", "hde_mux", TOP_CLK_GATE3, 8, CLK_SET_RATE_PARENT, 0), - GATE(GPU_ACLK, "gpu_aclk", "gpu_mux", TOP_CLK_GATE3, 16, CLK_SET_RATE_PARENT, 0), - GATE(SAPPU_ACLK, "sappu_aclk", "sappu_a_mux", TOP_CLK_GATE3, 20, CLK_SET_RATE_PARENT, 0), - GATE(SAPPU_WCLK, "sappu_wclk", "sappu_w_mux", TOP_CLK_GATE3, 22, CLK_SET_RATE_PARENT, 0), - GATE(VOU_ACLK, "vou_aclk", "vou_a_mux", TOP_CLK_GATE4, 16, CLK_SET_RATE_PARENT, 0), - GATE(VOU_MAIN_WCLK, "vou_main_wclk", "vou_main_w_mux", TOP_CLK_GATE4, 18, CLK_SET_RATE_PARENT, 0), - GATE(VOU_AUX_WCLK, "vou_aux_wclk", "vou_aux_w_mux", TOP_CLK_GATE4, 19, CLK_SET_RATE_PARENT, 0), - GATE(VOU_PPU_WCLK, "vou_ppu_wclk", "vou_ppu_w_mux", TOP_CLK_GATE4, 20, CLK_SET_RATE_PARENT, 0), - GATE(MIPI_CFG_CLK, "mipi_cfg_clk", "osc24m", TOP_CLK_GATE4, 21, 0, 0), - GATE(VGA_I2C_WCLK, "vga_i2c_wclk", "vga_i2c_mux", TOP_CLK_GATE4, 23, CLK_SET_RATE_PARENT, 0), - GATE(MIPI_REF_CLK, "mipi_ref_clk", "clk27m", TOP_CLK_GATE4, 24, 0, 0), - GATE(HDMI_OSC_CEC, "hdmi_osc_cec", "clk2m", TOP_CLK_GATE4, 22, 0, 0), - GATE(HDMI_OSC_CLK, "hdmi_osc_clk", "clk240m", TOP_CLK_GATE4, 25, 0, 0), - GATE(HDMI_XCLK, "hdmi_xclk", "osc24m", TOP_CLK_GATE4, 26, 0, 0), - GATE(VIU_M0_ACLK, "viu_m0_aclk", "viu_m0_a_mux", TOP_CLK_GATE4, 0, CLK_SET_RATE_PARENT, 0), - GATE(VIU_M1_ACLK, "viu_m1_aclk", "viu_m1_a_mux", TOP_CLK_GATE4, 1, CLK_SET_RATE_PARENT, 0), - GATE(VIU_WCLK, "viu_wclk", "viu_w_mux", TOP_CLK_GATE4, 2, CLK_SET_RATE_PARENT, 0), - GATE(VIU_JPEG_WCLK, "viu_jpeg_wclk", "viu_jpeg_w_mux", TOP_CLK_GATE4, 3, CLK_SET_RATE_PARENT, 0), - GATE(VIU_CFG_CLK, "viu_cfg_clk", "osc24m", TOP_CLK_GATE4, 6, 0, 0), - GATE(TS_SYS_WCLK, "ts_sys_wclk", "ts_sys_mux", TOP_CLK_GATE5, 2, CLK_SET_RATE_PARENT, 0), - GATE(TS_SYS_108M, "ts_sys_108m", "clk108m", TOP_CLK_GATE5, 3, 0, 0), - GATE(USB20_HCLK, "usb20_hclk", "sys_noc_hclk", TOP_CLK_GATE2, 12, 0, 0), - GATE(USB20_PHY_CLK, "usb20_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2, 13, 0, 0), - GATE(USB21_HCLK, "usb21_hclk", "sys_noc_hclk", TOP_CLK_GATE2, 14, 0, 0), - GATE(USB21_PHY_CLK, "usb21_phy_clk", "usb_ref24m_mux", TOP_CLK_GATE2, 15, 0, 0), - GATE(GMAC_RMIICLK, "gmac_rmii_clk", "clk50m", TOP_CLK_GATE2, 3, 0, 0), - GATE(GMAC_PCLK, "gmac_pclk", "clk198m", TOP_CLK_GATE2, 1, 0, 0), - GATE(GMAC_ACLK, "gmac_aclk", "clk49m5", TOP_CLK_GATE2, 0, 0, 0), - GATE(GMAC_RFCLK, "gmac_refclk", "clk25m", TOP_CLK_GATE2, 4, 0, 0), - GATE(SD1_AHB, "sd1_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 12, 0, 0), - GATE(SD0_AHB, "sd0_hclk", "sys_noc_hclk", TOP_CLK_GATE1, 8, 0, 0), - GATE(TEMPSENSOR_GATE, "tempsensor_gate", "clk4m", TOP_CLK_GATE5, 31, 0, 0), -}; - -static struct clk_hw_onecell_data top_hw_onecell_data = { - .num = TOP_NR_CLKS, - .hws = { - [TOP_NR_CLKS - 1] = NULL, - }, -}; - -static int __init top_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(zx296718_pll_clk); i++) { - zx296718_pll_clk[i].reg_base += (uintptr_t)reg_base; - name = zx296718_pll_clk[i].hw.init->name; - ret = clk_hw_register(NULL, &zx296718_pll_clk[i].hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_ffactor_clk); i++) { - if (top_ffactor_clk[i].id) - top_hw_onecell_data.hws[top_ffactor_clk[i].id] = - &top_ffactor_clk[i].factor.hw; - - name = top_ffactor_clk[i].factor.hw.init->name; - ret = clk_hw_register(NULL, &top_ffactor_clk[i].factor.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_mux_clk); i++) { - if (top_mux_clk[i].id) - top_hw_onecell_data.hws[top_mux_clk[i].id] = - &top_mux_clk[i].mux.hw; - - top_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = top_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &top_mux_clk[i].mux.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_gate_clk); i++) { - if (top_gate_clk[i].id) - top_hw_onecell_data.hws[top_gate_clk[i].id] = - &top_gate_clk[i].gate.hw; - - top_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = top_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &top_gate_clk[i].gate.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(top_div_clk); i++) { - if (top_div_clk[i].id) - top_hw_onecell_data.hws[top_div_clk[i].id] = - &top_div_clk[i].div.hw; - - top_div_clk[i].div.reg += (uintptr_t)reg_base; - name = top_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &top_div_clk[i].div.hw); - if (ret) - pr_warn("top clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &top_hw_onecell_data); - if (ret) { - pr_err("failed to register top clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -static const struct clk_div_table common_even_div_table[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 3, .div = 4, }, - { .val = 5, .div = 6, }, - { .val = 7, .div = 8, }, - { .val = 9, .div = 10, }, - { .val = 11, .div = 12, }, - { .val = 13, .div = 14, }, - { .val = 15, .div = 16, }, -}; - -static const struct clk_div_table common_div_table[] = { - { .val = 0, .div = 1, }, - { .val = 1, .div = 2, }, - { .val = 2, .div = 3, }, - { .val = 3, .div = 4, }, - { .val = 4, .div = 5, }, - { .val = 5, .div = 6, }, - { .val = 6, .div = 7, }, - { .val = 7, .div = 8, }, - { .val = 8, .div = 9, }, - { .val = 9, .div = 10, }, - { .val = 10, .div = 11, }, - { .val = 11, .div = 12, }, - { .val = 12, .div = 13, }, - { .val = 13, .div = 14, }, - { .val = 14, .div = 15, }, - { .val = 15, .div = 16, }, -}; - -PNAME(lsp0_wclk_common_p) = { - "lsp0_24m", - "lsp0_99m", -}; - -PNAME(lsp0_wclk_timer3_p) = { - "timer3_div", - "lsp0_32k" -}; - -PNAME(lsp0_wclk_timer4_p) = { - "timer4_div", - "lsp0_32k" -}; - -PNAME(lsp0_wclk_timer5_p) = { - "timer5_div", - "lsp0_32k" -}; - -PNAME(lsp0_wclk_spifc0_p) = { - "lsp0_148m5", - "lsp0_24m", - "lsp0_99m", - "lsp0_74m25" -}; - -PNAME(lsp0_wclk_ssp_p) = { - "lsp0_148m5", - "lsp0_99m", - "lsp0_24m", -}; - -static struct zx_clk_mux lsp0_mux_clk[] = { - MUX(0, "timer3_wclk_mux", lsp0_wclk_timer3_p, LSP0_TIMER3_CLK, 4, 1), - MUX(0, "timer4_wclk_mux", lsp0_wclk_timer4_p, LSP0_TIMER4_CLK, 4, 1), - MUX(0, "timer5_wclk_mux", lsp0_wclk_timer5_p, LSP0_TIMER5_CLK, 4, 1), - MUX(0, "uart3_wclk_mux", lsp0_wclk_common_p, LSP0_UART3_CLK, 4, 1), - MUX(0, "uart1_wclk_mux", lsp0_wclk_common_p, LSP0_UART1_CLK, 4, 1), - MUX(0, "uart2_wclk_mux", lsp0_wclk_common_p, LSP0_UART2_CLK, 4, 1), - MUX(0, "spifc0_wclk_mux", lsp0_wclk_spifc0_p, LSP0_SPIFC0_CLK, 4, 2), - MUX(0, "i2c4_wclk_mux", lsp0_wclk_common_p, LSP0_I2C4_CLK, 4, 1), - MUX(0, "i2c5_wclk_mux", lsp0_wclk_common_p, LSP0_I2C5_CLK, 4, 1), - MUX(0, "ssp0_wclk_mux", lsp0_wclk_ssp_p, LSP0_SSP0_CLK, 4, 1), - MUX(0, "ssp1_wclk_mux", lsp0_wclk_ssp_p, LSP0_SSP1_CLK, 4, 1), - MUX(0, "i2c3_wclk_mux", lsp0_wclk_common_p, LSP0_I2C3_CLK, 4, 1), -}; - -static struct zx_clk_gate lsp0_gate_clk[] = { - GATE(LSP0_TIMER3_WCLK, "timer3_wclk", "timer3_wclk_mux", LSP0_TIMER3_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_TIMER4_WCLK, "timer4_wclk", "timer4_wclk_mux", LSP0_TIMER4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_TIMER5_WCLK, "timer5_wclk", "timer5_wclk_mux", LSP0_TIMER5_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_UART3_WCLK, "uart3_wclk", "uart3_wclk_mux", LSP0_UART3_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_UART1_WCLK, "uart1_wclk", "uart1_wclk_mux", LSP0_UART1_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_UART2_WCLK, "uart2_wclk", "uart2_wclk_mux", LSP0_UART2_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_SPIFC0_WCLK, "spifc0_wclk", "spifc0_wclk_mux", LSP0_SPIFC0_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_I2C4_WCLK, "i2c4_wclk", "i2c4_wclk_mux", LSP0_I2C4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_I2C5_WCLK, "i2c5_wclk", "i2c5_wclk_mux", LSP0_I2C5_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_SSP0_WCLK, "ssp0_wclk", "ssp0_div", LSP0_SSP0_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_SSP1_WCLK, "ssp1_wclk", "ssp1_div", LSP0_SSP1_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP0_I2C3_WCLK, "i2c3_wclk", "i2c3_wclk_mux", LSP0_I2C3_CLK, 1, CLK_SET_RATE_PARENT, 0), -}; - -static struct zx_clk_div lsp0_div_clk[] = { - DIV_T(0, "timer3_div", "lsp0_24m", LSP0_TIMER3_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "timer4_div", "lsp0_24m", LSP0_TIMER4_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "timer5_div", "lsp0_24m", LSP0_TIMER5_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "ssp0_div", "ssp0_wclk_mux", LSP0_SSP0_CLK, 12, 4, 0, common_even_div_table), - DIV_T(0, "ssp1_div", "ssp1_wclk_mux", LSP0_SSP1_CLK, 12, 4, 0, common_even_div_table), -}; - -static struct clk_hw_onecell_data lsp0_hw_onecell_data = { - .num = LSP0_NR_CLKS, - .hws = { - [LSP0_NR_CLKS - 1] = NULL, - }, -}; - -static int __init lsp0_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(lsp0_mux_clk); i++) { - if (lsp0_mux_clk[i].id) - lsp0_hw_onecell_data.hws[lsp0_mux_clk[i].id] = - &lsp0_mux_clk[i].mux.hw; - - lsp0_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = lsp0_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &lsp0_mux_clk[i].mux.hw); - if (ret) - pr_warn("lsp0 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp0_gate_clk); i++) { - if (lsp0_gate_clk[i].id) - lsp0_hw_onecell_data.hws[lsp0_gate_clk[i].id] = - &lsp0_gate_clk[i].gate.hw; - - lsp0_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = lsp0_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &lsp0_gate_clk[i].gate.hw); - if (ret) - pr_warn("lsp0 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp0_div_clk); i++) { - if (lsp0_div_clk[i].id) - lsp0_hw_onecell_data.hws[lsp0_div_clk[i].id] = - &lsp0_div_clk[i].div.hw; - - lsp0_div_clk[i].div.reg += (uintptr_t)reg_base; - name = lsp0_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &lsp0_div_clk[i].div.hw); - if (ret) - pr_warn("lsp0 clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &lsp0_hw_onecell_data); - if (ret) { - pr_err("failed to register lsp0 clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -PNAME(lsp1_wclk_common_p) = { - "lsp1_24m", - "lsp1_99m", -}; - -PNAME(lsp1_wclk_ssp_p) = { - "lsp1_148m5", - "lsp1_99m", - "lsp1_24m", -}; - -static struct zx_clk_mux lsp1_mux_clk[] = { - MUX(0, "uart4_wclk_mux", lsp1_wclk_common_p, LSP1_UART4_CLK, 4, 1), - MUX(0, "uart5_wclk_mux", lsp1_wclk_common_p, LSP1_UART5_CLK, 4, 1), - MUX(0, "pwm_wclk_mux", lsp1_wclk_common_p, LSP1_PWM_CLK, 4, 1), - MUX(0, "i2c2_wclk_mux", lsp1_wclk_common_p, LSP1_I2C2_CLK, 4, 1), - MUX(0, "ssp2_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP2_CLK, 4, 2), - MUX(0, "ssp3_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP3_CLK, 4, 2), - MUX(0, "ssp4_wclk_mux", lsp1_wclk_ssp_p, LSP1_SSP4_CLK, 4, 2), - MUX(0, "usim1_wclk_mux", lsp1_wclk_common_p, LSP1_USIM1_CLK, 4, 1), -}; - -static struct zx_clk_div lsp1_div_clk[] = { - DIV_T(0, "pwm_div", "pwm_wclk_mux", LSP1_PWM_CLK, 12, 4, CLK_SET_RATE_PARENT, common_div_table), - DIV_T(0, "ssp2_div", "ssp2_wclk_mux", LSP1_SSP2_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table), - DIV_T(0, "ssp3_div", "ssp3_wclk_mux", LSP1_SSP3_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table), - DIV_T(0, "ssp4_div", "ssp4_wclk_mux", LSP1_SSP4_CLK, 12, 4, CLK_SET_RATE_PARENT, common_even_div_table), -}; - -static struct zx_clk_gate lsp1_gate_clk[] = { - GATE(LSP1_UART4_WCLK, "lsp1_uart4_wclk", "uart4_wclk_mux", LSP1_UART4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_UART5_WCLK, "lsp1_uart5_wclk", "uart5_wclk_mux", LSP1_UART5_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_PWM_WCLK, "lsp1_pwm_wclk", "pwm_div", LSP1_PWM_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_PWM_PCLK, "lsp1_pwm_pclk", "lsp1_pclk", LSP1_PWM_CLK, 0, 0, 0), - GATE(LSP1_I2C2_WCLK, "lsp1_i2c2_wclk", "i2c2_wclk_mux", LSP1_I2C2_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_SSP2_WCLK, "lsp1_ssp2_wclk", "ssp2_div", LSP1_SSP2_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_SSP3_WCLK, "lsp1_ssp3_wclk", "ssp3_div", LSP1_SSP3_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_SSP4_WCLK, "lsp1_ssp4_wclk", "ssp4_div", LSP1_SSP4_CLK, 1, CLK_SET_RATE_PARENT, 0), - GATE(LSP1_USIM1_WCLK, "lsp1_usim1_wclk", "usim1_wclk_mux", LSP1_USIM1_CLK, 1, CLK_SET_RATE_PARENT, 0), -}; - -static struct clk_hw_onecell_data lsp1_hw_onecell_data = { - .num = LSP1_NR_CLKS, - .hws = { - [LSP1_NR_CLKS - 1] = NULL, - }, -}; - -static int __init lsp1_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(lsp1_mux_clk); i++) { - if (lsp1_mux_clk[i].id) - lsp1_hw_onecell_data.hws[lsp1_mux_clk[i].id] = - &lsp0_mux_clk[i].mux.hw; - - lsp1_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = lsp1_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &lsp1_mux_clk[i].mux.hw); - if (ret) - pr_warn("lsp1 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp1_gate_clk); i++) { - if (lsp1_gate_clk[i].id) - lsp1_hw_onecell_data.hws[lsp1_gate_clk[i].id] = - &lsp1_gate_clk[i].gate.hw; - - lsp1_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = lsp1_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &lsp1_gate_clk[i].gate.hw); - if (ret) - pr_warn("lsp1 clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(lsp1_div_clk); i++) { - if (lsp1_div_clk[i].id) - lsp1_hw_onecell_data.hws[lsp1_div_clk[i].id] = - &lsp1_div_clk[i].div.hw; - - lsp1_div_clk[i].div.reg += (uintptr_t)reg_base; - name = lsp1_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &lsp1_div_clk[i].div.hw); - if (ret) - pr_warn("lsp1 clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &lsp1_hw_onecell_data); - if (ret) { - pr_err("failed to register lsp1 clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -PNAME(audio_wclk_common_p) = { - "audio_99m", - "audio_24m", -}; - -PNAME(audio_timer_p) = { - "audio_24m", - "audio_32k", -}; - -static struct zx_clk_mux audio_mux_clk[] = { - MUX(I2S0_WCLK_MUX, "i2s0_wclk_mux", audio_wclk_common_p, AUDIO_I2S0_CLK, 0, 1), - MUX(I2S1_WCLK_MUX, "i2s1_wclk_mux", audio_wclk_common_p, AUDIO_I2S1_CLK, 0, 1), - MUX(I2S2_WCLK_MUX, "i2s2_wclk_mux", audio_wclk_common_p, AUDIO_I2S2_CLK, 0, 1), - MUX(I2S3_WCLK_MUX, "i2s3_wclk_mux", audio_wclk_common_p, AUDIO_I2S3_CLK, 0, 1), - MUX(0, "i2c0_wclk_mux", audio_wclk_common_p, AUDIO_I2C0_CLK, 0, 1), - MUX(0, "spdif0_wclk_mux", audio_wclk_common_p, AUDIO_SPDIF0_CLK, 0, 1), - MUX(0, "spdif1_wclk_mux", audio_wclk_common_p, AUDIO_SPDIF1_CLK, 0, 1), - MUX(0, "timer_wclk_mux", audio_timer_p, AUDIO_TIMER_CLK, 0, 1), -}; - -static struct clk_zx_audio_divider audio_adiv_clk[] = { - AUDIO_DIV(0, "i2s0_wclk_div", "i2s0_wclk_mux", AUDIO_I2S0_DIV_CFG1), - AUDIO_DIV(0, "i2s1_wclk_div", "i2s1_wclk_mux", AUDIO_I2S1_DIV_CFG1), - AUDIO_DIV(0, "i2s2_wclk_div", "i2s2_wclk_mux", AUDIO_I2S2_DIV_CFG1), - AUDIO_DIV(0, "i2s3_wclk_div", "i2s3_wclk_mux", AUDIO_I2S3_DIV_CFG1), - AUDIO_DIV(0, "spdif0_wclk_div", "spdif0_wclk_mux", AUDIO_SPDIF0_DIV_CFG1), - AUDIO_DIV(0, "spdif1_wclk_div", "spdif1_wclk_mux", AUDIO_SPDIF1_DIV_CFG1), -}; - -static struct zx_clk_div audio_div_clk[] = { - DIV_T(0, "tdm_wclk_div", "audio_16m384", AUDIO_TDM_CLK, 8, 4, 0, common_div_table), -}; - -static struct zx_clk_gate audio_gate_clk[] = { - GATE(AUDIO_I2S0_WCLK, "i2s0_wclk", "i2s0_wclk_div", AUDIO_I2S0_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S1_WCLK, "i2s1_wclk", "i2s1_wclk_div", AUDIO_I2S1_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S2_WCLK, "i2s2_wclk", "i2s2_wclk_div", AUDIO_I2S2_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S3_WCLK, "i2s3_wclk", "i2s3_wclk_div", AUDIO_I2S3_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_I2S0_PCLK, "i2s0_pclk", "clk49m5", AUDIO_I2S0_CLK, 8, 0, 0), - GATE(AUDIO_I2S1_PCLK, "i2s1_pclk", "clk49m5", AUDIO_I2S1_CLK, 8, 0, 0), - GATE(AUDIO_I2S2_PCLK, "i2s2_pclk", "clk49m5", AUDIO_I2S2_CLK, 8, 0, 0), - GATE(AUDIO_I2S3_PCLK, "i2s3_pclk", "clk49m5", AUDIO_I2S3_CLK, 8, 0, 0), - GATE(AUDIO_I2C0_WCLK, "i2c0_wclk", "i2c0_wclk_mux", AUDIO_I2C0_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_SPDIF0_WCLK, "spdif0_wclk", "spdif0_wclk_div", AUDIO_SPDIF0_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_SPDIF1_WCLK, "spdif1_wclk", "spdif1_wclk_div", AUDIO_SPDIF1_CLK, 9, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_TDM_WCLK, "tdm_wclk", "tdm_wclk_div", AUDIO_TDM_CLK, 17, CLK_SET_RATE_PARENT, 0), - GATE(AUDIO_TS_PCLK, "tempsensor_pclk", "clk49m5", AUDIO_TS_CLK, 1, 0, 0), -}; - -static struct clk_hw_onecell_data audio_hw_onecell_data = { - .num = AUDIO_NR_CLKS, - .hws = { - [AUDIO_NR_CLKS - 1] = NULL, - }, -}; - -static int __init audio_clocks_init(struct device_node *np) -{ - void __iomem *reg_base; - int i, ret; - const char *name; - - reg_base = of_iomap(np, 0); - if (!reg_base) { - pr_err("%s: Unable to map audio clk base\n", __func__); - return -ENXIO; - } - - for (i = 0; i < ARRAY_SIZE(audio_mux_clk); i++) { - if (audio_mux_clk[i].id) - audio_hw_onecell_data.hws[audio_mux_clk[i].id] = - &audio_mux_clk[i].mux.hw; - - audio_mux_clk[i].mux.reg += (uintptr_t)reg_base; - name = audio_mux_clk[i].mux.hw.init->name; - ret = clk_hw_register(NULL, &audio_mux_clk[i].mux.hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(audio_adiv_clk); i++) { - if (audio_adiv_clk[i].id) - audio_hw_onecell_data.hws[audio_adiv_clk[i].id] = - &audio_adiv_clk[i].hw; - - audio_adiv_clk[i].reg_base += (uintptr_t)reg_base; - name = audio_adiv_clk[i].hw.init->name; - ret = clk_hw_register(NULL, &audio_adiv_clk[i].hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(audio_div_clk); i++) { - if (audio_div_clk[i].id) - audio_hw_onecell_data.hws[audio_div_clk[i].id] = - &audio_div_clk[i].div.hw; - - audio_div_clk[i].div.reg += (uintptr_t)reg_base; - name = audio_div_clk[i].div.hw.init->name; - ret = clk_hw_register(NULL, &audio_div_clk[i].div.hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - for (i = 0; i < ARRAY_SIZE(audio_gate_clk); i++) { - if (audio_gate_clk[i].id) - audio_hw_onecell_data.hws[audio_gate_clk[i].id] = - &audio_gate_clk[i].gate.hw; - - audio_gate_clk[i].gate.reg += (uintptr_t)reg_base; - name = audio_gate_clk[i].gate.hw.init->name; - ret = clk_hw_register(NULL, &audio_gate_clk[i].gate.hw); - if (ret) - pr_warn("audio clk %s init error!