From mboxrd@z Thu Jan 1 00:00:00 1970 From: s.hauer@pengutronix.de (Sascha Hauer) Date: Tue, 10 Apr 2012 15:45:47 +0200 Subject: [PATCH 34/40] ARM: imx6: implement clocks using common clock framework In-Reply-To: <1334065553-7565-1-git-send-email-s.hauer@pengutronix.de> References: <1334065553-7565-1-git-send-email-s.hauer@pengutronix.de> Message-ID: <1334065553-7565-35-git-send-email-s.hauer@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Shawn Guo Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Kconfig | 1 + arch/arm/mach-imx/Makefile | 2 +- arch/arm/mach-imx/clk-imx6q.c | 407 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 409 insertions(+), 1 deletion(-) create mode 100644 arch/arm/mach-imx/clk-imx6q.c diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index a8b3738..c8e4ec1 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -843,6 +843,7 @@ config SOC_IMX6Q bool "i.MX6 Quad support" select ARM_CPU_SUSPEND if PM select ARM_GIC + select COMMON_CLK select CPU_V7 select HAVE_ARM_SCU select HAVE_IMX_GPC diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 38811ad..629a339 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -73,7 +73,7 @@ obj-$(CONFIG_CPU_V7) += head-v7.o AFLAGS_head-v7.o :=-Wa,-march=armv7-a obj-$(CONFIG_SMP) += platsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o -obj-$(CONFIG_SOC_IMX6Q) += clock-imx6q.o mach-imx6q.o +obj-$(CONFIG_SOC_IMX6Q) += clk-imx6q.o mach-imx6q.o ifeq ($(CONFIG_PM),y) obj-$(CONFIG_SOC_IMX6Q) += pm-imx6q.o diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c new file mode 100644 index 0000000..f379fa6 --- /dev/null +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -0,0 +1,407 @@ +/* + * Copyright 2011 Freescale Semiconductor, Inc. + * Copyright 2011 Linaro Ltd. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "clk.h" + +#define CCGR0 0x68 +#define CCGR1 0x6c +#define CCGR2 0x70 +#define CCGR3 0x74 +#define CCGR4 0x78 +#define CCGR5 0x7c +#define CCGR6 0x80 +#define CCGR7 0x84 + +#define CLPCR 0x54 +#define BP_CLPCR_LPM 0 +#define BM_CLPCR_LPM (0x3 << 0) +#define BM_CLPCR_BYPASS_PMIC_READY (0x1 << 2) +#define BM_CLPCR_ARM_CLK_DIS_ON_LPM (0x1 << 5) +#define BM_CLPCR_SBYOS (0x1 << 6) +#define BM_CLPCR_DIS_REF_OSC (0x1 << 7) +#define BM_CLPCR_VSTBY (0x1 << 8) +#define BP_CLPCR_STBY_COUNT 9 +#define BM_CLPCR_STBY_COUNT (0x3 << 9) +#define BM_CLPCR_COSC_PWRDOWN (0x1 << 11) +#define BM_CLPCR_WB_PER_AT_LPM (0x1 << 16) +#define BM_CLPCR_WB_CORE_AT_LPM (0x1 << 17) +#define BM_CLPCR_BYP_MMDC_CH0_LPM_HS (0x1 << 19) +#define BM_CLPCR_BYP_MMDC_CH1_LPM_HS (0x1 << 21) +#define BM_CLPCR_MASK_CORE0_WFI (0x1 << 22) +#define BM_CLPCR_MASK_CORE1_WFI (0x1 << 23) +#define BM_CLPCR_MASK_CORE2_WFI (0x1 << 24) +#define BM_CLPCR_MASK_CORE3_WFI (0x1 << 25) +#define BM_CLPCR_MASK_SCU_IDLE (0x1 << 26) +#define BM_CLPCR_MASK_L2CC_IDLE (0x1 << 27) + +static void __iomem *ccm_base; + +void __init imx6q_clock_map_io(void) { } + +int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode) +{ + u32 val = readl_relaxed(ccm_base + CLPCR); + + val &= ~BM_CLPCR_LPM; + switch (mode) { + case WAIT_CLOCKED: + break; + case WAIT_UNCLOCKED: + val |= 0x1 << BP_CLPCR_LPM; + break; + case STOP_POWER_ON: + val |= 0x2 << BP_CLPCR_LPM; + break; + case WAIT_UNCLOCKED_POWER_OFF: + val |= 0x1 << BP_CLPCR_LPM; + val &= ~BM_CLPCR_VSTBY; + val &= ~BM_CLPCR_SBYOS; + break; + case STOP_POWER_OFF: + val |= 0x2 << BP_CLPCR_LPM; + val |= 0x3 << BP_CLPCR_STBY_COUNT; + val |= BM_CLPCR_VSTBY; + val |= BM_CLPCR_SBYOS; + break; + default: + return -EINVAL; + } + + writel_relaxed(val, ccm_base + CLPCR); + + return 0; +} + +#define clkdev(d, n, c) \ + { \ + .dev_id = d, \ + .con_id = n, \ + .clkname = c, \ + } + +static struct clk_lookup lookups[] = { + clkdev("mmdc_ch0_axi", NULL, "mmdc_ch0_axi"), + clkdev("mmdc_ch1_axi", NULL, "mmdc_ch1_axi"), + clkdev("uart_ipg", NULL, "uart_ipg"), + clkdev("uart_serial", NULL, "uart_serial"), + clkdev("imx-gpt.0", "ipg", "gpt_ipg"), + clkdev("imx-gpt.0", "per", "gpt_ipg_per"), + clkdev("smp_twd", NULL, "twd"), + clkdev("2020000.uart", NULL, "uart_serial"), + clkdev("21e8000.uart", NULL, "uart_serial"), + clkdev("21ec000.uart", NULL, "uart_serial"), + clkdev("21f0000.uart", NULL, "uart_serial"), + clkdev("21f4000.uart", NULL, "uart_serial"), + clkdev("2188000.enet", NULL, "enet"), + clkdev("2190000.usdhc", NULL, "usdhc1"), + clkdev("2194000.usdhc", NULL, "usdhc2"), + clkdev("2198000.usdhc", NULL, "usdhc3"), + clkdev("219c000.usdhc", NULL, "usdhc4"), + clkdev("21a0000.i2c", NULL, "i2c1"), + clkdev("21a4000.i2c", NULL, "i2c2"), + clkdev("21a8000.i2c", NULL, "i2c3"), + clkdev("2008000.ecspi", NULL, "ecspi1"), + clkdev("200c000.ecspi", NULL, "ecspi2"), + clkdev("2010000.ecspi", NULL, "ecspi3"), + clkdev("2014000.ecspi", NULL, "ecspi4"), + clkdev("2018000.ecspi", NULL, "ecspi5"), + clkdev("20ec000.sdma", NULL, "sdma"), + clkdev("20bc000.wdog", NULL, "dummy"), + clkdev("20c0000.wdog", NULL, "dummy"), +}; + +static char *step_sels[] = { "osc", "pll2_pfd2_396m", }; +static char *pll1_sw_sels[] = { "pll1_sys", "step", }; +static char *periph_pre_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", }; +static char *periph_clk2_sels[] = { "pll3_usb_otg", "osc", }; +static char *periph_sels[] = { "periph_pre", "periph_clk2", }; +static char *periph2_sels[] = { "periph2_pre", "periph2_clk2", }; +static char *axi_sels[] = { "periph", "pll2_pfd2_396m", "pll3_pfd1_540m", }; +static char *audio_sels[] = { "pll4_audio", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", }; +static char *gpu_axi_sels[] = { "axi", "ahb", }; +static char *gpu2d_core_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", }; +static char *gpu3d_core_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", }; +static char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd9_720m", }; +static char *ipu_sels[] = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", }; +static char *ldb_di_sels[] = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", }; +static char *ipu_di_pre_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", }; +static char *ipu1_di0_sels[] = { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", }; +static char *ipu1_di1_sels[] = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", }; +static char *ipu2_di0_sels[] = { "ipu2_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", }; +static char *ipu2_di1_sels[] = { "ipu2_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", }; +static char *hsi_tx_sels[] = { "pll3_120m", "pll2_pfd2_396m", }; +static char *pcie_axi_sels[] = { "axi", "ahb", }; +static char *ssi_sels[] = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_audio", }; +static char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", }; +static char *enfc_sels[] = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", }; +static char *emi_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", }; +static char *vdo_axi_sels[] = { "axi", "ahb", }; +static char *vpu_axi_sels[] = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", }; +static char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video", + "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0", + "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_audio", }; + +static