\n", name); - } - - ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, - &audio_hw_onecell_data); - if (ret) { - pr_err("failed to register audio clk provider: %d\n", ret); - return ret; - } - - return 0; -} - -static const struct of_device_id zx_clkc_match_table[] = { - { .compatible = "zte,zx296718-topcrm", .data = &top_clocks_init }, - { .compatible = "zte,zx296718-lsp0crm", .data = &lsp0_clocks_init }, - { .compatible = "zte,zx296718-lsp1crm", .data = &lsp1_clocks_init }, - { .compatible = "zte,zx296718-audiocrm", .data = &audio_clocks_init }, - { } -}; - -static int zx_clkc_probe(struct platform_device *pdev) -{ - int (*init_fn)(struct device_node *np); - struct device_node *np = pdev->dev.of_node; - - init_fn = of_device_get_match_data(&pdev->dev); - if (!init_fn) { - dev_err(&pdev->dev, "Error: No device match found\n"); - return -ENODEV; - } - - return init_fn(np); -} - -static struct platform_driver zx_clk_driver = { - .probe = zx_clkc_probe, - .driver = { - .name = "zx296718-clkc", - .of_match_table = zx_clkc_match_table, - }, -}; - -static int __init zx_clk_init(void) -{ - return platform_driver_register(&zx_clk_driver); -} -core_initcall(zx_clk_init); diff --git a/drivers/clk/zte/clk.c b/drivers/clk/zte/clk.c deleted file mode 100644 index 8bda6d41ad3a..000000000000 --- a/drivers/clk/zte/clk.c +++ /dev/null @@ -1,446 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright 2014 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#include <linux/clk-provider.h> -#include <linux/err.h> -#include <linux/gcd.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <asm/div64.h> - -#include "clk.h" - -#define to_clk_zx_pll(_hw) container_of(_hw, struct clk_zx_pll, hw) -#define to_clk_zx_audio(_hw) container_of(_hw, struct clk_zx_audio, hw) - -#define CFG0_CFG1_OFFSET 4 -#define LOCK_FLAG 30 -#define POWER_DOWN 31 - -static int rate_to_idx(struct clk_zx_pll *zx_pll, unsigned long rate) -{ - const struct zx_pll_config *config = zx_pll->lookup_table; - int i; - - for (i = 0; i < zx_pll->count; i++) { - if (config[i].rate > rate) - return i > 0 ? i - 1 : 0; - - if (config[i].rate == rate) - return i; - } - - return i - 1; -} - -static int hw_to_idx(struct clk_zx_pll *zx_pll) -{ - const struct zx_pll_config *config = zx_pll->lookup_table; - u32 hw_cfg0, hw_cfg1; - int i; - - hw_cfg0 = readl_relaxed(zx_pll->reg_base); - hw_cfg1 = readl_relaxed(zx_pll->reg_base + CFG0_CFG1_OFFSET); - - /* For matching the value in lookup table */ - hw_cfg0 &= ~BIT(zx_pll->lock_bit); - - /* Check availability of pd_bit */ - if (zx_pll->pd_bit < 32) - hw_cfg0 |= BIT(zx_pll->pd_bit); - - for (i = 0; i < zx_pll->count; i++) { - if (hw_cfg0 == config[i].cfg0 && hw_cfg1 == config[i].cfg1) - return i; - } - - return -EINVAL; -} - -static unsigned long zx_pll_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - int idx; - - idx = hw_to_idx(zx_pll); - if (unlikely(idx == -EINVAL)) - return 0; - - return zx_pll->lookup_table[idx].rate; -} - -static long zx_pll_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - int idx; - - idx = rate_to_idx(zx_pll, rate); - - return zx_pll->lookup_table[idx].rate; -} - -static int zx_pll_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - /* Assume current cpu is not running on current PLL */ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - const struct zx_pll_config *config; - int idx; - - idx = rate_to_idx(zx_pll, rate); - config = &zx_pll->lookup_table[idx]; - - writel_relaxed(config->cfg0, zx_pll->reg_base); - writel_relaxed(config->cfg1, zx_pll->reg_base + CFG0_CFG1_OFFSET); - - return 0; -} - -static int zx_pll_enable(struct clk_hw *hw) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - u32 reg; - - /* If pd_bit is not available, simply return success. */ - if (zx_pll->pd_bit > 31) - return 0; - - reg = readl_relaxed(zx_pll->reg_base); - writel_relaxed(reg & ~BIT(zx_pll->pd_bit), zx_pll->reg_base); - - return readl_relaxed_poll_timeout(zx_pll->reg_base, reg, - reg & BIT(zx_pll->lock_bit), 0, 100); -} - -static void zx_pll_disable(struct clk_hw *hw) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - u32 reg; - - if (zx_pll->pd_bit > 31) - return; - - reg = readl_relaxed(zx_pll->reg_base); - writel_relaxed(reg | BIT(zx_pll->pd_bit), zx_pll->reg_base); -} - -static int zx_pll_is_enabled(struct clk_hw *hw) -{ - struct clk_zx_pll *zx_pll = to_clk_zx_pll(hw); - u32 reg; - - reg = readl_relaxed(zx_pll->reg_base); - - return !(reg & BIT(zx_pll->pd_bit)); -} - -const struct clk_ops zx_pll_ops = { - .recalc_rate = zx_pll_recalc_rate, - .round_rate = zx_pll_round_rate, - .set_rate = zx_pll_set_rate, - .enable = zx_pll_enable, - .disable = zx_pll_disable, - .is_enabled = zx_pll_is_enabled, -}; -EXPORT_SYMBOL(zx_pll_ops); - -struct clk *clk_register_zx_pll(const char *name, const char *parent_name, - unsigned long flags, void __iomem *reg_base, - const struct zx_pll_config *lookup_table, - int count, spinlock_t *lock) -{ - struct clk_zx_pll *zx_pll; - struct clk *clk; - struct clk_init_data init; - - zx_pll = kzalloc(sizeof(*zx_pll), GFP_KERNEL); - if (!zx_pll) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &zx_pll_ops; - init.flags = flags; - init.parent_names = parent_name ? &parent_name : NULL; - init.num_parents = parent_name ? 1 : 0; - - zx_pll->reg_base = reg_base; - zx_pll->lookup_table = lookup_table; - zx_pll->count = count; - zx_pll->lock_bit = LOCK_FLAG; - zx_pll->pd_bit = POWER_DOWN; - zx_pll->lock = lock; - zx_pll->hw.init = &init; - - clk = clk_register(NULL, &zx_pll->hw); - if (IS_ERR(clk)) - kfree(zx_pll); - - return clk; -} - -#define BPAR 1000000 -static u32 calc_reg(u32 parent_rate, u32 rate) -{ - u32 sel, integ, fra_div, tmp; - u64 tmp64 = (u64)parent_rate * BPAR; - - do_div(tmp64, rate); - integ = (u32)tmp64 / BPAR; - integ = integ >> 1; - - tmp = (u32)tmp64 % BPAR; - sel = tmp / BPAR; - - tmp = tmp % BPAR; - fra_div = tmp * 0xff / BPAR; - tmp = (sel << 24) | (integ << 16) | (0xff << 8) | fra_div; - - /* Set I2S integer divider as 1. This bit is reserved for SPDIF - * and do no harm. - */ - tmp |= BIT(28); - return tmp; -} - -static u32 calc_rate(u32 reg, u32 parent_rate) -{ - u32 sel, integ, fra_div, tmp; - u64 tmp64 = (u64)parent_rate * BPAR; - - tmp = reg; - sel = (tmp >> 24) & BIT(0); - integ = (tmp >> 16) & 0xff; - fra_div = tmp & 0xff; - - tmp = fra_div * BPAR; - tmp = tmp / 0xff; - tmp += sel * BPAR; - tmp += 2 * integ * BPAR; - do_div(tmp64, tmp); - - return (u32)tmp64; -} - -static unsigned long zx_audio_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = readl_relaxed(zx_audio->reg_base); - return calc_rate(reg, parent_rate); -} - -static long zx_audio_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - u32 reg; - - if (rate * 2 > *prate) - return -EINVAL; - - reg = calc_reg(*prate, rate); - return calc_rate(reg, *prate); -} - -static int zx_audio_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = calc_reg(parent_rate, rate); - writel_relaxed(reg, zx_audio->reg_base); - - return 0; -} - -#define ZX_AUDIO_EN BIT(25) -static int zx_audio_enable(struct clk_hw *hw) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = readl_relaxed(zx_audio->reg_base); - writel_relaxed(reg & ~ZX_AUDIO_EN, zx_audio->reg_base); - return 0; -} - -static void zx_audio_disable(struct clk_hw *hw) -{ - struct clk_zx_audio *zx_audio = to_clk_zx_audio(hw); - u32 reg; - - reg = readl_relaxed(zx_audio->reg_base); - writel_relaxed(reg | ZX_AUDIO_EN, zx_audio->reg_base); -} - -static const struct clk_ops zx_audio_ops = { - .recalc_rate = zx_audio_recalc_rate, - .round_rate = zx_audio_round_rate, - .set_rate = zx_audio_set_rate, - .enable = zx_audio_enable, - .disable = zx_audio_disable, -}; - -struct clk *clk_register_zx_audio(const char *name, - const char * const parent_name, - unsigned long flags, - void __iomem *reg_base) -{ - struct clk_zx_audio *zx_audio; - struct clk *clk; - struct clk_init_data init; - - zx_audio = kzalloc(sizeof(*zx_audio), GFP_KERNEL); - if (!zx_audio) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &zx_audio_ops; - init.flags = flags; - init.parent_names = parent_name ? &parent_name : NULL; - init.num_parents = parent_name ? 1 : 0; - - zx_audio->reg_base = reg_base; - zx_audio->hw.init = &init; - - clk = clk_register(NULL, &zx_audio->hw); - if (IS_ERR(clk)) - kfree(zx_audio); - - return clk; -} - -#define CLK_AUDIO_DIV_FRAC BIT(0) -#define CLK_AUDIO_DIV_INT BIT(1) -#define CLK_AUDIO_DIV_UNCOMMON BIT(1) - -#define CLK_AUDIO_DIV_FRAC_NSHIFT 16 -#define CLK_AUDIO_DIV_INT_FRAC_RE BIT(16) -#define CLK_AUDIO_DIV_INT_FRAC_MAX (0xffff) -#define CLK_AUDIO_DIV_INT_FRAC_MIN (0x2) -#define CLK_AUDIO_DIV_INT_INT_SHIFT 24 -#define CLK_AUDIO_DIV_INT_INT_WIDTH 4 - -struct zx_clk_audio_div_table { - unsigned long rate; - unsigned int int_reg; - unsigned int frac_reg; -}; - -#define to_clk_zx_audio_div(_hw) container_of(_hw, struct clk_zx_audio_divider, hw) - -static unsigned long audio_calc_rate(struct clk_zx_audio_divider *audio_div, - u32 reg_frac, u32 reg_int, - unsigned long parent_rate) -{ - unsigned long rate, m, n; - - m = reg_frac & 0xffff; - n = (reg_frac >> 16) & 0xffff; - - m = (reg_int & 0xffff) * n + m; - rate = (parent_rate * n) / m; - - return rate; -} - -static void audio_calc_reg(struct clk_zx_audio_divider *audio_div, - struct zx_clk_audio_div_table *div_table, - unsigned long rate, unsigned long parent_rate) -{ - unsigned int reg_int, reg_frac; - unsigned long m, n, div; - - reg_int = parent_rate / rate; - - if (reg_int > CLK_AUDIO_DIV_INT_FRAC_MAX) - reg_int = CLK_AUDIO_DIV_INT_FRAC_MAX; - else if (reg_int < CLK_AUDIO_DIV_INT_FRAC_MIN) - reg_int = 0; - m = parent_rate - rate * reg_int; - n = rate; - - div = gcd(m, n); - m = m / div; - n = n / div; - - if ((m >> 16) || (n >> 16)) { - if (m > n) { - n = n * 0xffff / m; - m = 0xffff; - } else { - m = m * 0xffff / n; - n = 0xffff; - } - } - reg_frac = m | (n << 16); - - div_table->rate = parent_rate * n / (reg_int * n + m); - div_table->int_reg = reg_int; - div_table->frac_reg = reg_frac; -} - -static unsigned long zx_audio_div_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_zx_audio_divider *zx_audio_div = to_clk_zx_audio_div(hw); - u32 reg_frac, reg_int; - - reg_frac = readl_relaxed(zx_audio_div->reg_base); - reg_int = readl_relaxed(zx_audio_div->reg_base + 0x4); - - return audio_calc_rate(zx_audio_div, reg_frac, reg_int, parent_rate); -} - -static long zx_audio_div_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - struct clk_zx_audio_divider *zx_audio_div = to_clk_zx_audio_div(hw); - struct zx_clk_audio_div_table divt; - - audio_calc_reg(zx_audio_div, &divt, rate, *prate); - - return audio_calc_rate(zx_audio_div, divt.frac_reg, divt.int_reg, *prate); -} - -static int zx_audio_div_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_zx_audio_divider *zx_audio_div = to_clk_zx_audio_div(hw); - struct zx_clk_audio_div_table divt; - unsigned int val; - - audio_calc_reg(zx_audio_div, &divt, rate, parent_rate); - if (divt.rate != rate) - pr_debug("the real rate is:%ld", divt.rate); - - writel_relaxed(divt.frac_reg, zx_audio_div->reg_base); - - val = readl_relaxed(zx_audio_div->reg_base + 0x4); - val &= ~0xffff; - val |= divt.int_reg | CLK_AUDIO_DIV_INT_FRAC_RE; - writel_relaxed(val, zx_audio_div->reg_base + 0x4); - - mdelay(1); - - val = readl_relaxed(zx_audio_div->reg_base + 0x4); - val &= ~CLK_AUDIO_DIV_INT_FRAC_RE; - writel_relaxed(val, zx_audio_div->reg_base + 0x4); - - return 0; -} - -const struct clk_ops zx_audio_div_ops = { - .recalc_rate = zx_audio_div_recalc_rate, - .round_rate = zx_audio_div_round_rate, - .set_rate = zx_audio_div_set_rate, -}; diff --git a/drivers/clk/zte/clk.h b/drivers/clk/zte/clk.h deleted file mode 100644 index aeaf2a380ba6..000000000000 --- a/drivers/clk/zte/clk.h +++ /dev/null @@ -1,174 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright 2015 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#ifndef __ZTE_CLK_H -#define __ZTE_CLK_H -#include <linux/clk-provider.h> -#include <linux/spinlock.h> - -#define PNAME(x) static const char *x[] - -struct zx_pll_config { - unsigned long rate; - u32 cfg0; - u32 cfg1; -}; - -struct clk_zx_pll { - struct clk_hw hw; - void __iomem *reg_base; - const struct zx_pll_config *lookup_table; /* order by rate asc */ - int count; - spinlock_t *lock; - u8 pd_bit; /* power down bit */ - u8 lock_bit; /* pll lock flag bit */ -}; - -#define PLL_RATE(_rate, _cfg0, _cfg1) \ -{ \ - .rate = _rate, \ - .cfg0 = _cfg0, \ - .cfg1 = _cfg1, \ -} - -#define ZX_PLL(_name, _parent, _reg, _table, _pd, _lock) \ -{ \ - .reg_base = (void __iomem *) _reg, \ - .lookup_table = _table, \ - .count = ARRAY_SIZE(_table), \ - .pd_bit = _pd, \ - .lock_bit = _lock, \ - .hw.init = CLK_HW_INIT(_name, _parent, &zx_pll_ops, \ - CLK_GET_RATE_NOCACHE), \ -} - -/* - * The pd_bit is not available on ZX296718, so let's pass something - * bigger than 31, e.g. 0xff, to indicate that. - */ -#define ZX296718_PLL(_name, _parent, _reg, _table) \ -ZX_PLL(_name, _parent, _reg, _table, 0xff, 30) - -struct zx_clk_gate { - struct clk_gate gate; - u16 id; -}; - -#define GATE(_id, _name, _parent, _reg, _bit, _flag, _gflags) \ -{ \ - .gate = { \ - .reg = (void __iomem *) _reg, \ - .bit_idx = (_bit), \ - .flags = _gflags, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &clk_gate_ops, \ - _flag | CLK_IGNORE_UNUSED), \ - }, \ - .id = _id, \ -} - -struct zx_clk_fixed_factor { - struct clk_fixed_factor factor; - u16 id; -}; - -#define FFACTOR(_id, _name, _parent, _mult, _div, _flag) \ -{ \ - .factor = { \ - .div = _div, \ - .mult = _mult, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &clk_fixed_factor_ops, \ - _flag), \ - }, \ - .id = _id, \ -} - -struct zx_clk_mux { - struct clk_mux mux; - u16 id; -}; - -#define MUX_F(_id, _name, _parent, _reg, _shift, _width, _flag, _mflag) \ -{ \ - .mux = { \ - .reg = (void __iomem *) _reg, \ - .mask = BIT(_width) - 1, \ - .shift = _shift, \ - .flags = _mflag, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT_PARENTS(_name, \ - _parent, \ - &clk_mux_ops, \ - _flag), \ - }, \ - .id = _id, \ -} - -#define MUX(_id, _name, _parent, _reg, _shift, _width) \ -MUX_F(_id, _name, _parent, _reg, _shift, _width, 0, 0) - -struct zx_clk_div { - struct clk_divider div; - u16 id; -}; - -#define DIV_T(_id, _name, _parent, _reg, _shift, _width, _flag, _table) \ -{ \ - .div = { \ - .reg = (void __iomem *) _reg, \ - .shift = _shift, \ - .width = _width, \ - .flags = 0, \ - .table = _table, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &clk_divider_ops, \ - _flag), \ - }, \ - .id = _id, \ -} - -struct clk_zx_audio_divider { - struct clk_hw hw; - void __iomem *reg_base; - unsigned int rate_count; - spinlock_t *lock; - u16 id; -}; - -#define AUDIO_DIV(_id, _name, _parent, _reg) \ -{ \ - .reg_base = (void __iomem *) _reg, \ - .lock = &clk_lock, \ - .hw.init = CLK_HW_INIT(_name, \ - _parent, \ - &zx_audio_div_ops, \ - 0), \ - .id = _id, \ -} - -struct clk *clk_register_zx_pll(const char *name, const char *parent_name, - unsigned long flags, void __iomem *reg_base, - const struct zx_pll_config *lookup_table, int count, spinlock_t *lock); - -struct clk_zx_audio { - struct clk_hw hw; - void __iomem *reg_base; -}; - -struct clk *clk_register_zx_audio(const char *name, - const char * const parent_name, - unsigned long flags, void __iomem *reg_base); - -extern const struct clk_ops zx_pll_ops; -extern const struct clk_ops zx_audio_div_ops; - -#endif diff --git a/include/dt-bindings/clock/zx296702-clock.h b/include/dt-bindings/clock/zx296702-clock.h deleted file mode 100644 index e04126111aae..000000000000 --- a/include/dt-bindings/clock/zx296702-clock.h +++ /dev/null @@ -1,180 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright 2014 Linaro Ltd. - * Copyright (C) 2014 ZTE Corporation. - */ - -#ifndef __DT_BINDINGS_CLOCK_ZX296702_H -#define __DT_BINDINGS_CLOCK_ZX296702_H - -#define ZX296702_OSC 0 -#define ZX296702_PLL_A9 1 -#define ZX296702_PLL_A9_350M 2 -#define ZX296702_PLL_MAC_1000M 3 -#define ZX296702_PLL_MAC_333M 4 -#define ZX296702_PLL_MM0_1188M 5 -#define ZX296702_PLL_MM0_396M 6 -#define ZX296702_PLL_MM0_198M 7 -#define ZX296702_PLL_MM1_108M 8 -#define ZX296702_PLL_MM1_72M 9 -#define ZX296702_PLL_MM1_54M 10 -#define ZX296702_PLL_LSP_104M 11 -#define ZX296702_PLL_LSP_26M 12 -#define ZX296702_PLL_AUDIO_294M912 13 -#define ZX296702_PLL_DDR_266M 14 -#define ZX296702_CLK_148M5 15 -#define ZX296702_MATRIX_ACLK 16 -#define ZX296702_MAIN_HCLK 17 -#define ZX296702_MAIN_PCLK 18 -#define ZX296702_CLK_500 19 -#define ZX296702_CLK_250 20 -#define ZX296702_CLK_125 21 -#define ZX296702_CLK_74M25 22 -#define ZX296702_A9_WCLK 23 -#define ZX296702_A9_AS1_ACLK_MUX 24 -#define ZX296702_A9_TRACE_CLKIN_MUX 25 -#define ZX296702_A9_AS1_ACLK_DIV 26 -#define ZX296702_CLK_2 27 -#define ZX296702_CLK_27 28 -#define ZX296702_DECPPU_ACLK_MUX 29 -#define ZX296702_PPU_ACLK_MUX 30 -#define ZX296702_MALI400_ACLK_MUX 31 -#define ZX296702_VOU_ACLK_MUX 32 -#define ZX296702_VOU_MAIN_WCLK_MUX 33 -#define ZX296702_VOU_AUX_WCLK_MUX 34 -#define ZX296702_VOU_SCALER_WCLK_MUX 35 -#define ZX296702_R2D_ACLK_MUX 36 -#define ZX296702_R2D_WCLK_MUX 37 -#define ZX296702_CLK_50 38 -#define ZX296702_CLK_25 39 -#define ZX296702_CLK_12 40 -#define ZX296702_CLK_16M384 41 -#define ZX296702_CLK_32K768 42 -#define ZX296702_SEC_WCLK_DIV 43 -#define ZX296702_DDR_WCLK_MUX 44 -#define ZX296702_NAND_WCLK_MUX 45 -#define ZX296702_LSP_26_WCLK_MUX 46 -#define ZX296702_A9_AS0_ACLK 47 -#define ZX296702_A9_AS1_ACLK 48 -#define ZX296702_A9_TRACE_CLKIN 49 -#define ZX296702_DECPPU_AXI_M_ACLK 50 -#define ZX296702_DECPPU_AHB_S_HCLK 51 -#define ZX296702_PPU_AXI_M_ACLK 52 -#define ZX296702_PPU_AHB_S_HCLK 53 -#define ZX296702_VOU_AXI_M_ACLK 54 -#define ZX296702_VOU_APB_PCLK 55 -#define ZX296702_VOU_MAIN_CHANNEL_WCLK 56 -#define ZX296702_VOU_AUX_CHANNEL_WCLK 57 -#define ZX296702_VOU_HDMI_OSCLK_CEC 58 -#define ZX296702_VOU_SCALER_WCLK 59 -#define ZX296702_MALI400_AXI_M_ACLK 60 -#define ZX296702_MALI400_APB_PCLK 61 -#define ZX296702_R2D_WCLK 62 -#define ZX296702_R2D_AXI_M_ACLK 63 -#define ZX296702_R2D_AHB_HCLK 64 -#define ZX296702_DDR3_AXI_S0_ACLK 65 -#define ZX296702_DDR3_APB_PCLK 66 -#define ZX296702_DDR3_WCLK 67 -#define ZX296702_USB20_0_AHB_HCLK 68 -#define ZX296702_USB20_0_EXTREFCLK 69 -#define ZX296702_USB20_1_AHB_HCLK 70 -#define ZX296702_USB20_1_EXTREFCLK 71 -#define ZX296702_USB20_2_AHB_HCLK 72 -#define ZX296702_USB20_2_EXTREFCLK 73 -#define ZX296702_GMAC_AXI_M_ACLK 74 -#define ZX296702_GMAC_APB_PCLK 75 -#define ZX296702_GMAC_125_CLKIN 76 -#define ZX296702_GMAC_RMII_CLKIN 77 -#define ZX296702_GMAC_25M_CLK 78 -#define ZX296702_NANDFLASH_AHB_HCLK 79 -#define ZX296702_NANDFLASH_WCLK 80 -#define ZX296702_LSP0_APB_PCLK 81 -#define ZX296702_LSP0_AHB_HCLK 82 -#define ZX296702_LSP0_26M_WCLK 83 -#define ZX296702_LSP0_104M_WCLK 84 -#define ZX296702_LSP0_16M384_WCLK 85 -#define ZX296702_LSP1_APB_PCLK 86 -#define ZX296702_LSP1_26M_WCLK 87 -#define ZX296702_LSP1_104M_WCLK 88 -#define ZX296702_LSP1_32K_CLK 89 -#define ZX296702_AON_HCLK 90 -#define ZX296702_SYS_CTRL_PCLK 91 -#define ZX296702_DMA_PCLK 92 -#define ZX296702_DMA_ACLK 93 -#define ZX296702_SEC_HCLK 94 -#define ZX296702_AES_WCLK 95 -#define ZX296702_DES_WCLK 96 -#define ZX296702_IRAM_ACLK 97 -#define ZX296702_IROM_ACLK 98 -#define ZX296702_BOOT_CTRL_HCLK 99 -#define ZX296702_EFUSE_CLK_30 100 -#define ZX296702_VOU_MAIN_CHANNEL_DIV 101 -#define ZX296702_VOU_AUX_CHANNEL_DIV 102 -#define ZX296702_VOU_TV_ENC_HD_DIV 103 -#define ZX296702_VOU_TV_ENC_SD_DIV 104 -#define ZX296702_VL0_MUX 105 -#define ZX296702_VL1_MUX 106 -#define ZX296702_VL2_MUX 107 -#define ZX296702_GL0_MUX 108 -#define ZX296702_GL1_MUX 109 -#define ZX296702_GL2_MUX 110 -#define ZX296702_WB_MUX 111 -#define ZX296702_HDMI_MUX 112 -#define ZX296702_VOU_TV_ENC_HD_MUX 113 -#define ZX296702_VOU_TV_ENC_SD_MUX 114 -#define ZX296702_VL0_CLK 115 -#define ZX296702_VL1_CLK 116 -#define ZX296702_VL2_CLK 117 -#define ZX296702_GL0_CLK 118 -#define ZX296702_GL1_CLK 119 -#define ZX296702_GL2_CLK 120 -#define ZX296702_WB_CLK 121 -#define ZX296702_CL_CLK 122 -#define ZX296702_MAIN_MIX_CLK 123 -#define ZX296702_AUX_MIX_CLK 124 -#define ZX296702_HDMI_CLK 125 -#define ZX296702_VOU_TV_ENC_HD_DAC_CLK 126 -#define ZX296702_VOU_TV_ENC_SD_DAC_CLK 127 -#define ZX296702_A9_PERIPHCLK 128 -#define ZX296702_TOPCLK_END 129 - -#define ZX296702_SDMMC1_WCLK_MUX 0 -#define ZX296702_SDMMC1_WCLK_DIV 1 -#define ZX296702_SDMMC1_WCLK 2 -#define ZX296702_SDMMC1_PCLK 3 -#define ZX296702_SPDIF0_WCLK_MUX 4 -#define ZX296702_SPDIF0_WCLK 5 -#define ZX296702_SPDIF0_PCLK 6 -#define ZX296702_SPDIF0_DIV 7 -#define ZX296702_I2S0_WCLK_MUX 8 -#define ZX296702_I2S0_WCLK 9 -#define ZX296702_I2S0_PCLK 10 -#define ZX296702_I2S0_DIV 11 -#define ZX296702_I2S1_WCLK_MUX 12 -#define ZX296702_I2S1_WCLK 13 -#define ZX296702_I2S1_PCLK 14 -#define ZX296702_I2S1_DIV 15 -#define ZX296702_I2S2_WCLK_MUX 16 -#define ZX296702_I2S2_WCLK 17 -#define ZX296702_I2S2_PCLK 18 -#define ZX296702_I2S2_DIV 19 -#define ZX296702_GPIO_CLK 20 -#define ZX296702_LSP0CLK_END 21 - -#define ZX296702_UART0_WCLK_MUX 0 -#define ZX296702_UART0_WCLK 1 -#define ZX296702_UART0_PCLK 2 -#define ZX296702_UART1_WCLK_MUX 3 -#define ZX296702_UART1_WCLK 4 -#define ZX296702_UART1_PCLK 5 -#define ZX296702_SDMMC0_WCLK_MUX 6 -#define ZX296702_SDMMC0_WCLK_DIV 7 -#define ZX296702_SDMMC0_WCLK 8 -#define ZX296702_SDMMC0_PCLK 9 -#define ZX296702_SPDIF1_WCLK_MUX 10 -#define ZX296702_SPDIF1_WCLK 11 -#define ZX296702_SPDIF1_PCLK 12 -#define ZX296702_SPDIF1_DIV 13 -#define ZX296702_LSP1CLK_END 14 - -#endif /* __DT_BINDINGS_CLOCK_ZX296702_H */ -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 20+ messages in thread
* Re: [PATCH 2/4] clk: remove zte zx driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-02-09 7:43 ` Stephen Boyd -1 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Arnd Bergmann, Jun Nie, Shawn Guo Quoting Arnd Bergmann (2021-01-20 05:10:24) > From: Arnd Bergmann <arnd@arndb.de> > > The zte zx platform is getting removed, so this driver is no > longer needed. > > Cc: Jun Nie <jun.nie@linaro.org> > Cc: Shawn Guo <shawnguo@kernel.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 2/4] clk: remove zte zx driver @ 2021-02-09 7:43 ` Stephen Boyd 0 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Jun Nie, Shawn Guo, Arnd Bergmann Quoting Arnd Bergmann (2021-01-20 05:10:24) > From: Arnd Bergmann <arnd@arndb.de> > > The zte zx platform is getting removed, so this driver is no > longer needed. > > Cc: Jun Nie <jun.nie@linaro.org> > Cc: Shawn Guo <shawnguo@kernel.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
* [PATCH 4/4] clk: remove u300 driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-01-20 13:10 ` Arnd Bergmann -1 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Arnd Bergmann, Linus Walleij From: Arnd Bergmann <arnd@arndb.de> The ST-Ericsson U300 platform is getting removed, so this driver is no longer needed. Cc: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- .../bindings/clock/ste-u300-syscon-clock.txt | 80 -- drivers/clk/Makefile | 1 - drivers/clk/clk-u300.c | 1199 ----------------- include/linux/platform_data/clk-u300.h | 1 - 4 files changed, 1281 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt delete mode 100644 drivers/clk/clk-u300.c delete mode 100644 include/linux/platform_data/clk-u300.h diff --git a/Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt b/Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt deleted file mode 100644 index 7cafcb98ead7..000000000000 --- a/Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt +++ /dev/null @@ -1,80 +0,0 @@ -Clock bindings for ST-Ericsson U300 System Controller Clocks - -Bindings for the gated system controller clocks: - -Required properties: -- compatible: must be "stericsson,u300-syscon-clk" -- #clock-cells: must be <0> -- clock-type: specifies the type of clock: - 0 = slow clock - 1 = fast clock - 2 = rest/remaining clock -- clock-id: specifies the clock in the type range - -Optional properties: -- clocks: parent clock(s) - -The available clocks per type are as follows: - -Type: ID: Clock: -------------------- -0 0 Slow peripheral bridge clock -0 1 UART0 clock -0 4 GPIO clock -0 6 RTC clock -0 7 Application timer clock -0 8 Access timer clock - -1 0 Fast peripheral bridge clock -1 1 I2C bus 0 clock -1 2 I2C bus 1 clock -1 5 MMC interface peripheral (silicon) clock -1 6 SPI clock - -2 3 CPU clock -2 4 DMA controller clock -2 5 External Memory Interface (EMIF) clock -2 6 NAND flask interface clock -2 8 XGAM graphics engine clock -2 9 Shared External Memory Interface (SEMI) clock -2 10 AHB Subsystem Bridge clock -2 12 Interrupt controller clock - -Example: - -gpio_clk: gpio_clk@13M { - #clock-cells = <0>; - compatible = "stericsson,u300-syscon-clk"; - clock-type = <0>; /* Slow */ - clock-id = <4>; - clocks = <&slow_clk>; -}; - -gpio: gpio@c0016000 { - compatible = "stericsson,gpio-coh901"; - (...) - clocks = <&gpio_clk>; -}; - - -Bindings for the MMC/SD card clock: - -Required properties: -- compatible: must be "stericsson,u300-syscon-mclk" -- #clock-cells: must be <0> - -Optional properties: -- clocks: parent clock(s) - -mmc_mclk: mmc_mclk { - #clock-cells = <0>; - compatible = "stericsson,u300-syscon-mclk"; - clocks = <&mmc_pclk>; -}; - -mmcsd: mmcsd@c0001000 { - compatible = "arm,pl18x", "arm,primecell"; - clocks = <&mmc_pclk>, <&mmc_mclk>; - clock-names = "apb_pclk", "mclk"; - (...) -}; diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index 2df2d3080faf..f8d41e430b5c 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -64,7 +64,6 @@ obj-$(CONFIG_COMMON_CLK_STM32F) += clk-stm32f4.o obj-$(CONFIG_COMMON_CLK_STM32H7) += clk-stm32h7.o obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o -obj-$(CONFIG_ARCH_U300) += clk-u300.o obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o obj-$(CONFIG_COMMON_CLK_VC5) += clk-versaclock5.o obj-$(CONFIG_COMMON_CLK_WM831X) += clk-wm831x.o diff --git a/drivers/clk/clk-u300.c b/drivers/clk/clk-u300.c deleted file mode 100644 index e228c07c4c6e..000000000000 --- a/drivers/clk/clk-u300.c +++ /dev/null @@ -1,1199 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * U300 clock implementation - * Copyright (C) 2007-2012 ST-Ericsson AB - * Author: Linus Walleij <linus.walleij@stericsson.com> - * Author: Jonas Aaberg <jonas.aberg@stericsson.com> - */ -#include <linux/clkdev.h> -#include <linux/slab.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/clk-provider.h> -#include <linux/spinlock.h> -#include <linux/of.h> -#include <linux/platform_data/clk-u300.h> - -/* APP side SYSCON registers */ -/* CLK Control Register 16bit (R/W) */ -#define U300_SYSCON_CCR (0x0000) -#define U300_SYSCON_CCR_I2S1_USE_VCXO (0x0040) -#define U300_SYSCON_CCR_I2S0_USE_VCXO (0x0020) -#define U300_SYSCON_CCR_TURN_VCXO_ON (0x0008) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK (0x0007) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER (0x04) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW (0x03) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE (0x02) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH (0x01) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST (0x00) -/* CLK Status Register 16bit (R/W) */ -#define U300_SYSCON_CSR (0x0004) -#define U300_SYSCON_CSR_PLL208_LOCK_IND (0x0002) -#define U300_SYSCON_CSR_PLL13_LOCK_IND (0x0001) -/* Reset lines for SLOW devices 16bit (R/W) */ -#define U300_SYSCON_RSR (0x0014) -#define U300_SYSCON_RSR_PPM_RESET_EN (0x0200) -#define U300_SYSCON_RSR_ACC_TMR_RESET_EN (0x0100) -#define U300_SYSCON_RSR_APP_TMR_RESET_EN (0x0080) -#define U300_SYSCON_RSR_RTC_RESET_EN (0x0040) -#define U300_SYSCON_RSR_KEYPAD_RESET_EN (0x0020) -#define U300_SYSCON_RSR_GPIO_RESET_EN (0x0010) -#define U300_SYSCON_RSR_EH_RESET_EN (0x0008) -#define U300_SYSCON_RSR_BTR_RESET_EN (0x0004) -#define U300_SYSCON_RSR_UART_RESET_EN (0x0002) -#define U300_SYSCON_RSR_SLOW_BRIDGE_RESET_EN (0x0001) -/* Reset lines for FAST devices 16bit (R/W) */ -#define U300_SYSCON_RFR (0x0018) -#define U300_SYSCON_RFR_UART1_RESET_ENABLE (0x0080) -#define U300_SYSCON_RFR_SPI_RESET_ENABLE (0x0040) -#define U300_SYSCON_RFR_MMC_RESET_ENABLE (0x0020) -#define U300_SYSCON_RFR_PCM_I2S1_RESET_ENABLE (0x0010) -#define U300_SYSCON_RFR_PCM_I2S0_RESET_ENABLE (0x0008) -#define U300_SYSCON_RFR_I2C1_RESET_ENABLE (0x0004) -#define U300_SYSCON_RFR_I2C0_RESET_ENABLE (0x0002) -#define U300_SYSCON_RFR_FAST_BRIDGE_RESET_ENABLE (0x0001) -/* Reset lines for the rest of the peripherals 16bit (R/W) */ -#define U300_SYSCON_RRR (0x001c) -#define U300_SYSCON_RRR_CDS_RESET_EN (0x4000) -#define U300_SYSCON_RRR_ISP_RESET_EN (0x2000) -#define U300_SYSCON_RRR_INTCON_RESET_EN (0x1000) -#define U300_SYSCON_RRR_MSPRO_RESET_EN (0x0800) -#define U300_SYSCON_RRR_XGAM_RESET_EN (0x0100) -#define U300_SYSCON_RRR_XGAM_VC_SYNC_RESET_EN (0x0080) -#define U300_SYSCON_RRR_NANDIF_RESET_EN (0x0040) -#define U300_SYSCON_RRR_EMIF_RESET_EN (0x0020) -#define U300_SYSCON_RRR_DMAC_RESET_EN (0x0010) -#define U300_SYSCON_RRR_CPU_RESET_EN (0x0008) -#define U300_SYSCON_RRR_APEX_RESET_EN (0x0004) -#define U300_SYSCON_RRR_AHB_RESET_EN (0x0002) -#define U300_SYSCON_RRR_AAIF_RESET_EN (0x0001) -/* Clock enable for SLOW peripherals 16bit (R/W) */ -#define U300_SYSCON_CESR (0x0020) -#define U300_SYSCON_CESR_PPM_CLK_EN (0x0200) -#define U300_SYSCON_CESR_ACC_TMR_CLK_EN (0x0100) -#define U300_SYSCON_CESR_APP_TMR_CLK_EN (0x0080) -#define U300_SYSCON_CESR_KEYPAD_CLK_EN (0x0040) -#define U300_SYSCON_CESR_GPIO_CLK_EN (0x0010) -#define U300_SYSCON_CESR_EH_CLK_EN (0x0008) -#define U300_SYSCON_CESR_BTR_CLK_EN (0x0004) -#define U300_SYSCON_CESR_UART_CLK_EN (0x0002) -#define U300_SYSCON_CESR_SLOW_BRIDGE_CLK_EN (0x0001) -/* Clock enable for FAST peripherals 16bit (R/W) */ -#define U300_SYSCON_CEFR (0x0024) -#define U300_SYSCON_CEFR_UART1_CLK_EN (0x0200) -#define U300_SYSCON_CEFR_I2S1_CORE_CLK_EN (0x0100) -#define U300_SYSCON_CEFR_I2S0_CORE_CLK_EN (0x0080) -#define U300_SYSCON_CEFR_SPI_CLK_EN (0x0040) -#define U300_SYSCON_CEFR_MMC_CLK_EN (0x0020) -#define U300_SYSCON_CEFR_I2S1_CLK_EN (0x0010) -#define U300_SYSCON_CEFR_I2S0_CLK_EN (0x0008) -#define U300_SYSCON_CEFR_I2C1_CLK_EN (0x0004) -#define U300_SYSCON_CEFR_I2C0_CLK_EN (0x0002) -#define U300_SYSCON_CEFR_FAST_BRIDGE_CLK_EN (0x0001) -/* Clock enable for the rest of the peripherals 16bit (R/W) */ -#define U300_SYSCON_CERR (0x0028) -#define U300_SYSCON_CERR_CDS_CLK_EN (0x2000) -#define U300_SYSCON_CERR_ISP_CLK_EN (0x1000) -#define U300_SYSCON_CERR_MSPRO_CLK_EN (0x0800) -#define U300_SYSCON_CERR_AHB_SUBSYS_BRIDGE_CLK_EN (0x0400) -#define U300_SYSCON_CERR_SEMI_CLK_EN (0x0200) -#define U300_SYSCON_CERR_XGAM_CLK_EN (0x0100) -#define U300_SYSCON_CERR_VIDEO_ENC_CLK_EN (0x0080) -#define U300_SYSCON_CERR_NANDIF_CLK_EN (0x0040) -#define U300_SYSCON_CERR_EMIF_CLK_EN (0x0020) -#define U300_SYSCON_CERR_DMAC_CLK_EN (0x0010) -#define U300_SYSCON_CERR_CPU_CLK_EN (0x0008) -#define U300_SYSCON_CERR_APEX_CLK_EN (0x0004) -#define U300_SYSCON_CERR_AHB_CLK_EN (0x0002) -#define U300_SYSCON_CERR_AAIF_CLK_EN (0x0001) -/* Single block clock enable 16bit (-/W) */ -#define U300_SYSCON_SBCER (0x002c) -#define U300_SYSCON_SBCER_PPM_CLK_EN (0x0009) -#define U300_SYSCON_SBCER_ACC_TMR_CLK_EN (0x0008) -#define U300_SYSCON_SBCER_APP_TMR_CLK_EN (0x0007) -#define U300_SYSCON_SBCER_KEYPAD_CLK_EN (0x0006) -#define U300_SYSCON_SBCER_GPIO_CLK_EN (0x0004) -#define U300_SYSCON_SBCER_EH_CLK_EN (0x0003) -#define U300_SYSCON_SBCER_BTR_CLK_EN (0x0002) -#define U300_SYSCON_SBCER_UART_CLK_EN (0x0001) -#define U300_SYSCON_SBCER_SLOW_BRIDGE_CLK_EN (0x0000) -#define U300_SYSCON_SBCER_UART1_CLK_EN (0x0019) -#define U300_SYSCON_SBCER_I2S1_CORE_CLK_EN (0x0018) -#define U300_SYSCON_SBCER_I2S0_CORE_CLK_EN (0x0017) -#define U300_SYSCON_SBCER_SPI_CLK_EN (0x0016) -#define U300_SYSCON_SBCER_MMC_CLK_EN (0x0015) -#define U300_SYSCON_SBCER_I2S1_CLK_EN (0x0014) -#define U300_SYSCON_SBCER_I2S0_CLK_EN (0x0013) -#define U300_SYSCON_SBCER_I2C1_CLK_EN (0x0012) -#define U300_SYSCON_SBCER_I2C0_CLK_EN (0x0011) -#define U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN (0x0010) -#define U300_SYSCON_SBCER_CDS_CLK_EN (0x002D) -#define U300_SYSCON_SBCER_ISP_CLK_EN (0x002C) -#define U300_SYSCON_SBCER_MSPRO_CLK_EN (0x002B) -#define U300_SYSCON_SBCER_AHB_SUBSYS_BRIDGE_CLK_EN (0x002A) -#define U300_SYSCON_SBCER_SEMI_CLK_EN (0x0029) -#define U300_SYSCON_SBCER_XGAM_CLK_EN (0x0028) -#define U300_SYSCON_SBCER_VIDEO_ENC_CLK_EN (0x0027) -#define U300_SYSCON_SBCER_NANDIF_CLK_EN (0x0026) -#define U300_SYSCON_SBCER_EMIF_CLK_EN (0x0025) -#define U300_SYSCON_SBCER_DMAC_CLK_EN (0x0024) -#define U300_SYSCON_SBCER_CPU_CLK_EN (0x0023) -#define U300_SYSCON_SBCER_APEX_CLK_EN (0x0022) -#define U300_SYSCON_SBCER_AHB_CLK_EN (0x0021) -#define U300_SYSCON_SBCER_AAIF_CLK_EN (0x0020) -/* Single block clock disable 16bit (-/W) */ -#define U300_SYSCON_SBCDR (0x0030) -/* Same values as above for SBCER */ -/* Clock force SLOW peripherals 16bit (R/W) */ -#define U300_SYSCON_CFSR (0x003c) -#define U300_SYSCON_CFSR_PPM_CLK_FORCE_EN (0x0200) -#define U300_SYSCON_CFSR_ACC_TMR_CLK_FORCE_EN (0x0100) -#define U300_SYSCON_CFSR_APP_TMR_CLK_FORCE_EN (0x0080) -#define U300_SYSCON_CFSR_KEYPAD_CLK_FORCE_EN (0x0020) -#define U300_SYSCON_CFSR_GPIO_CLK_FORCE_EN (0x0010) -#define U300_SYSCON_CFSR_EH_CLK_FORCE_EN (0x0008) -#define U300_SYSCON_CFSR_BTR_CLK_FORCE_EN (0x0004) -#define U300_SYSCON_CFSR_UART_CLK_FORCE_EN (0x0002) -#define U300_SYSCON_CFSR_SLOW_BRIDGE_CLK_FORCE_EN (0x0001) -/* Clock force FAST peripherals 16bit (R/W) */ -#define U300_SYSCON_CFFR (0x40) -/* Values not defined. Define if you want to use them. */ -/* Clock force the rest of the peripherals 16bit (R/W) */ -#define U300_SYSCON_CFRR (0x44) -#define U300_SYSCON_CFRR_CDS_CLK_FORCE_EN (0x2000) -#define U300_SYSCON_CFRR_ISP_CLK_FORCE_EN (0x1000) -#define U300_SYSCON_CFRR_MSPRO_CLK_FORCE_EN (0x0800) -#define U300_SYSCON_CFRR_AHB_SUBSYS_BRIDGE_CLK_FORCE_EN (0x0400) -#define U300_SYSCON_CFRR_SEMI_CLK_FORCE_EN (0x0200) -#define U300_SYSCON_CFRR_XGAM_CLK_FORCE_EN (0x0100) -#define U300_SYSCON_CFRR_VIDEO_ENC_CLK_FORCE_EN (0x0080) -#define U300_SYSCON_CFRR_NANDIF_CLK_FORCE_EN (0x0040) -#define U300_SYSCON_CFRR_EMIF_CLK_FORCE_EN (0x0020) -#define U300_SYSCON_CFRR_DMAC_CLK_FORCE_EN (0x0010) -#define U300_SYSCON_CFRR_CPU_CLK_FORCE_EN (0x0008) -#define U300_SYSCON_CFRR_APEX_CLK_FORCE_EN (0x0004) -#define U300_SYSCON_CFRR_AHB_CLK_FORCE_EN (0x0002) -#define U300_SYSCON_CFRR_AAIF_CLK_FORCE_EN (0x0001) -/* PLL208 Frequency Control 16bit (R/W) */ -#define U300_SYSCON_PFCR (0x48) -#define U300_SYSCON_PFCR_DPLL_MULT_NUM (0x000F) -/* Power Management Control 16bit (R/W) */ -#define U300_SYSCON_PMCR (0x50) -#define U300_SYSCON_PMCR_DCON_ENABLE (0x0002) -#define U300_SYSCON_PMCR_PWR_MGNT_ENABLE (0x0001) -/* Reset Out 16bit (R/W) */ -#define U300_SYSCON_RCR (0x6c) -#define U300_SYSCON_RCR_RESOUT0_RST_N_DISABLE (0x0001) -/* EMIF Slew Rate Control 16bit (R/W) */ -#define U300_SYSCON_SRCLR (0x70) -#define U300_SYSCON_SRCLR_MASK (0x03FF) -#define U300_SYSCON_SRCLR_VALUE (0x03FF) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_5_B (0x0200) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_5_A (0x0100) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_4_B (0x0080) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_4_A (0x0040) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_3_B (0x0020) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_3_A (0x0010) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_2_B (0x0008) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_2_A (0x0004) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_1_B (0x0002) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_1_A (0x0001) -/* EMIF Clock Control Register 16bit (R/W) */ -#define U300_SYSCON_ECCR (0x0078) -#define U300_SYSCON_ECCR_MASK (0x000F) -#define U300_SYSCON_ECCR_EMIF_1_STATIC_CLK_EN_N_DISABLE (0x0008) -#define U300_SYSCON_ECCR_EMIF_1_RET_OUT_CLK_EN_N_DISABLE (0x0004) -#define U300_SYSCON_ECCR_EMIF_MEMCLK_RET_EN_N_DISABLE (0x0002) -#define U300_SYSCON_ECCR_EMIF_SDRCLK_RET_EN_N_DISABLE (0x0001) -/* MMC/MSPRO frequency divider register 0 16bit (R/W) */ -#define U300_SYSCON_MMF0R (0x90) -#define U300_SYSCON_MMF0R_MASK (0x00FF) -#define U300_SYSCON_MMF0R_FREQ_0_HIGH_MASK (0x00F0) -#define U300_SYSCON_MMF0R_FREQ_0_LOW_MASK (0x000F) -/* MMC/MSPRO frequency divider register 1 16bit (R/W) */ -#define U300_SYSCON_MMF1R (0x94) -#define U300_SYSCON_MMF1R_MASK (0x00FF) -#define U300_SYSCON_MMF1R_FREQ_1_HIGH_MASK (0x00F0) -#define U300_SYSCON_MMF1R_FREQ_1_LOW_MASK (0x000F) -/* Clock control for the MMC and MSPRO blocks 16bit (R/W) */ -#define U300_SYSCON_MMCR (0x9C) -#define U300_SYSCON_MMCR_MASK (0x0003) -#define U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE (0x0002) -#define U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE (0x0001) -/* SYS_0_CLK_CONTROL first clock control 16bit (R/W) */ -#define U300_SYSCON_S0CCR (0x120) -#define U300_SYSCON_S0CCR_FIELD_MASK (0x43FF) -#define U300_SYSCON_S0CCR_CLOCK_REQ (0x4000) -#define U300_SYSCON_S0CCR_CLOCK_REQ_MONITOR (0x2000) -#define U300_SYSCON_S0CCR_CLOCK_INV (0x0200) -#define U300_SYSCON_S0CCR_CLOCK_FREQ_MASK (0x01E0) -#define U300_SYSCON_S0CCR_CLOCK_SELECT_MASK (0x001E) -#define U300_SYSCON_S0CCR_CLOCK_ENABLE (0x0001) -#define U300_SYSCON_S0CCR_SEL_MCLK (0x8 << 1) -#define U300_SYSCON_S0CCR_SEL_ACC_FSM_CLK (0xA << 1) -#define U300_SYSCON_S0CCR_SEL_PLL60_48_CLK (0xC << 1) -#define U300_SYSCON_S0CCR_SEL_PLL60_60_CLK (0xD << 1) -#define U300_SYSCON_S0CCR_SEL_ACC_PLL208_CLK (0xE << 1) -#define U300_SYSCON_S0CCR_SEL_APP_PLL13_CLK (0x0 << 1) -#define U300_SYSCON_S0CCR_SEL_APP_FSM_CLK (0x2 << 1) -#define U300_SYSCON_S0CCR_SEL_RTC_CLK (0x4 << 1) -#define U300_SYSCON_S0CCR_SEL_APP_PLL208_CLK (0x6 << 1) -/* SYS_1_CLK_CONTROL second clock control 16 bit (R/W) */ -#define U300_SYSCON_S1CCR (0x124) -#define U300_SYSCON_S1CCR_FIELD_MASK (0x43FF) -#define U300_SYSCON_S1CCR_CLOCK_REQ (0x4000) -#define U300_SYSCON_S1CCR_CLOCK_REQ_MONITOR (0x2000) -#define U300_SYSCON_S1CCR_CLOCK_INV (0x0200) -#define U300_SYSCON_S1CCR_CLOCK_FREQ_MASK (0x01E0) -#define U300_SYSCON_S1CCR_CLOCK_SELECT_MASK (0x001E) -#define U300_SYSCON_S1CCR_CLOCK_ENABLE (0x0001) -#define U300_SYSCON_S1CCR_SEL_MCLK (0x8 << 1) -#define U300_SYSCON_S1CCR_SEL_ACC_FSM_CLK (0xA << 1) -#define U300_SYSCON_S1CCR_SEL_PLL60_48_CLK (0xC << 1) -#define U300_SYSCON_S1CCR_SEL_PLL60_60_CLK (0xD << 1) -#define U300_SYSCON_S1CCR_SEL_ACC_PLL208_CLK (0xE << 1) -#define U300_SYSCON_S1CCR_SEL_ACC_PLL13_CLK (0x0 << 1) -#define U300_SYSCON_S1CCR_SEL_APP_FSM_CLK (0x2 << 1) -#define U300_SYSCON_S1CCR_SEL_RTC_CLK (0x4 << 1) -#define U300_SYSCON_S1CCR_SEL_APP_PLL208_CLK (0x6 << 1) -/* SYS_2_CLK_CONTROL third clock control 16 bit (R/W) */ -#define U300_SYSCON_S2CCR (0x128) -#define U300_SYSCON_S2CCR_FIELD_MASK (0xC3FF) -#define U300_SYSCON_S2CCR_CLK_STEAL (0x8000) -#define U300_SYSCON_S2CCR_CLOCK_REQ (0x4000) -#define U300_SYSCON_S2CCR_CLOCK_REQ_MONITOR (0x2000) -#define U300_SYSCON_S2CCR_CLOCK_INV (0x0200) -#define U300_SYSCON_S2CCR_CLOCK_FREQ_MASK (0x01E0) -#define U300_SYSCON_S2CCR_CLOCK_SELECT_MASK (0x001E) -#define U300_SYSCON_S2CCR_CLOCK_ENABLE (0x0001) -#define U300_SYSCON_S2CCR_SEL_MCLK (0x8 << 1) -#define U300_SYSCON_S2CCR_SEL_ACC_FSM_CLK (0xA << 1) -#define U300_SYSCON_S2CCR_SEL_PLL60_48_CLK (0xC << 1) -#define U300_SYSCON_S2CCR_SEL_PLL60_60_CLK (0xD << 1) -#define U300_SYSCON_S2CCR_SEL_ACC_PLL208_CLK (0xE << 1) -#define U300_SYSCON_S2CCR_SEL_ACC_PLL13_CLK (0x0 << 1) -#define U300_SYSCON_S2CCR_SEL_APP_FSM_CLK (0x2 << 1) -#define U300_SYSCON_S2CCR_SEL_RTC_CLK (0x4 << 1) -#define U300_SYSCON_S2CCR_SEL_APP_PLL208_CLK (0x6 << 1) -/* SC_PLL_IRQ_CONTROL 16bit (R/W) */ -#define U300_SYSCON_PICR (0x0130) -#define U300_SYSCON_PICR_MASK (0x00FF) -#define U300_SYSCON_PICR_FORCE_PLL208_LOCK_LOW_ENABLE (0x0080) -#define U300_SYSCON_PICR_FORCE_PLL208_LOCK_HIGH_ENABLE (0x0040) -#define U300_SYSCON_PICR_FORCE_PLL13_LOCK_LOW_ENABLE (0x0020) -#define U300_SYSCON_PICR_FORCE_PLL13_LOCK_HIGH_ENABLE (0x0010) -#define U300_SYSCON_PICR_IRQMASK_PLL13_UNLOCK_ENABLE (0x0008) -#define U300_SYSCON_PICR_IRQMASK_PLL13_LOCK_ENABLE (0x0004) -#define U300_SYSCON_PICR_IRQMASK_PLL208_UNLOCK_ENABLE (0x0002) -#define U300_SYSCON_PICR_IRQMASK_PLL208_LOCK_ENABLE (0x0001) -/* SC_PLL_IRQ_STATUS 16 bit (R/-) */ -#define U300_SYSCON_PISR (0x0134) -#define U300_SYSCON_PISR_MASK (0x000F) -#define U300_SYSCON_PISR_PLL13_UNLOCK_IND (0x0008) -#define U300_SYSCON_PISR_PLL13_LOCK_IND (0x0004) -#define U300_SYSCON_PISR_PLL208_UNLOCK_IND (0x0002) -#define U300_SYSCON_PISR_PLL208_LOCK_IND (0x0001) -/* SC_PLL_IRQ_CLEAR 16 bit (-/W) */ -#define U300_SYSCON_PICLR (0x0138) -#define U300_SYSCON_PICLR_MASK (0x000F) -#define U300_SYSCON_PICLR_RWMASK (0x0000) -#define U300_SYSCON_PICLR_PLL13_UNLOCK_SC (0x0008) -#define U300_SYSCON_PICLR_PLL13_LOCK_SC (0x0004) -#define U300_SYSCON_PICLR_PLL208_UNLOCK_SC (0x0002) -#define U300_SYSCON_PICLR_PLL208_LOCK_SC (0x0001) -/* Clock activity observability register 0 */ -#define U300_SYSCON_C0OAR (0x140) -#define U300_SYSCON_C0OAR_MASK (0xFFFF) -#define U300_SYSCON_C0OAR_VALUE (0xFFFF) -#define U300_SYSCON_C0OAR_BT_H_CLK (0x8000) -#define U300_SYSCON_C0OAR_ASPB_P_CLK (0x4000) -#define U300_SYSCON_C0OAR_APP_SEMI_H_CLK (0x2000) -#define U300_SYSCON_C0OAR_APP_SEMI_CLK (0x1000) -#define U300_SYSCON_C0OAR_APP_MMC_MSPRO_CLK (0x0800) -#define U300_SYSCON_C0OAR_APP_I2S1_CLK (0x0400) -#define U300_SYSCON_C0OAR_APP_I2S0_CLK (0x0200) -#define U300_SYSCON_C0OAR_APP_CPU_CLK (0x0100) -#define U300_SYSCON_C0OAR_APP_52_CLK (0x0080) -#define U300_SYSCON_C0OAR_APP_208_CLK (0x0040) -#define U300_SYSCON_C0OAR_APP_104_CLK (0x0020) -#define U300_SYSCON_C0OAR_APEX_CLK (0x0010) -#define U300_SYSCON_C0OAR_AHPB_M_H_CLK (0x0008) -#define U300_SYSCON_C0OAR_AHB_CLK (0x0004) -#define U300_SYSCON_C0OAR_AFPB_P_CLK (0x0002) -#define U300_SYSCON_C0OAR_AAIF_CLK (0x0001) -/* Clock activity observability register 1 */ -#define U300_SYSCON_C1OAR (0x144) -#define U300_SYSCON_C1OAR_MASK (0x3FFE) -#define U300_SYSCON_C1OAR_VALUE (0x3FFE) -#define U300_SYSCON_C1OAR_NFIF_F_CLK (0x2000) -#define U300_SYSCON_C1OAR_MSPRO_CLK (0x1000) -#define U300_SYSCON_C1OAR_MMC_P_CLK (0x0800) -#define U300_SYSCON_C1OAR_MMC_CLK (0x0400) -#define U300_SYSCON_C1OAR_KP_P_CLK (0x0200) -#define U300_SYSCON_C1OAR_I2C1_P_CLK (0x0100) -#define U300_SYSCON_C1OAR_I2C0_P_CLK (0x0080) -#define U300_SYSCON_C1OAR_GPIO_CLK (0x0040) -#define U300_SYSCON_C1OAR_EMIF_MPMC_CLK (0x0020) -#define U300_SYSCON_C1OAR_EMIF_H_CLK (0x0010) -#define U300_SYSCON_C1OAR_EVHIST_CLK (0x0008) -#define U300_SYSCON_C1OAR_PPM_CLK (0x0004) -#define U300_SYSCON_C1OAR_DMA_CLK (0x0002) -/* Clock activity observability register 2 */ -#define U300_SYSCON_C2OAR (0x148) -#define U300_SYSCON_C2OAR_MASK (0x0FFF) -#define U300_SYSCON_C2OAR_VALUE (0x0FFF) -#define U300_SYSCON_C2OAR_XGAM_CDI_CLK (0x0800) -#define U300_SYSCON_C2OAR_XGAM_CLK (0x0400) -#define U300_SYSCON_C2OAR_VC_H_CLK (0x0200) -#define U300_SYSCON_C2OAR_VC_CLK (0x0100) -#define U300_SYSCON_C2OAR_UA_P_CLK (0x0080) -#define U300_SYSCON_C2OAR_TMR1_CLK (0x0040) -#define U300_SYSCON_C2OAR_TMR0_CLK (0x0020) -#define U300_SYSCON_C2OAR_SPI_P_CLK (0x0010) -#define U300_SYSCON_C2OAR_PCM_I2S1_CORE_CLK (0x0008) -#define U300_SYSCON_C2OAR_PCM_I2S1_CLK (0x0004) -#define U300_SYSCON_C2OAR_PCM_I2S0_CORE_CLK (0x0002) -#define U300_SYSCON_C2OAR_PCM_I2S0_CLK (0x0001) - - -/* - * The clocking hierarchy currently looks like this. - * NOTE: the idea is NOT to show how the clocks are routed on the chip! - * The ideas is to show dependencies, so a clock higher up in the - * hierarchy has to be on in order for another clock to be on. Now, - * both CPU and DMA can actually be on top of the hierarchy, and that - * is not modeled currently. Instead we have the backbone AMBA bus on - * top. This bus cannot be programmed in any way but conceptually it - * needs to be active for the bridges and devices to transport data. - * - * Please be aware that a few clocks are hw controlled, which mean that - * the hw itself can turn on/off or change the rate of the clock when - * needed! - * - * AMBA bus - * | - * +- CPU - * +- FSMC NANDIF NAND Flash interface - * +- SEMI Shared Memory interface - * +- ISP Image Signal Processor (U335 only) - * +- CDS (U335 only) - * +- DMA Direct Memory Access Controller - * +- AAIF APP/ACC Interface (Mobile Scalable Link, MSL) - * +- APEX - * +- VIDEO_ENC AVE2/3 Video Encoder - * +- XGAM Graphics Accelerator Controller - * +- AHB - * | - * +- ahb:0 AHB Bridge - * | | - * | +- ahb:1 INTCON Interrupt controller - * | +- ahb:3 MSPRO Memory Stick Pro controller - * | +- ahb:4 EMIF External Memory interface - * | - * +- fast:0 FAST bridge - * | | - * | +- fast:1 MMCSD MMC/SD card reader controller - * | +- fast:2 I2S0 PCM I2S channel 0 controller - * | +- fast:3 I2S1 PCM I2S channel 1 controller - * | +- fast:4 I2C0 I2C channel 0 controller - * | +- fast:5 I2C1 I2C channel 1 controller - * | +- fast:6 SPI SPI controller - * | +- fast:7 UART1 Secondary UART (U335 only) - * | - * +- slow:0 SLOW bridge - * | - * +- slow:1 SYSCON (not possible to control) - * +- slow:2 WDOG Watchdog - * +- slow:3 UART0 primary UART - * +- slow:4 TIMER_APP Application timer - used in Linux - * +- slow:5 KEYPAD controller - * +- slow:6 GPIO controller - * +- slow:7 RTC controller - * +- slow:8 BT Bus Tracer (not used currently) - * +- slow:9 EH Event Handler (not used currently) - * +- slow:a TIMER_ACC Access style timer (not used currently) - * +- slow:b PPM (U335 only, what is that?) - */ - -/* Global syscon virtual base */ -static void __iomem *syscon_vbase; - -/** - * struct clk_syscon - U300 syscon clock - * @hw: corresponding clock hardware entry - * @hw_ctrld: whether this clock is hardware controlled (for refcount etc) - * and does not need any magic pokes to be enabled/disabled - * @reset: state holder, whether this block's reset line is asserted or not - * @res_reg: reset line enable/disable flag register - * @res_bit: bit for resetting or taking this consumer out of reset - * @en_reg: clock line enable/disable flag register - * @en_bit: bit for enabling/disabling this consumer clock line - * @clk_val: magic value to poke in the register to enable/disable - * this one clock - */ -struct clk_syscon { - struct clk_hw hw; - bool hw_ctrld; - bool reset; - void __iomem *res_reg; - u8 res_bit; - void __iomem *en_reg; - u8 en_bit; - u16 clk_val; -}; - -#define to_syscon(_hw) container_of(_hw, struct clk_syscon, hw) - -static DEFINE_SPINLOCK(syscon_resetreg_lock); - -/* - * Reset control functions. We remember if a block has been - * taken out of reset and don't remove the reset assertion again - * and vice versa. Currently we only remove resets so the - * enablement function is defined out. - */ -static void syscon_block_reset_enable(struct clk_syscon *sclk) -{ - unsigned long iflags; - u16 val; - - /* Not all blocks support resetting */ - if (!sclk->res_reg) - return; - spin_lock_irqsave(&syscon_resetreg_lock, iflags); - val = readw(sclk->res_reg); - val |= BIT(sclk->res_bit); - writew(val, sclk->res_reg); - spin_unlock_irqrestore(&syscon_resetreg_lock, iflags); - sclk->reset = true; -} - -static void syscon_block_reset_disable(struct clk_syscon *sclk) -{ - unsigned long iflags; - u16 val; - - /* Not all blocks support resetting */ - if (!sclk->res_reg) - return; - spin_lock_irqsave(&syscon_resetreg_lock, iflags); - val = readw(sclk->res_reg); - val &= ~BIT(sclk->res_bit); - writew(val, sclk->res_reg); - spin_unlock_irqrestore(&syscon_resetreg_lock, iflags); - sclk->reset = false; -} - -static int syscon_clk_prepare(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* If the block is in reset, bring it out */ - if (sclk->reset) - syscon_block_reset_disable(sclk); - return 0; -} - -static void syscon_clk_unprepare(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* Please don't force the console into reset */ - if (sclk->clk_val == U300_SYSCON_SBCER_UART_CLK_EN) - return; - /* When unpreparing, force block into reset */ - if (!sclk->reset) - syscon_block_reset_enable(sclk); -} - -static int syscon_clk_enable(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* Don't touch the hardware controlled clocks */ - if (sclk->hw_ctrld) - return 0; - /* These cannot be controlled */ - if (sclk->clk_val == 0xFFFFU) - return 0; - - writew(sclk->clk_val, syscon_vbase + U300_SYSCON_SBCER); - return 0; -} - -static void syscon_clk_disable(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* Don't touch the hardware controlled clocks */ - if (sclk->hw_ctrld) - return; - if (sclk->clk_val == 0xFFFFU) - return; - /* Please don't disable the console port */ - if (sclk->clk_val == U300_SYSCON_SBCER_UART_CLK_EN) - return; - - writew(sclk->clk_val, syscon_vbase + U300_SYSCON_SBCDR); -} - -static int syscon_clk_is_enabled(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - u16 val; - - /* If no enable register defined, it's always-on */ - if (!sclk->en_reg) - return 1; - - val = readw(sclk->en_reg); - val &= BIT(sclk->en_bit); - - return val ? 1 : 0; -} - -static u16 syscon_get_perf(void) -{ - u16 val; - - val = readw(syscon_vbase + U300_SYSCON_CCR); - val &= U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK; - return val; -} - -static unsigned long -syscon_clk_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_syscon *sclk = to_syscon(hw); - u16 perf = syscon_get_perf(); - - switch (sclk->clk_val) { - case U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN: - case U300_SYSCON_SBCER_I2C0_CLK_EN: - case U300_SYSCON_SBCER_I2C1_CLK_EN: - case U300_SYSCON_SBCER_MMC_CLK_EN: - case U300_SYSCON_SBCER_SPI_CLK_EN: - /* The FAST clocks have one progression */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 13000000; - default: - return parent_rate; /* 26 MHz */ - } - case U300_SYSCON_SBCER_DMAC_CLK_EN: - case U300_SYSCON_SBCER_NANDIF_CLK_EN: - case U300_SYSCON_SBCER_XGAM_CLK_EN: - /* AMBA interconnect peripherals */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 6500000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - return 26000000; - default: - return parent_rate; /* 52 MHz */ - } - case U300_SYSCON_SBCER_SEMI_CLK_EN: - case U300_SYSCON_SBCER_EMIF_CLK_EN: - /* EMIF speeds */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 13000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - return 52000000; - default: - return 104000000; - } - case U300_SYSCON_SBCER_CPU_CLK_EN: - /* And the fast CPU clock */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 13000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - return 52000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH: - return 104000000; - default: - return parent_rate; /* 208 MHz */ - } - default: - /* - * The SLOW clocks and default just inherit the rate of - * their parent (typically PLL13 13 MHz). - */ - return parent_rate; - } -} - -static long -syscon_clk_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - struct clk_syscon *sclk = to_syscon(hw); - - if (sclk->clk_val != U300_SYSCON_SBCER_CPU_CLK_EN) - return *prate; - /* We really only support setting the rate of the CPU clock */ - if (rate <= 13000000) - return 13000000; - if (rate <= 52000000) - return 52000000; - if (rate <= 104000000) - return 104000000; - return 208000000; -} - -static int syscon_clk_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_syscon *sclk = to_syscon(hw); - u16 val; - - /* We only support setting the rate of the CPU clock */ - if (sclk->clk_val != U300_SYSCON_SBCER_CPU_CLK_EN) - return -EINVAL; - switch (rate) { - case 13000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER; - break; - case 52000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE; - break; - case 104000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH; - break; - case 208000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST; - break; - default: - return -EINVAL; - } - val |= readw(syscon_vbase + U300_SYSCON_CCR) & - ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK ; - writew(val, syscon_vbase + U300_SYSCON_CCR); - return 0; -} - -static const struct clk_ops syscon_clk_ops = { - .prepare = syscon_clk_prepare, - .unprepare = syscon_clk_unprepare, - .enable = syscon_clk_enable, - .disable = syscon_clk_disable, - .is_enabled = syscon_clk_is_enabled, - .recalc_rate = syscon_clk_recalc_rate, - .round_rate = syscon_clk_round_rate, - .set_rate = syscon_clk_set_rate, -}; - -static struct clk_hw * __init -syscon_clk_register(struct device *dev, const char *name, - const char *parent_name, unsigned long flags, - bool hw_ctrld, - void __iomem *res_reg, u8 res_bit, - void __iomem *en_reg, u8 en_bit, - u16 clk_val) -{ - struct clk_hw *hw; - struct clk_syscon *sclk; - struct clk_init_data init; - int ret; - - sclk = kzalloc(sizeof(*sclk), GFP_KERNEL); - if (!sclk) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &syscon_clk_ops; - init.flags = flags; - init.parent_names = (parent_name ? &parent_name : NULL); - init.num_parents = (parent_name ? 1 : 0); - sclk->hw.init = &init; - sclk->hw_ctrld = hw_ctrld; - /* Assume the block is in reset at registration */ - sclk->reset = true; - sclk->res_reg = res_reg; - sclk->res_bit = res_bit; - sclk->en_reg = en_reg; - sclk->en_bit = en_bit; - sclk->clk_val = clk_val; - - hw = &sclk->hw; - ret = clk_hw_register(dev, hw); - if (ret) { - kfree(sclk); - hw = ERR_PTR(ret); - } - - return hw; -} - -#define U300_CLK_TYPE_SLOW 0 -#define U300_CLK_TYPE_FAST 1 -#define U300_CLK_TYPE_REST 2 - -/** - * struct u300_clock - defines the bits and pieces for a certain clock - * @type: the clock type, slow fast or rest - * @id: the bit in the slow/fast/rest register for this clock - * @hw_ctrld: whether the clock is hardware controlled - * @clk_val: a value to poke in the one-write enable/disable registers - */ -struct u300_clock { - u8 type; - u8 id; - bool hw_ctrld; - u16 clk_val; -}; - -static struct u300_clock const u300_clk_lookup[] __initconst = { - { - .type = U300_CLK_TYPE_REST, - .id = 3, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_CPU_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 4, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_DMAC_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 5, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_EMIF_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 6, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_NANDIF_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 8, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_XGAM_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 9, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_SEMI_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 10, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_AHB_SUBSYS_BRIDGE_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 12, - .hw_ctrld = false, - /* INTCON: cannot be enabled, just taken out of reset */ - .clk_val = 0xFFFFU, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 0, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 1, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_I2C0_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 2, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_I2C1_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 5, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_MMC_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 6, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_SPI_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 0, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_SLOW_BRIDGE_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 1, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_UART_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 4, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_GPIO_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 6, - .hw_ctrld = true, - /* No clock enable register bit */ - .clk_val = 0xFFFFU, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 7, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_APP_TMR_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 8, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_ACC_TMR_CLK_EN, - }, -}; - -static void __init of_u300_syscon_clk_init(struct device_node *np) -{ - struct clk_hw *hw = ERR_PTR(-EINVAL); - const char *clk_name = np->name; - const char *parent_name; - void __iomem *res_reg; - void __iomem *en_reg; - u32 clk_type; - u32 clk_id; - int i; - - if (of_property_read_u32(np, "clock-type", &clk_type)) { - pr_err("%s: syscon clock \"%s\" missing clock-type property\n", - __func__, clk_name); - return; - } - if (of_property_read_u32(np, "clock-id", &clk_id)) { - pr_err("%s: syscon clock \"%s\" missing clock-id property\n", - __func__, clk_name); - return; - } - parent_name = of_clk_get_parent_name(np, 0); - - switch (clk_type) { - case U300_CLK_TYPE_SLOW: - res_reg = syscon_vbase + U300_SYSCON_RSR; - en_reg = syscon_vbase + U300_SYSCON_CESR; - break; - case U300_CLK_TYPE_FAST: - res_reg = syscon_vbase + U300_SYSCON_RFR; - en_reg = syscon_vbase + U300_SYSCON_CEFR; - break; - case U300_CLK_TYPE_REST: - res_reg = syscon_vbase + U300_SYSCON_RRR; - en_reg = syscon_vbase + U300_SYSCON_CERR; - break; - default: - pr_err("unknown clock type %x specified\n", clk_type); - return; - } - - for (i = 0; i < ARRAY_SIZE(u300_clk_lookup); i++) { - const struct u300_clock *u3clk = &u300_clk_lookup[i]; - - if (u3clk->type == clk_type && u3clk->id == clk_id) - hw = syscon_clk_register(NULL, clk_name, parent_name, - 0, u3clk->hw_ctrld, - res_reg, u3clk->id, - en_reg, u3clk->id, - u3clk->clk_val); - } - - if (!IS_ERR(hw)) { - of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); - - /* - * Some few system clocks - device tree does not - * represent clocks without a corresponding device node. - * for now we add these three clocks here. - */ - if (clk_type == U300_CLK_TYPE_REST && clk_id == 5) - clk_hw_register_clkdev(hw, NULL, "pl172"); - if (clk_type == U300_CLK_TYPE_REST && clk_id == 9) - clk_hw_register_clkdev(hw, NULL, "semi"); - if (clk_type == U300_CLK_TYPE_REST && clk_id == 12) - clk_hw_register_clkdev(hw, NULL, "intcon"); - } -} - -/** - * struct clk_mclk - U300 MCLK clock (MMC/SD clock) - * @hw: corresponding clock hardware entry - * @is_mspro: if this is the memory stick clock rather than MMC/SD - */ -struct clk_mclk { - struct clk_hw hw; - bool is_mspro; -}; - -#define to_mclk(_hw) container_of(_hw, struct clk_mclk, hw) - -static int mclk_clk_prepare(struct clk_hw *hw) -{ - struct clk_mclk *mclk = to_mclk(hw); - u16 val; - - /* The MMC and MSPRO clocks need some special set-up */ - if (!mclk->is_mspro) { - /* Set default MMC clock divisor to 18.9 MHz */ - writew(0x0054U, syscon_vbase + U300_SYSCON_MMF0R); - val = readw(syscon_vbase + U300_SYSCON_MMCR); - /* Disable the MMC feedback clock */ - val &= ~U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE; - /* Disable MSPRO frequency */ - val &= ~U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE; - writew(val, syscon_vbase + U300_SYSCON_MMCR); - } else { - val = readw(syscon_vbase + U300_SYSCON_MMCR); - /* Disable the MMC feedback clock */ - val &= ~U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE; - /* Enable MSPRO frequency */ - val |= U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE; - writew(val, syscon_vbase + U300_SYSCON_MMCR); - } - - return 0; -} - -static unsigned long -mclk_clk_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - u16 perf = syscon_get_perf(); - - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - /* - * Here, the 208 MHz PLL gets shut down and the always - * on 13 MHz PLL used for RTC etc kicks into use - * instead. - */ - return 13000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST: - { - /* - * This clock is under program control. The register is - * divided in two nybbles, bit 7-4 gives cycles-1 to count - * high, bit 3-0 gives cycles-1 to count low. Distribute - * these with no more than 1 cycle difference between - * low and high and add low and high to get the actual - * divisor. The base PLL is 208 MHz. Writing 0x00 will - * divide by 1 and 1 so the highest frequency possible - * is 104 MHz. - * - * e.g. 0x54 => - * f = 208 / ((5+1) + (4+1)) = 208 / 11 = 18.9 MHz - */ - u16 val = readw(syscon_vbase + U300_SYSCON_MMF0R) & - U300_SYSCON_MMF0R_MASK; - switch (val) { - case 0x0054: - return 18900000; - case 0x0044: - return 20800000; - case 0x0043: - return 23100000; - case 0x0033: - return 26000000; - case 0x0032: - return 29700000; - case 0x0022: - return 34700000; - case 0x0021: - return 41600000; - case 0x0011: - return 52000000; - case 0x0000: - return 104000000; - default: - break; - } - } - default: - break; - } - return parent_rate; -} - -static long -mclk_clk_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - if (rate <= 18900000) - return 18900000; - if (rate <= 20800000) - return 20800000; - if (rate <= 23100000) - return 23100000; - if (rate <= 26000000) - return 26000000; - if (rate <= 29700000) - return 29700000; - if (rate <= 34700000) - return 34700000; - if (rate <= 41600000) - return 41600000; - /* Highest rate */ - return 52000000; -} - -static int mclk_clk_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - u16 val; - u16 reg; - - switch (rate) { - case 18900000: - val = 0x0054; - break; - case 20800000: - val = 0x0044; - break; - case 23100000: - val = 0x0043; - break; - case 26000000: - val = 0x0033; - break; - case 29700000: - val = 0x0032; - break; - case 34700000: - val = 0x0022; - break; - case 41600000: - val = 0x0021; - break; - case 52000000: - val = 0x0011; - break; - case 104000000: - val = 0x0000; - break; - default: - return -EINVAL; - } - - reg = readw(syscon_vbase + U300_SYSCON_MMF0R) & - ~U300_SYSCON_MMF0R_MASK; - writew(reg | val, syscon_vbase + U300_SYSCON_MMF0R); - return 0; -} - -static const struct clk_ops mclk_ops = { - .prepare = mclk_clk_prepare, - .recalc_rate = mclk_clk_recalc_rate, - .round_rate = mclk_clk_round_rate, - .set_rate = mclk_clk_set_rate, -}; - -static struct clk_hw * __init -mclk_clk_register(struct device *dev, const char *name, - const char *parent_name, bool is_mspro) -{ - struct clk_hw *hw; - struct clk_mclk *mclk; - struct clk_init_data init; - int ret; - - mclk = kzalloc(sizeof(*mclk), GFP_KERNEL); - if (!mclk) - return ERR_PTR(-ENOMEM); - - init.name = "mclk"; - init.ops = &mclk_ops; - init.flags = 0; - init.parent_names = (parent_name ? &parent_name : NULL); - init.num_parents = (parent_name ? 1 : 0); - mclk->hw.init = &init; - mclk->is_mspro = is_mspro; - - hw = &mclk->hw; - ret = clk_hw_register(dev, hw); - if (ret) { - kfree(mclk); - hw = ERR_PTR(ret); - } - - return hw; -} - -static void __init of_u300_syscon_mclk_init(struct device_node *np) -{ - struct clk_hw *hw; - const char *clk_name = np->name; - const char *parent_name; - - parent_name = of_clk_get_parent_name(np, 0); - hw = mclk_clk_register(NULL, clk_name, parent_name, false); - if (!IS_ERR(hw)) - of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); -} - -static const struct of_device_id u300_clk_match[] __initconst = { - { - .compatible = "fixed-clock", - .data = of_fixed_clk_setup, - }, - { - .compatible = "fixed-factor-clock", - .data = of_fixed_factor_clk_setup, - }, - { - .compatible = "stericsson,u300-syscon-clk", - .data = of_u300_syscon_clk_init, - }, - { - .compatible = "stericsson,u300-syscon-mclk", - .data = of_u300_syscon_mclk_init, - }, - {} -}; - - -void __init u300_clk_init(void __iomem *base) -{ - u16 val; - - syscon_vbase = base; - - /* Set system to run at PLL208, max performance, a known state. */ - val = readw(syscon_vbase + U300_SYSCON_CCR); - val &= ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK; - writew(val, syscon_vbase + U300_SYSCON_CCR); - /* Wait for the PLL208 to lock if not locked in yet */ - while (!(readw(syscon_vbase + U300_SYSCON_CSR) & - U300_SYSCON_CSR_PLL208_LOCK_IND)); - - /* Power management enable */ - val = readw(syscon_vbase + U300_SYSCON_PMCR); - val |= U300_SYSCON_PMCR_PWR_MGNT_ENABLE; - writew(val, syscon_vbase + U300_SYSCON_PMCR); - - of_clk_init(u300_clk_match); -} diff --git a/include/linux/platform_data/clk-u300.h b/include/linux/platform_data/clk-u300.h deleted file mode 100644 index 8429e73911a1..000000000000 --- a/include/linux/platform_data/clk-u300.h +++ /dev/null @@ -1 +0,0 @@ -void __init u300_clk_init(void __iomem *base); -- 2.29.2 ^ permalink raw reply related [flat|nested] 20+ messages in thread
* [PATCH 4/4] clk: remove u300 driver @ 2021-01-20 13:10 ` Arnd Bergmann 0 siblings, 0 replies; 20+ messages in thread From: Arnd Bergmann @ 2021-01-20 13:10 UTC (permalink / raw) To: linux-arm-kernel, linux-clk, Michael Turquette, Stephen Boyd Cc: Linus Walleij, Arnd Bergmann From: Arnd Bergmann <arnd@arndb.de> The ST-Ericsson U300 platform is getting removed, so this driver is no longer needed. Cc: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- .../bindings/clock/ste-u300-syscon-clock.txt | 80 -- drivers/clk/Makefile | 1 - drivers/clk/clk-u300.c | 1199 ----------------- include/linux/platform_data/clk-u300.h | 1 - 4 files changed, 1281 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt delete mode 100644 drivers/clk/clk-u300.c delete mode 100644 include/linux/platform_data/clk-u300.h diff --git a/Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt b/Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt deleted file mode 100644 index 7cafcb98ead7..000000000000 --- a/Documentation/devicetree/bindings/clock/ste-u300-syscon-clock.txt +++ /dev/null @@ -1,80 +0,0 @@ -Clock bindings for ST-Ericsson U300 System Controller Clocks - -Bindings for the gated system controller clocks: - -Required properties: -- compatible: must be "stericsson,u300-syscon-clk" -- #clock-cells: must be <0> -- clock-type: specifies the type of clock: - 0 = slow clock - 1 = fast clock - 2 = rest/remaining clock -- clock-id: specifies the clock in the type range - -Optional properties: -- clocks: parent clock(s) - -The available clocks per type are as follows: - -Type: ID: Clock: -------------------- -0 0 Slow peripheral bridge clock -0 1 UART0 clock -0 4 GPIO clock -0 6 RTC clock -0 7 Application timer clock -0 8 Access timer clock - -1 0 Fast peripheral bridge clock -1 1 I2C bus 0 clock -1 2 I2C bus 1 clock -1 5 MMC interface peripheral (silicon) clock -1 6 SPI clock - -2 3 CPU clock -2 4 DMA controller clock -2 5 External Memory Interface (EMIF) clock -2 6 NAND flask interface clock -2 8 XGAM graphics engine clock -2 9 Shared External Memory Interface (SEMI) clock -2 10 AHB Subsystem Bridge clock -2 12 Interrupt controller clock - -Example: - -gpio_clk: gpio_clk@13M { - #clock-cells = <0>; - compatible = "stericsson,u300-syscon-clk"; - clock-type = <0>; /* Slow */ - clock-id = <4>; - clocks = <&slow_clk>; -}; - -gpio: gpio@c0016000 { - compatible = "stericsson,gpio-coh901"; - (...) - clocks = <&gpio_clk>; -}; - - -Bindings for the MMC/SD card clock: - -Required properties: -- compatible: must be "stericsson,u300-syscon-mclk" -- #clock-cells: must be <0> - -Optional properties: -- clocks: parent clock(s) - -mmc_mclk: mmc_mclk { - #clock-cells = <0>; - compatible = "stericsson,u300-syscon-mclk"; - clocks = <&mmc_pclk>; -}; - -mmcsd: mmcsd@c0001000 { - compatible = "arm,pl18x", "arm,primecell"; - clocks = <&mmc_pclk>, <&mmc_mclk>; - clock-names = "apb_pclk", "mclk"; - (...) -}; diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index 2df2d3080faf..f8d41e430b5c 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -64,7 +64,6 @@ obj-$(CONFIG_COMMON_CLK_STM32F) += clk-stm32f4.o obj-$(CONFIG_COMMON_CLK_STM32H7) += clk-stm32h7.o obj-$(CONFIG_COMMON_CLK_STM32MP157) += clk-stm32mp1.o obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o -obj-$(CONFIG_ARCH_U300) += clk-u300.o obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o obj-$(CONFIG_COMMON_CLK_VC5) += clk-versaclock5.o obj-$(CONFIG_COMMON_CLK_WM831X) += clk-wm831x.o diff --git a/drivers/clk/clk-u300.c b/drivers/clk/clk-u300.c deleted file mode 100644 index e228c07c4c6e..000000000000 --- a/drivers/clk/clk-u300.c +++ /dev/null @@ -1,1199 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * U300 clock implementation - * Copyright (C) 2007-2012 ST-Ericsson AB - * Author: Linus Walleij <linus.walleij@stericsson.com> - * Author: Jonas Aaberg <jonas.aberg@stericsson.com> - */ -#include <linux/clkdev.h> -#include <linux/slab.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/clk-provider.h> -#include <linux/spinlock.h> -#include <linux/of.h> -#include <linux/platform_data/clk-u300.h> - -/* APP side SYSCON registers */ -/* CLK Control Register 16bit (R/W) */ -#define U300_SYSCON_CCR (0x0000) -#define U300_SYSCON_CCR_I2S1_USE_VCXO (0x0040) -#define U300_SYSCON_CCR_I2S0_USE_VCXO (0x0020) -#define U300_SYSCON_CCR_TURN_VCXO_ON (0x0008) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK (0x0007) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER (0x04) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW (0x03) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE (0x02) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH (0x01) -#define U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST (0x00) -/* CLK Status Register 16bit (R/W) */ -#define U300_SYSCON_CSR (0x0004) -#define U300_SYSCON_CSR_PLL208_LOCK_IND (0x0002) -#define U300_SYSCON_CSR_PLL13_LOCK_IND (0x0001) -/* Reset lines for SLOW devices 16bit (R/W) */ -#define U300_SYSCON_RSR (0x0014) -#define U300_SYSCON_RSR_PPM_RESET_EN (0x0200) -#define U300_SYSCON_RSR_ACC_TMR_RESET_EN (0x0100) -#define U300_SYSCON_RSR_APP_TMR_RESET_EN (0x0080) -#define U300_SYSCON_RSR_RTC_RESET_EN (0x0040) -#define U300_SYSCON_RSR_KEYPAD_RESET_EN (0x0020) -#define U300_SYSCON_RSR_GPIO_RESET_EN (0x0010) -#define U300_SYSCON_RSR_EH_RESET_EN (0x0008) -#define U300_SYSCON_RSR_BTR_RESET_EN (0x0004) -#define U300_SYSCON_RSR_UART_RESET_EN (0x0002) -#define U300_SYSCON_RSR_SLOW_BRIDGE_RESET_EN (0x0001) -/* Reset lines for FAST devices 16bit (R/W) */ -#define U300_SYSCON_RFR (0x0018) -#define U300_SYSCON_RFR_UART1_RESET_ENABLE (0x0080) -#define U300_SYSCON_RFR_SPI_RESET_ENABLE (0x0040) -#define U300_SYSCON_RFR_MMC_RESET_ENABLE (0x0020) -#define U300_SYSCON_RFR_PCM_I2S1_RESET_ENABLE (0x0010) -#define U300_SYSCON_RFR_PCM_I2S0_RESET_ENABLE (0x0008) -#define U300_SYSCON_RFR_I2C1_RESET_ENABLE (0x0004) -#define U300_SYSCON_RFR_I2C0_RESET_ENABLE (0x0002) -#define U300_SYSCON_RFR_FAST_BRIDGE_RESET_ENABLE (0x0001) -/* Reset lines for the rest of the peripherals 16bit (R/W) */ -#define U300_SYSCON_RRR (0x001c) -#define U300_SYSCON_RRR_CDS_RESET_EN (0x4000) -#define U300_SYSCON_RRR_ISP_RESET_EN (0x2000) -#define U300_SYSCON_RRR_INTCON_RESET_EN (0x1000) -#define U300_SYSCON_RRR_MSPRO_RESET_EN (0x0800) -#define U300_SYSCON_RRR_XGAM_RESET_EN (0x0100) -#define U300_SYSCON_RRR_XGAM_VC_SYNC_RESET_EN (0x0080) -#define U300_SYSCON_RRR_NANDIF_RESET_EN (0x0040) -#define U300_SYSCON_RRR_EMIF_RESET_EN (0x0020) -#define U300_SYSCON_RRR_DMAC_RESET_EN (0x0010) -#define U300_SYSCON_RRR_CPU_RESET_EN (0x0008) -#define U300_SYSCON_RRR_APEX_RESET_EN (0x0004) -#define U300_SYSCON_RRR_AHB_RESET_EN (0x0002) -#define U300_SYSCON_RRR_AAIF_RESET_EN (0x0001) -/* Clock enable for SLOW peripherals 16bit (R/W) */ -#define U300_SYSCON_CESR (0x0020) -#define U300_SYSCON_CESR_PPM_CLK_EN (0x0200) -#define U300_SYSCON_CESR_ACC_TMR_CLK_EN (0x0100) -#define U300_SYSCON_CESR_APP_TMR_CLK_EN (0x0080) -#define U300_SYSCON_CESR_KEYPAD_CLK_EN (0x0040) -#define U300_SYSCON_CESR_GPIO_CLK_EN (0x0010) -#define U300_SYSCON_CESR_EH_CLK_EN (0x0008) -#define U300_SYSCON_CESR_BTR_CLK_EN (0x0004) -#define U300_SYSCON_CESR_UART_CLK_EN (0x0002) -#define U300_SYSCON_CESR_SLOW_BRIDGE_CLK_EN (0x0001) -/* Clock enable for FAST peripherals 16bit (R/W) */ -#define U300_SYSCON_CEFR (0x0024) -#define U300_SYSCON_CEFR_UART1_CLK_EN (0x0200) -#define U300_SYSCON_CEFR_I2S1_CORE_CLK_EN (0x0100) -#define U300_SYSCON_CEFR_I2S0_CORE_CLK_EN (0x0080) -#define U300_SYSCON_CEFR_SPI_CLK_EN (0x0040) -#define U300_SYSCON_CEFR_MMC_CLK_EN (0x0020) -#define U300_SYSCON_CEFR_I2S1_CLK_EN (0x0010) -#define U300_SYSCON_CEFR_I2S0_CLK_EN (0x0008) -#define U300_SYSCON_CEFR_I2C1_CLK_EN (0x0004) -#define U300_SYSCON_CEFR_I2C0_CLK_EN (0x0002) -#define U300_SYSCON_CEFR_FAST_BRIDGE_CLK_EN (0x0001) -/* Clock enable for the rest of the peripherals 16bit (R/W) */ -#define U300_SYSCON_CERR (0x0028) -#define U300_SYSCON_CERR_CDS_CLK_EN (0x2000) -#define U300_SYSCON_CERR_ISP_CLK_EN (0x1000) -#define U300_SYSCON_CERR_MSPRO_CLK_EN (0x0800) -#define U300_SYSCON_CERR_AHB_SUBSYS_BRIDGE_CLK_EN (0x0400) -#define U300_SYSCON_CERR_SEMI_CLK_EN (0x0200) -#define U300_SYSCON_CERR_XGAM_CLK_EN (0x0100) -#define U300_SYSCON_CERR_VIDEO_ENC_CLK_EN (0x0080) -#define U300_SYSCON_CERR_NANDIF_CLK_EN (0x0040) -#define U300_SYSCON_CERR_EMIF_CLK_EN (0x0020) -#define U300_SYSCON_CERR_DMAC_CLK_EN (0x0010) -#define U300_SYSCON_CERR_CPU_CLK_EN (0x0008) -#define U300_SYSCON_CERR_APEX_CLK_EN (0x0004) -#define U300_SYSCON_CERR_AHB_CLK_EN (0x0002) -#define U300_SYSCON_CERR_AAIF_CLK_EN (0x0001) -/* Single block clock enable 16bit (-/W) */ -#define U300_SYSCON_SBCER (0x002c) -#define U300_SYSCON_SBCER_PPM_CLK_EN (0x0009) -#define U300_SYSCON_SBCER_ACC_TMR_CLK_EN (0x0008) -#define U300_SYSCON_SBCER_APP_TMR_CLK_EN (0x0007) -#define U300_SYSCON_SBCER_KEYPAD_CLK_EN (0x0006) -#define U300_SYSCON_SBCER_GPIO_CLK_EN (0x0004) -#define U300_SYSCON_SBCER_EH_CLK_EN (0x0003) -#define U300_SYSCON_SBCER_BTR_CLK_EN (0x0002) -#define U300_SYSCON_SBCER_UART_CLK_EN (0x0001) -#define U300_SYSCON_SBCER_SLOW_BRIDGE_CLK_EN (0x0000) -#define U300_SYSCON_SBCER_UART1_CLK_EN (0x0019) -#define U300_SYSCON_SBCER_I2S1_CORE_CLK_EN (0x0018) -#define U300_SYSCON_SBCER_I2S0_CORE_CLK_EN (0x0017) -#define U300_SYSCON_SBCER_SPI_CLK_EN (0x0016) -#define U300_SYSCON_SBCER_MMC_CLK_EN (0x0015) -#define U300_SYSCON_SBCER_I2S1_CLK_EN (0x0014) -#define U300_SYSCON_SBCER_I2S0_CLK_EN (0x0013) -#define U300_SYSCON_SBCER_I2C1_CLK_EN (0x0012) -#define U300_SYSCON_SBCER_I2C0_CLK_EN (0x0011) -#define U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN (0x0010) -#define U300_SYSCON_SBCER_CDS_CLK_EN (0x002D) -#define U300_SYSCON_SBCER_ISP_CLK_EN (0x002C) -#define U300_SYSCON_SBCER_MSPRO_CLK_EN (0x002B) -#define U300_SYSCON_SBCER_AHB_SUBSYS_BRIDGE_CLK_EN (0x002A) -#define U300_SYSCON_SBCER_SEMI_CLK_EN (0x0029) -#define U300_SYSCON_SBCER_XGAM_CLK_EN (0x0028) -#define U300_SYSCON_SBCER_VIDEO_ENC_CLK_EN (0x0027) -#define U300_SYSCON_SBCER_NANDIF_CLK_EN (0x0026) -#define U300_SYSCON_SBCER_EMIF_CLK_EN (0x0025) -#define U300_SYSCON_SBCER_DMAC_CLK_EN (0x0024) -#define U300_SYSCON_SBCER_CPU_CLK_EN (0x0023) -#define U300_SYSCON_SBCER_APEX_CLK_EN (0x0022) -#define U300_SYSCON_SBCER_AHB_CLK_EN (0x0021) -#define U300_SYSCON_SBCER_AAIF_CLK_EN (0x0020) -/* Single block clock disable 16bit (-/W) */ -#define U300_SYSCON_SBCDR (0x0030) -/* Same values as above for SBCER */ -/* Clock force SLOW peripherals 16bit (R/W) */ -#define U300_SYSCON_CFSR (0x003c) -#define U300_SYSCON_CFSR_PPM_CLK_FORCE_EN (0x0200) -#define U300_SYSCON_CFSR_ACC_TMR_CLK_FORCE_EN (0x0100) -#define U300_SYSCON_CFSR_APP_TMR_CLK_FORCE_EN (0x0080) -#define U300_SYSCON_CFSR_KEYPAD_CLK_FORCE_EN (0x0020) -#define U300_SYSCON_CFSR_GPIO_CLK_FORCE_EN (0x0010) -#define U300_SYSCON_CFSR_EH_CLK_FORCE_EN (0x0008) -#define U300_SYSCON_CFSR_BTR_CLK_FORCE_EN (0x0004) -#define U300_SYSCON_CFSR_UART_CLK_FORCE_EN (0x0002) -#define U300_SYSCON_CFSR_SLOW_BRIDGE_CLK_FORCE_EN (0x0001) -/* Clock force FAST peripherals 16bit (R/W) */ -#define U300_SYSCON_CFFR (0x40) -/* Values not defined. Define if you want to use them. */ -/* Clock force the rest of the peripherals 16bit (R/W) */ -#define U300_SYSCON_CFRR (0x44) -#define U300_SYSCON_CFRR_CDS_CLK_FORCE_EN (0x2000) -#define U300_SYSCON_CFRR_ISP_CLK_FORCE_EN (0x1000) -#define U300_SYSCON_CFRR_MSPRO_CLK_FORCE_EN (0x0800) -#define U300_SYSCON_CFRR_AHB_SUBSYS_BRIDGE_CLK_FORCE_EN (0x0400) -#define U300_SYSCON_CFRR_SEMI_CLK_FORCE_EN (0x0200) -#define U300_SYSCON_CFRR_XGAM_CLK_FORCE_EN (0x0100) -#define U300_SYSCON_CFRR_VIDEO_ENC_CLK_FORCE_EN (0x0080) -#define U300_SYSCON_CFRR_NANDIF_CLK_FORCE_EN (0x0040) -#define U300_SYSCON_CFRR_EMIF_CLK_FORCE_EN (0x0020) -#define U300_SYSCON_CFRR_DMAC_CLK_FORCE_EN (0x0010) -#define U300_SYSCON_CFRR_CPU_CLK_FORCE_EN (0x0008) -#define U300_SYSCON_CFRR_APEX_CLK_FORCE_EN (0x0004) -#define U300_SYSCON_CFRR_AHB_CLK_FORCE_EN (0x0002) -#define U300_SYSCON_CFRR_AAIF_CLK_FORCE_EN (0x0001) -/* PLL208 Frequency Control 16bit (R/W) */ -#define U300_SYSCON_PFCR (0x48) -#define U300_SYSCON_PFCR_DPLL_MULT_NUM (0x000F) -/* Power Management Control 16bit (R/W) */ -#define U300_SYSCON_PMCR (0x50) -#define U300_SYSCON_PMCR_DCON_ENABLE (0x0002) -#define U300_SYSCON_PMCR_PWR_MGNT_ENABLE (0x0001) -/* Reset Out 16bit (R/W) */ -#define U300_SYSCON_RCR (0x6c) -#define U300_SYSCON_RCR_RESOUT0_RST_N_DISABLE (0x0001) -/* EMIF Slew Rate Control 16bit (R/W) */ -#define U300_SYSCON_SRCLR (0x70) -#define U300_SYSCON_SRCLR_MASK (0x03FF) -#define U300_SYSCON_SRCLR_VALUE (0x03FF) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_5_B (0x0200) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_5_A (0x0100) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_4_B (0x0080) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_4_A (0x0040) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_3_B (0x0020) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_3_A (0x0010) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_2_B (0x0008) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_2_A (0x0004) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_1_B (0x0002) -#define U300_SYSCON_SRCLR_EMIF_1_SLRC_1_A (0x0001) -/* EMIF Clock Control Register 16bit (R/W) */ -#define U300_SYSCON_ECCR (0x0078) -#define U300_SYSCON_ECCR_MASK (0x000F) -#define U300_SYSCON_ECCR_EMIF_1_STATIC_CLK_EN_N_DISABLE (0x0008) -#define U300_SYSCON_ECCR_EMIF_1_RET_OUT_CLK_EN_N_DISABLE (0x0004) -#define U300_SYSCON_ECCR_EMIF_MEMCLK_RET_EN_N_DISABLE (0x0002) -#define U300_SYSCON_ECCR_EMIF_SDRCLK_RET_EN_N_DISABLE (0x0001) -/* MMC/MSPRO frequency divider register 0 16bit (R/W) */ -#define U300_SYSCON_MMF0R (0x90) -#define U300_SYSCON_MMF0R_MASK (0x00FF) -#define U300_SYSCON_MMF0R_FREQ_0_HIGH_MASK (0x00F0) -#define U300_SYSCON_MMF0R_FREQ_0_LOW_MASK (0x000F) -/* MMC/MSPRO frequency divider register 1 16bit (R/W) */ -#define U300_SYSCON_MMF1R (0x94) -#define U300_SYSCON_MMF1R_MASK (0x00FF) -#define U300_SYSCON_MMF1R_FREQ_1_HIGH_MASK (0x00F0) -#define U300_SYSCON_MMF1R_FREQ_1_LOW_MASK (0x000F) -/* Clock control for the MMC and MSPRO blocks 16bit (R/W) */ -#define U300_SYSCON_MMCR (0x9C) -#define U300_SYSCON_MMCR_MASK (0x0003) -#define U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE (0x0002) -#define U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE (0x0001) -/* SYS_0_CLK_CONTROL first clock control 16bit (R/W) */ -#define U300_SYSCON_S0CCR (0x120) -#define U300_SYSCON_S0CCR_FIELD_MASK (0x43FF) -#define U300_SYSCON_S0CCR_CLOCK_REQ (0x4000) -#define U300_SYSCON_S0CCR_CLOCK_REQ_MONITOR (0x2000) -#define U300_SYSCON_S0CCR_CLOCK_INV (0x0200) -#define U300_SYSCON_S0CCR_CLOCK_FREQ_MASK (0x01E0) -#define U300_SYSCON_S0CCR_CLOCK_SELECT_MASK (0x001E) -#define U300_SYSCON_S0CCR_CLOCK_ENABLE (0x0001) -#define U300_SYSCON_S0CCR_SEL_MCLK (0x8 << 1) -#define U300_SYSCON_S0CCR_SEL_ACC_FSM_CLK (0xA << 1) -#define U300_SYSCON_S0CCR_SEL_PLL60_48_CLK (0xC << 1) -#define U300_SYSCON_S0CCR_SEL_PLL60_60_CLK (0xD << 1) -#define U300_SYSCON_S0CCR_SEL_ACC_PLL208_CLK (0xE << 1) -#define U300_SYSCON_S0CCR_SEL_APP_PLL13_CLK (0x0 << 1) -#define U300_SYSCON_S0CCR_SEL_APP_FSM_CLK (0x2 << 1) -#define U300_SYSCON_S0CCR_SEL_RTC_CLK (0x4 << 1) -#define U300_SYSCON_S0CCR_SEL_APP_PLL208_CLK (0x6 << 1) -/* SYS_1_CLK_CONTROL second clock control 16 bit (R/W) */ -#define U300_SYSCON_S1CCR (0x124) -#define U300_SYSCON_S1CCR_FIELD_MASK (0x43FF) -#define U300_SYSCON_S1CCR_CLOCK_REQ (0x4000) -#define U300_SYSCON_S1CCR_CLOCK_REQ_MONITOR (0x2000) -#define U300_SYSCON_S1CCR_CLOCK_INV (0x0200) -#define U300_SYSCON_S1CCR_CLOCK_FREQ_MASK (0x01E0) -#define U300_SYSCON_S1CCR_CLOCK_SELECT_MASK (0x001E) -#define U300_SYSCON_S1CCR_CLOCK_ENABLE (0x0001) -#define U300_SYSCON_S1CCR_SEL_MCLK (0x8 << 1) -#define U300_SYSCON_S1CCR_SEL_ACC_FSM_CLK (0xA << 1) -#define U300_SYSCON_S1CCR_SEL_PLL60_48_CLK (0xC << 1) -#define U300_SYSCON_S1CCR_SEL_PLL60_60_CLK (0xD << 1) -#define U300_SYSCON_S1CCR_SEL_ACC_PLL208_CLK (0xE << 1) -#define U300_SYSCON_S1CCR_SEL_ACC_PLL13_CLK (0x0 << 1) -#define U300_SYSCON_S1CCR_SEL_APP_FSM_CLK (0x2 << 1) -#define U300_SYSCON_S1CCR_SEL_RTC_CLK (0x4 << 1) -#define U300_SYSCON_S1CCR_SEL_APP_PLL208_CLK (0x6 << 1) -/* SYS_2_CLK_CONTROL third clock control 16 bit (R/W) */ -#define U300_SYSCON_S2CCR (0x128) -#define U300_SYSCON_S2CCR_FIELD_MASK (0xC3FF) -#define U300_SYSCON_S2CCR_CLK_STEAL (0x8000) -#define U300_SYSCON_S2CCR_CLOCK_REQ (0x4000) -#define U300_SYSCON_S2CCR_CLOCK_REQ_MONITOR (0x2000) -#define U300_SYSCON_S2CCR_CLOCK_INV (0x0200) -#define U300_SYSCON_S2CCR_CLOCK_FREQ_MASK (0x01E0) -#define U300_SYSCON_S2CCR_CLOCK_SELECT_MASK (0x001E) -#define U300_SYSCON_S2CCR_CLOCK_ENABLE (0x0001) -#define U300_SYSCON_S2CCR_SEL_MCLK (0x8 << 1) -#define U300_SYSCON_S2CCR_SEL_ACC_FSM_CLK (0xA << 1) -#define U300_SYSCON_S2CCR_SEL_PLL60_48_CLK (0xC << 1) -#define U300_SYSCON_S2CCR_SEL_PLL60_60_CLK (0xD << 1) -#define U300_SYSCON_S2CCR_SEL_ACC_PLL208_CLK (0xE << 1) -#define U300_SYSCON_S2CCR_SEL_ACC_PLL13_CLK (0x0 << 1) -#define U300_SYSCON_S2CCR_SEL_APP_FSM_CLK (0x2 << 1) -#define U300_SYSCON_S2CCR_SEL_RTC_CLK (0x4 << 1) -#define U300_SYSCON_S2CCR_SEL_APP_PLL208_CLK (0x6 << 1) -/* SC_PLL_IRQ_CONTROL 16bit (R/W) */ -#define U300_SYSCON_PICR (0x0130) -#define U300_SYSCON_PICR_MASK (0x00FF) -#define U300_SYSCON_PICR_FORCE_PLL208_LOCK_LOW_ENABLE (0x0080) -#define U300_SYSCON_PICR_FORCE_PLL208_LOCK_HIGH_ENABLE (0x0040) -#define U300_SYSCON_PICR_FORCE_PLL13_LOCK_LOW_ENABLE (0x0020) -#define U300_SYSCON_PICR_FORCE_PLL13_LOCK_HIGH_ENABLE (0x0010) -#define U300_SYSCON_PICR_IRQMASK_PLL13_UNLOCK_ENABLE (0x0008) -#define U300_SYSCON_PICR_IRQMASK_PLL13_LOCK_ENABLE (0x0004) -#define U300_SYSCON_PICR_IRQMASK_PLL208_UNLOCK_ENABLE (0x0002) -#define U300_SYSCON_PICR_IRQMASK_PLL208_LOCK_ENABLE (0x0001) -/* SC_PLL_IRQ_STATUS 16 bit (R/-) */ -#define U300_SYSCON_PISR (0x0134) -#define U300_SYSCON_PISR_MASK (0x000F) -#define U300_SYSCON_PISR_PLL13_UNLOCK_IND (0x0008) -#define U300_SYSCON_PISR_PLL13_LOCK_IND (0x0004) -#define U300_SYSCON_PISR_PLL208_UNLOCK_IND (0x0002) -#define U300_SYSCON_PISR_PLL208_LOCK_IND (0x0001) -/* SC_PLL_IRQ_CLEAR 16 bit (-/W) */ -#define U300_SYSCON_PICLR (0x0138) -#define U300_SYSCON_PICLR_MASK (0x000F) -#define U300_SYSCON_PICLR_RWMASK (0x0000) -#define U300_SYSCON_PICLR_PLL13_UNLOCK_SC (0x0008) -#define U300_SYSCON_PICLR_PLL13_LOCK_SC (0x0004) -#define U300_SYSCON_PICLR_PLL208_UNLOCK_SC (0x0002) -#define U300_SYSCON_PICLR_PLL208_LOCK_SC (0x0001) -/* Clock activity observability register 0 */ -#define U300_SYSCON_C0OAR (0x140) -#define U300_SYSCON_C0OAR_MASK (0xFFFF) -#define U300_SYSCON_C0OAR_VALUE (0xFFFF) -#define U300_SYSCON_C0OAR_BT_H_CLK (0x8000) -#define U300_SYSCON_C0OAR_ASPB_P_CLK (0x4000) -#define U300_SYSCON_C0OAR_APP_SEMI_H_CLK (0x2000) -#define U300_SYSCON_C0OAR_APP_SEMI_CLK (0x1000) -#define U300_SYSCON_C0OAR_APP_MMC_MSPRO_CLK (0x0800) -#define U300_SYSCON_C0OAR_APP_I2S1_CLK (0x0400) -#define U300_SYSCON_C0OAR_APP_I2S0_CLK (0x0200) -#define U300_SYSCON_C0OAR_APP_CPU_CLK (0x0100) -#define U300_SYSCON_C0OAR_APP_52_CLK (0x0080) -#define U300_SYSCON_C0OAR_APP_208_CLK (0x0040) -#define U300_SYSCON_C0OAR_APP_104_CLK (0x0020) -#define U300_SYSCON_C0OAR_APEX_CLK (0x0010) -#define U300_SYSCON_C0OAR_AHPB_M_H_CLK (0x0008) -#define U300_SYSCON_C0OAR_AHB_CLK (0x0004) -#define U300_SYSCON_C0OAR_AFPB_P_CLK (0x0002) -#define U300_SYSCON_C0OAR_AAIF_CLK (0x0001) -/* Clock activity observability register 1 */ -#define U300_SYSCON_C1OAR (0x144) -#define U300_SYSCON_C1OAR_MASK (0x3FFE) -#define U300_SYSCON_C1OAR_VALUE (0x3FFE) -#define U300_SYSCON_C1OAR_NFIF_F_CLK (0x2000) -#define U300_SYSCON_C1OAR_MSPRO_CLK (0x1000) -#define U300_SYSCON_C1OAR_MMC_P_CLK (0x0800) -#define U300_SYSCON_C1OAR_MMC_CLK (0x0400) -#define U300_SYSCON_C1OAR_KP_P_CLK (0x0200) -#define U300_SYSCON_C1OAR_I2C1_P_CLK (0x0100) -#define U300_SYSCON_C1OAR_I2C0_P_CLK (0x0080) -#define U300_SYSCON_C1OAR_GPIO_CLK (0x0040) -#define U300_SYSCON_C1OAR_EMIF_MPMC_CLK (0x0020) -#define U300_SYSCON_C1OAR_EMIF_H_CLK (0x0010) -#define U300_SYSCON_C1OAR_EVHIST_CLK (0x0008) -#define U300_SYSCON_C1OAR_PPM_CLK (0x0004) -#define U300_SYSCON_C1OAR_DMA_CLK (0x0002) -/* Clock activity observability register 2 */ -#define U300_SYSCON_C2OAR (0x148) -#define U300_SYSCON_C2OAR_MASK (0x0FFF) -#define U300_SYSCON_C2OAR_VALUE (0x0FFF) -#define U300_SYSCON_C2OAR_XGAM_CDI_CLK (0x0800) -#define U300_SYSCON_C2OAR_XGAM_CLK (0x0400) -#define U300_SYSCON_C2OAR_VC_H_CLK (0x0200) -#define U300_SYSCON_C2OAR_VC_CLK (0x0100) -#define U300_SYSCON_C2OAR_UA_P_CLK (0x0080) -#define U300_SYSCON_C2OAR_TMR1_CLK (0x0040) -#define U300_SYSCON_C2OAR_TMR0_CLK (0x0020) -#define U300_SYSCON_C2OAR_SPI_P_CLK (0x0010) -#define U300_SYSCON_C2OAR_PCM_I2S1_CORE_CLK (0x0008) -#define U300_SYSCON_C2OAR_PCM_I2S1_CLK (0x0004) -#define U300_SYSCON_C2OAR_PCM_I2S0_CORE_CLK (0x0002) -#define U300_SYSCON_C2OAR_PCM_I2S0_CLK (0x0001) - - -/* - * The clocking hierarchy currently looks like this. - * NOTE: the idea is NOT to show how the clocks are routed on the chip! - * The ideas is to show dependencies, so a clock higher up in the - * hierarchy has to be on in order for another clock to be on. Now, - * both CPU and DMA can actually be on top of the hierarchy, and that - * is not modeled currently. Instead we have the backbone AMBA bus on - * top. This bus cannot be programmed in any way but conceptually it - * needs to be active for the bridges and devices to transport data. - * - * Please be aware that a few clocks are hw controlled, which mean that - * the hw itself can turn on/off or change the rate of the clock when - * needed! - * - * AMBA bus - * | - * +- CPU - * +- FSMC NANDIF NAND Flash interface - * +- SEMI Shared Memory interface - * +- ISP Image Signal Processor (U335 only) - * +- CDS (U335 only) - * +- DMA Direct Memory Access Controller - * +- AAIF APP/ACC Interface (Mobile Scalable Link, MSL) - * +- APEX - * +- VIDEO_ENC AVE2/3 Video Encoder - * +- XGAM Graphics Accelerator Controller - * +- AHB - * | - * +- ahb:0 AHB Bridge - * | | - * | +- ahb:1 INTCON Interrupt controller - * | +- ahb:3 MSPRO Memory Stick Pro controller - * | +- ahb:4 EMIF External Memory interface - * | - * +- fast:0 FAST bridge - * | | - * | +- fast:1 MMCSD MMC/SD card reader controller - * | +- fast:2 I2S0 PCM I2S channel 0 controller - * | +- fast:3 I2S1 PCM I2S channel 1 controller - * | +- fast:4 I2C0 I2C channel 0 controller - * | +- fast:5 I2C1 I2C channel 1 controller - * | +- fast:6 SPI SPI controller - * | +- fast:7 UART1 Secondary UART (U335 only) - * | - * +- slow:0 SLOW bridge - * | - * +- slow:1 SYSCON (not possible to control) - * +- slow:2 WDOG Watchdog - * +- slow:3 UART0 primary UART - * +- slow:4 TIMER_APP Application timer - used in Linux - * +- slow:5 KEYPAD controller - * +- slow:6 GPIO controller - * +- slow:7 RTC controller - * +- slow:8 BT Bus Tracer (not used currently) - * +- slow:9 EH Event Handler (not used currently) - * +- slow:a TIMER_ACC Access style timer (not used currently) - * +- slow:b PPM (U335 only, what is that?) - */ - -/* Global syscon virtual base */ -static void __iomem *syscon_vbase; - -/** - * struct clk_syscon - U300 syscon clock - * @hw: corresponding clock hardware entry - * @hw_ctrld: whether this clock is hardware controlled (for refcount etc) - * and does not need any magic pokes to be enabled/disabled - * @reset: state holder, whether this block's reset line is asserted or not - * @res_reg: reset line enable/disable flag register - * @res_bit: bit for resetting or taking this consumer out of reset - * @en_reg: clock line enable/disable flag register - * @en_bit: bit for enabling/disabling this consumer clock line - * @clk_val: magic value to poke in the register to enable/disable - * this one clock - */ -struct clk_syscon { - struct clk_hw hw; - bool hw_ctrld; - bool reset; - void __iomem *res_reg; - u8 res_bit; - void __iomem *en_reg; - u8 en_bit; - u16 clk_val; -}; - -#define to_syscon(_hw) container_of(_hw, struct clk_syscon, hw) - -static DEFINE_SPINLOCK(syscon_resetreg_lock); - -/* - * Reset control functions. We remember if a block has been - * taken out of reset and don't remove the reset assertion again - * and vice versa. Currently we only remove resets so the - * enablement function is defined out. - */ -static void syscon_block_reset_enable(struct clk_syscon *sclk) -{ - unsigned long iflags; - u16 val; - - /* Not all blocks support resetting */ - if (!sclk->res_reg) - return; - spin_lock_irqsave(&syscon_resetreg_lock, iflags); - val = readw(sclk->res_reg); - val |= BIT(sclk->res_bit); - writew(val, sclk->res_reg); - spin_unlock_irqrestore(&syscon_resetreg_lock, iflags); - sclk->reset = true; -} - -static void syscon_block_reset_disable(struct clk_syscon *sclk) -{ - unsigned long iflags; - u16 val; - - /* Not all blocks support resetting */ - if (!sclk->res_reg) - return; - spin_lock_irqsave(&syscon_resetreg_lock, iflags); - val = readw(sclk->res_reg); - val &= ~BIT(sclk->res_bit); - writew(val, sclk->res_reg); - spin_unlock_irqrestore(&syscon_resetreg_lock, iflags); - sclk->reset = false; -} - -static int syscon_clk_prepare(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* If the block is in reset, bring it out */ - if (sclk->reset) - syscon_block_reset_disable(sclk); - return 0; -} - -static void syscon_clk_unprepare(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* Please don't force the console into reset */ - if (sclk->clk_val == U300_SYSCON_SBCER_UART_CLK_EN) - return; - /* When unpreparing, force block into reset */ - if (!sclk->reset) - syscon_block_reset_enable(sclk); -} - -static int syscon_clk_enable(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* Don't touch the hardware controlled clocks */ - if (sclk->hw_ctrld) - return 0; - /* These cannot be controlled */ - if (sclk->clk_val == 0xFFFFU) - return 0; - - writew(sclk->clk_val, syscon_vbase + U300_SYSCON_SBCER); - return 0; -} - -static void syscon_clk_disable(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - - /* Don't touch the hardware controlled clocks */ - if (sclk->hw_ctrld) - return; - if (sclk->clk_val == 0xFFFFU) - return; - /* Please don't disable the console port */ - if (sclk->clk_val == U300_SYSCON_SBCER_UART_CLK_EN) - return; - - writew(sclk->clk_val, syscon_vbase + U300_SYSCON_SBCDR); -} - -static int syscon_clk_is_enabled(struct clk_hw *hw) -{ - struct clk_syscon *sclk = to_syscon(hw); - u16 val; - - /* If no enable register defined, it's always-on */ - if (!sclk->en_reg) - return 1; - - val = readw(sclk->en_reg); - val &= BIT(sclk->en_bit); - - return val ? 1 : 0; -} - -static u16 syscon_get_perf(void) -{ - u16 val; - - val = readw(syscon_vbase + U300_SYSCON_CCR); - val &= U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK; - return val; -} - -static unsigned long -syscon_clk_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_syscon *sclk = to_syscon(hw); - u16 perf = syscon_get_perf(); - - switch (sclk->clk_val) { - case U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN: - case U300_SYSCON_SBCER_I2C0_CLK_EN: - case U300_SYSCON_SBCER_I2C1_CLK_EN: - case U300_SYSCON_SBCER_MMC_CLK_EN: - case U300_SYSCON_SBCER_SPI_CLK_EN: - /* The FAST clocks have one progression */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 13000000; - default: - return parent_rate; /* 26 MHz */ - } - case U300_SYSCON_SBCER_DMAC_CLK_EN: - case U300_SYSCON_SBCER_NANDIF_CLK_EN: - case U300_SYSCON_SBCER_XGAM_CLK_EN: - /* AMBA interconnect peripherals */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 6500000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - return 26000000; - default: - return parent_rate; /* 52 MHz */ - } - case U300_SYSCON_SBCER_SEMI_CLK_EN: - case U300_SYSCON_SBCER_EMIF_CLK_EN: - /* EMIF speeds */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 13000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - return 52000000; - default: - return 104000000; - } - case U300_SYSCON_SBCER_CPU_CLK_EN: - /* And the fast CPU clock */ - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - return 13000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - return 52000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH: - return 104000000; - default: - return parent_rate; /* 208 MHz */ - } - default: - /* - * The SLOW clocks and default just inherit the rate of - * their parent (typically PLL13 13 MHz). - */ - return parent_rate; - } -} - -static long -syscon_clk_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - struct clk_syscon *sclk = to_syscon(hw); - - if (sclk->clk_val != U300_SYSCON_SBCER_CPU_CLK_EN) - return *prate; - /* We really only support setting the rate of the CPU clock */ - if (rate <= 13000000) - return 13000000; - if (rate <= 52000000) - return 52000000; - if (rate <= 104000000) - return 104000000; - return 208000000; -} - -static int syscon_clk_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct clk_syscon *sclk = to_syscon(hw); - u16 val; - - /* We only support setting the rate of the CPU clock */ - if (sclk->clk_val != U300_SYSCON_SBCER_CPU_CLK_EN) - return -EINVAL; - switch (rate) { - case 13000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER; - break; - case 52000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE; - break; - case 104000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH; - break; - case 208000000: - val = U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST; - break; - default: - return -EINVAL; - } - val |= readw(syscon_vbase + U300_SYSCON_CCR) & - ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK ; - writew(val, syscon_vbase + U300_SYSCON_CCR); - return 0; -} - -static const struct clk_ops syscon_clk_ops = { - .prepare = syscon_clk_prepare, - .unprepare = syscon_clk_unprepare, - .enable = syscon_clk_enable, - .disable = syscon_clk_disable, - .is_enabled = syscon_clk_is_enabled, - .recalc_rate = syscon_clk_recalc_rate, - .round_rate = syscon_clk_round_rate, - .set_rate = syscon_clk_set_rate, -}; - -static struct clk_hw * __init -syscon_clk_register(struct device *dev, const char *name, - const char *parent_name, unsigned long flags, - bool hw_ctrld, - void __iomem *res_reg, u8 res_bit, - void __iomem *en_reg, u8 en_bit, - u16 clk_val) -{ - struct clk_hw *hw; - struct clk_syscon *sclk; - struct clk_init_data init; - int ret; - - sclk = kzalloc(sizeof(*sclk), GFP_KERNEL); - if (!sclk) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &syscon_clk_ops; - init.flags = flags; - init.parent_names = (parent_name ? &parent_name : NULL); - init.num_parents = (parent_name ? 1 : 0); - sclk->hw.init = &init; - sclk->hw_ctrld = hw_ctrld; - /* Assume the block is in reset at registration */ - sclk->reset = true; - sclk->res_reg = res_reg; - sclk->res_bit = res_bit; - sclk->en_reg = en_reg; - sclk->en_bit = en_bit; - sclk->clk_val = clk_val; - - hw = &sclk->hw; - ret = clk_hw_register(dev, hw); - if (ret) { - kfree(sclk); - hw = ERR_PTR(ret); - } - - return hw; -} - -#define U300_CLK_TYPE_SLOW 0 -#define U300_CLK_TYPE_FAST 1 -#define U300_CLK_TYPE_REST 2 - -/** - * struct u300_clock - defines the bits and pieces for a certain clock - * @type: the clock type, slow fast or rest - * @id: the bit in the slow/fast/rest register for this clock - * @hw_ctrld: whether the clock is hardware controlled - * @clk_val: a value to poke in the one-write enable/disable registers - */ -struct u300_clock { - u8 type; - u8 id; - bool hw_ctrld; - u16 clk_val; -}; - -static struct u300_clock const u300_clk_lookup[] __initconst = { - { - .type = U300_CLK_TYPE_REST, - .id = 3, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_CPU_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 4, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_DMAC_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 5, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_EMIF_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 6, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_NANDIF_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 8, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_XGAM_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 9, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_SEMI_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 10, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_AHB_SUBSYS_BRIDGE_CLK_EN, - }, - { - .type = U300_CLK_TYPE_REST, - .id = 12, - .hw_ctrld = false, - /* INTCON: cannot be enabled, just taken out of reset */ - .clk_val = 0xFFFFU, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 0, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 1, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_I2C0_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 2, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_I2C1_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 5, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_MMC_CLK_EN, - }, - { - .type = U300_CLK_TYPE_FAST, - .id = 6, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_SPI_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 0, - .hw_ctrld = true, - .clk_val = U300_SYSCON_SBCER_SLOW_BRIDGE_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 1, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_UART_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 4, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_GPIO_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 6, - .hw_ctrld = true, - /* No clock enable register bit */ - .clk_val = 0xFFFFU, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 7, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_APP_TMR_CLK_EN, - }, - { - .type = U300_CLK_TYPE_SLOW, - .id = 8, - .hw_ctrld = false, - .clk_val = U300_SYSCON_SBCER_ACC_TMR_CLK_EN, - }, -}; - -static void __init of_u300_syscon_clk_init(struct device_node *np) -{ - struct clk_hw *hw = ERR_PTR(-EINVAL); - const char *clk_name = np->name; - const char *parent_name; - void __iomem *res_reg; - void __iomem *en_reg; - u32 clk_type; - u32 clk_id; - int i; - - if (of_property_read_u32(np, "clock-type", &clk_type)) { - pr_err("%s: syscon clock \"%s\" missing clock-type property\n", - __func__, clk_name); - return; - } - if (of_property_read_u32(np, "clock-id", &clk_id)) { - pr_err("%s: syscon clock \"%s\" missing clock-id property\n", - __func__, clk_name); - return; - } - parent_name = of_clk_get_parent_name(np, 0); - - switch (clk_type) { - case U300_CLK_TYPE_SLOW: - res_reg = syscon_vbase + U300_SYSCON_RSR; - en_reg = syscon_vbase + U300_SYSCON_CESR; - break; - case U300_CLK_TYPE_FAST: - res_reg = syscon_vbase + U300_SYSCON_RFR; - en_reg = syscon_vbase + U300_SYSCON_CEFR; - break; - case U300_CLK_TYPE_REST: - res_reg = syscon_vbase + U300_SYSCON_RRR; - en_reg = syscon_vbase + U300_SYSCON_CERR; - break; - default: - pr_err("unknown clock type %x specified\n", clk_type); - return; - } - - for (i = 0; i < ARRAY_SIZE(u300_clk_lookup); i++) { - const struct u300_clock *u3clk = &u300_clk_lookup[i]; - - if (u3clk->type == clk_type && u3clk->id == clk_id) - hw = syscon_clk_register(NULL, clk_name, parent_name, - 0, u3clk->hw_ctrld, - res_reg, u3clk->id, - en_reg, u3clk->id, - u3clk->clk_val); - } - - if (!IS_ERR(hw)) { - of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); - - /* - * Some few system clocks - device tree does not - * represent clocks without a corresponding device node. - * for now we add these three clocks here. - */ - if (clk_type == U300_CLK_TYPE_REST && clk_id == 5) - clk_hw_register_clkdev(hw, NULL, "pl172"); - if (clk_type == U300_CLK_TYPE_REST && clk_id == 9) - clk_hw_register_clkdev(hw, NULL, "semi"); - if (clk_type == U300_CLK_TYPE_REST && clk_id == 12) - clk_hw_register_clkdev(hw, NULL, "intcon"); - } -} - -/** - * struct clk_mclk - U300 MCLK clock (MMC/SD clock) - * @hw: corresponding clock hardware entry - * @is_mspro: if this is the memory stick clock rather than MMC/SD - */ -struct clk_mclk { - struct clk_hw hw; - bool is_mspro; -}; - -#define to_mclk(_hw) container_of(_hw, struct clk_mclk, hw) - -static int mclk_clk_prepare(struct clk_hw *hw) -{ - struct clk_mclk *mclk = to_mclk(hw); - u16 val; - - /* The MMC and MSPRO clocks need some special set-up */ - if (!mclk->is_mspro) { - /* Set default MMC clock divisor to 18.9 MHz */ - writew(0x0054U, syscon_vbase + U300_SYSCON_MMF0R); - val = readw(syscon_vbase + U300_SYSCON_MMCR); - /* Disable the MMC feedback clock */ - val &= ~U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE; - /* Disable MSPRO frequency */ - val &= ~U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE; - writew(val, syscon_vbase + U300_SYSCON_MMCR); - } else { - val = readw(syscon_vbase + U300_SYSCON_MMCR); - /* Disable the MMC feedback clock */ - val &= ~U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE; - /* Enable MSPRO frequency */ - val |= U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE; - writew(val, syscon_vbase + U300_SYSCON_MMCR); - } - - return 0; -} - -static unsigned long -mclk_clk_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - u16 perf = syscon_get_perf(); - - switch (perf) { - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER: - /* - * Here, the 208 MHz PLL gets shut down and the always - * on 13 MHz PLL used for RTC etc kicks into use - * instead. - */ - return 13000000; - case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH: - case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST: - { - /* - * This clock is under program control. The register is - * divided in two nybbles, bit 7-4 gives cycles-1 to count - * high, bit 3-0 gives cycles-1 to count low. Distribute - * these with no more than 1 cycle difference between - * low and high and add low and high to get the actual - * divisor. The base PLL is 208 MHz. Writing 0x00 will - * divide by 1 and 1 so the highest frequency possible - * is 104 MHz. - * - * e.g. 0x54 => - * f = 208 / ((5+1) + (4+1)) = 208 / 11 = 18.9 MHz - */ - u16 val = readw(syscon_vbase + U300_SYSCON_MMF0R) & - U300_SYSCON_MMF0R_MASK; - switch (val) { - case 0x0054: - return 18900000; - case 0x0044: - return 20800000; - case 0x0043: - return 23100000; - case 0x0033: - return 26000000; - case 0x0032: - return 29700000; - case 0x0022: - return 34700000; - case 0x0021: - return 41600000; - case 0x0011: - return 52000000; - case 0x0000: - return 104000000; - default: - break; - } - } - default: - break; - } - return parent_rate; -} - -static long -mclk_clk_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) -{ - if (rate <= 18900000) - return 18900000; - if (rate <= 20800000) - return 20800000; - if (rate <= 23100000) - return 23100000; - if (rate <= 26000000) - return 26000000; - if (rate <= 29700000) - return 29700000; - if (rate <= 34700000) - return 34700000; - if (rate <= 41600000) - return 41600000; - /* Highest rate */ - return 52000000; -} - -static int mclk_clk_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - u16 val; - u16 reg; - - switch (rate) { - case 18900000: - val = 0x0054; - break; - case 20800000: - val = 0x0044; - break; - case 23100000: - val = 0x0043; - break; - case 26000000: - val = 0x0033; - break; - case 29700000: - val = 0x0032; - break; - case 34700000: - val = 0x0022; - break; - case 41600000: - val = 0x0021; - break; - case 52000000: - val = 0x0011; - break; - case 104000000: - val = 0x0000; - break; - default: - return -EINVAL; - } - - reg = readw(syscon_vbase + U300_SYSCON_MMF0R) & - ~U300_SYSCON_MMF0R_MASK; - writew(reg | val, syscon_vbase + U300_SYSCON_MMF0R); - return 0; -} - -static const struct clk_ops mclk_ops = { - .prepare = mclk_clk_prepare, - .recalc_rate = mclk_clk_recalc_rate, - .round_rate = mclk_clk_round_rate, - .set_rate = mclk_clk_set_rate, -}; - -static struct clk_hw * __init -mclk_clk_register(struct device *dev, const char *name, - const char *parent_name, bool is_mspro) -{ - struct clk_hw *hw; - struct clk_mclk *mclk; - struct clk_init_data init; - int ret; - - mclk = kzalloc(sizeof(*mclk), GFP_KERNEL); - if (!mclk) - return ERR_PTR(-ENOMEM); - - init.name = "mclk"; - init.ops = &mclk_ops; - init.flags = 0; - init.parent_names = (parent_name ? &parent_name : NULL); - init.num_parents = (parent_name ? 1 : 0); - mclk->hw.init = &init; - mclk->is_mspro = is_mspro; - - hw = &mclk->hw; - ret = clk_hw_register(dev, hw); - if (ret) { - kfree(mclk); - hw = ERR_PTR(ret); - } - - return hw; -} - -static void __init of_u300_syscon_mclk_init(struct device_node *np) -{ - struct clk_hw *hw; - const char *clk_name = np->name; - const char *parent_name; - - parent_name = of_clk_get_parent_name(np, 0); - hw = mclk_clk_register(NULL, clk_name, parent_name, false); - if (!IS_ERR(hw)) - of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); -} - -static const struct of_device_id u300_clk_match[] __initconst = { - { - .compatible = "fixed-clock", - .data = of_fixed_clk_setup, - }, - { - .compatible = "fixed-factor-clock", - .data = of_fixed_factor_clk_setup, - }, - { - .compatible = "stericsson,u300-syscon-clk", - .data = of_u300_syscon_clk_init, - }, - { - .compatible = "stericsson,u300-syscon-mclk", - .data = of_u300_syscon_mclk_init, - }, - {} -}; - - -void __init u300_clk_init(void __iomem *base) -{ - u16 val; - - syscon_vbase = base; - - /* Set system to run at PLL208, max performance, a known state. */ - val = readw(syscon_vbase + U300_SYSCON_CCR); - val &= ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK; - writew(val, syscon_vbase + U300_SYSCON_CCR); - /* Wait for the PLL208 to lock if not locked in yet */ - while (!(readw(syscon_vbase + U300_SYSCON_CSR) & - U300_SYSCON_CSR_PLL208_LOCK_IND)); - - /* Power management enable */ - val = readw(syscon_vbase + U300_SYSCON_PMCR); - val |= U300_SYSCON_PMCR_PWR_MGNT_ENABLE; - writew(val, syscon_vbase + U300_SYSCON_PMCR); - - of_clk_init(u300_clk_match); -} diff --git a/include/linux/platform_data/clk-u300.h b/include/linux/platform_data/clk-u300.h deleted file mode 100644 index 8429e73911a1..000000000000 --- a/include/linux/platform_data/clk-u300.h +++ /dev/null @@ -1 +0,0 @@ -void __init u300_clk_init(void __iomem *base); -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 20+ messages in thread
* Re: [PATCH 4/4] clk: remove u300 driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-01-21 8:38 ` Linus Walleij -1 siblings, 0 replies; 20+ messages in thread From: Linus Walleij @ 2021-01-21 8:38 UTC (permalink / raw) To: Arnd Bergmann Cc: Linux ARM, linux-clk, Michael Turquette, Stephen Boyd, Arnd Bergmann On Wed, Jan 20, 2021 at 2:10 PM Arnd Bergmann <arnd@kernel.org> wrote: > From: Arnd Bergmann <arnd@arndb.de> > > The ST-Ericsson U300 platform is getting removed, so this driver is no > longer needed. > > Cc: Linus Walleij <linus.walleij@linaro.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Yours, Linus Walleij ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 4/4] clk: remove u300 driver @ 2021-01-21 8:38 ` Linus Walleij 0 siblings, 0 replies; 20+ messages in thread From: Linus Walleij @ 2021-01-21 8:38 UTC (permalink / raw) To: Arnd Bergmann Cc: Stephen Boyd, Michael Turquette, Arnd Bergmann, linux-clk, Linux ARM On Wed, Jan 20, 2021 at 2:10 PM Arnd Bergmann <arnd@kernel.org> wrote: > From: Arnd Bergmann <arnd@arndb.de> > > The ST-Ericsson U300 platform is getting removed, so this driver is no > longer needed. > > Cc: Linus Walleij <linus.walleij@linaro.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Yours, Linus Walleij _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 4/4] clk: remove u300 driver 2021-01-20 13:10 ` Arnd Bergmann @ 2021-02-09 7:43 ` Stephen Boyd -1 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Arnd Bergmann, Linus Walleij Quoting Arnd Bergmann (2021-01-20 05:10:26) > From: Arnd Bergmann <arnd@arndb.de> > > The ST-Ericsson U300 platform is getting removed, so this driver is no > longer needed. > > Cc: Linus Walleij <linus.walleij@linaro.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 4/4] clk: remove u300 driver @ 2021-02-09 7:43 ` Stephen Boyd 0 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Linus Walleij, Arnd Bergmann Quoting Arnd Bergmann (2021-01-20 05:10:26) > From: Arnd Bergmann <arnd@arndb.de> > > The ST-Ericsson U300 platform is getting removed, so this driver is no > longer needed. > > Cc: Linus Walleij <linus.walleij@linaro.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
[parent not found: <20210120131026.1721788-4-arnd@kernel.org>]
* Re: [PATCH 3/4] clk: remove sirf prima2/atlas drivers [not found] ` <20210120131026.1721788-4-arnd@kernel.org> @ 2021-02-09 7:43 ` Stephen Boyd 0 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Arnd Bergmann, Barry Song Quoting Arnd Bergmann (2021-01-20 05:10:25) > From: Arnd Bergmann <arnd@arndb.de> > > The CSR SiRF prima2/atlas platforms are getting removed, so this driver > is no longer needed. > > Cc: Barry Song <baohua@kernel.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next ^ permalink raw reply [flat|nested] 20+ messages in thread
* Re: [PATCH 3/4] clk: remove sirf prima2/atlas drivers @ 2021-02-09 7:43 ` Stephen Boyd 0 siblings, 0 replies; 20+ messages in thread From: Stephen Boyd @ 2021-02-09 7:43 UTC (permalink / raw) To: Arnd Bergmann, Michael Turquette, linux-arm-kernel, linux-clk Cc: Barry Song, Arnd Bergmann Quoting Arnd Bergmann (2021-01-20 05:10:25) > From: Arnd Bergmann <arnd@arndb.de> > > The CSR SiRF prima2/atlas platforms are getting removed, so this driver > is no longer needed. > > Cc: Barry Song <baohua@kernel.org> > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- Applied to clk-next _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 20+ messages in thread
end of thread, other threads:[~2021-02-09 7:44 UTC | newest]
Thread overview: 20+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-01-20 13:10 [PATCH 0/4] clk: remove unused device drivers Arnd Bergmann
2021-01-20 13:10 ` Arnd Bergmann
2021-01-20 13:10 ` [PATCH 1/4] clk: remove tango4 driver Arnd Bergmann
2021-01-20 13:10 ` Arnd Bergmann
2021-01-21 13:47 ` Måns Rullgård
2021-01-21 13:47 ` Måns Rullgård
2021-02-09 7:43 ` Stephen Boyd
2021-02-09 7:43 ` Stephen Boyd
2021-01-20 13:10 ` [PATCH 2/4] clk: remove zte zx driver Arnd Bergmann
2021-01-20 13:10 ` Arnd Bergmann
2021-02-09 7:43 ` Stephen Boyd
2021-02-09 7:43 ` Stephen Boyd
2021-01-20 13:10 ` [PATCH 4/4] clk: remove u300 driver Arnd Bergmann
2021-01-20 13:10 ` Arnd Bergmann
2021-01-21 8:38 ` Linus Walleij
2021-01-21 8:38 ` Linus Walleij
2021-02-09 7:43 ` Stephen Boyd
2021-02-09 7:43 ` Stephen Boyd
[not found] ` <20210120131026.1721788-4-arnd@kernel.org>
2021-02-09 7:43 ` [PATCH 3/4] clk: remove sirf prima2/atlas drivers Stephen Boyd
2021-02-09 7:43 ` Stephen Boyd
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