const char * const clks_init_on[] __initconst = { + "mmdc_ch0_axi", "mmdc_ch1_axi", "uart_ipg", "uart_serial", +}; + +int __init mx6q_clocks_init(void) +{ + struct device_node *np; + struct clk *clk; + void __iomem *base; + int i, irq; + + imx_clk_fixed("dummy", 0); + + /* retrieve the freqency of fixed clocks from device tree */ + for_each_compatible_node(np, NULL, "fixed-clock") { + u32 rate; + if (of_property_read_u32(np, "clock-frequency", &rate)) + continue; + + if (of_device_is_compatible(np, "fsl,imx-ckil")) + imx_clk_fixed("ckil", rate); + else if (of_device_is_compatible(np, "fsl,imx-ckih1")) + imx_clk_fixed("ckih", rate); + else if (of_device_is_compatible(np, "fsl,imx-osc")) + imx_clk_fixed("osc", rate); + } + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop"); + base = of_iomap(np, 0); + WARN_ON(!base); + + /* type name parent_name base gate_mask div_mask */ + imx_clk_pllv3(IMX_PLLV3_SYS, "pll1_sys", "osc", base, 0x2000, 0x7f); + imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2_bus", "osc", base + 0x30, 0x2000, 0x1); + imx_clk_pllv3(IMX_PLLV3_USB, "pll3_usb_otg", "osc", base + 0x10, 0x2000, 0x3); + imx_clk_pllv3(IMX_PLLV3_AV, "pll4_audio", "osc", base + 0x70, 0x2000, 0x7f); + imx_clk_pllv3(IMX_PLLV3_AV, "pll5_video", "osc", base + 0xa0, 0x2000, 0x7f); + imx_clk_pllv3(IMX_PLLV3_MLB, "pll6_mlb", "osc", base + 0xd0, 0x2000, 0x0); + imx_clk_pllv3(IMX_PLLV3_USB, "pll7_usb_host", "osc", base + 0x20, 0x2000, 0x3); + imx_clk_pllv3(IMX_PLLV3_ENET, "pll8_enet", "osc", base + 0xe0, 0x182000, 0x3); + + /* name parent_name reg idx */ + imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0); + imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1); + imx_clk_pfd("pll2_pfd2_396m", "pll2_bus", base + 0x100, 2); + imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0, 0); + imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0, 1); + imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0, 2); + imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0, 3); + + /* name parent_name mult div */ + imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1, 2); + imx_clk_fixed_factor("pll3_120m", "pll3_usb_otg", 1, 4); + imx_clk_fixed_factor("pll3_80m", "pll3_usb_otg", 1, 6); + imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8); + imx_clk_fixed_factor("twd", "arm", 1, 2); + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-ccm"); + base = of_iomap(np, 0); + WARN_ON(!base); + ccm_base = base; + + /* name reg shift width parent_names num_parents */ + imx_clk_mux("step", base + 0xc, 8, 1, step_sels, ARRAY_SIZE(step_sels)); + imx_clk_mux("pll1_sw", base + 0xc, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels)); + imx_clk_mux("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels)); + imx_clk_mux("periph2_pre", base + 0x18, 21, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels)); + imx_clk_mux("periph_clk2_sel", base + 0x18, 12, 1, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels)); + imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels)); + imx_clk_mux("axi_sel", base + 0x14, 6, 2, axi_sels, ARRAY_SIZE(axi_sels)); + imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels)); + imx_clk_mux("asrc_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels)); + imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels)); + imx_clk_mux("gpu2d_axi", base + 0x18, 0, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); + imx_clk_mux("gpu3d_axi", base + 0x18, 1, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); + imx_clk_mux("gpu2d_core_sel", base + 0x18, 16, 2, gpu2d_core_sels, ARRAY_SIZE(gpu2d_core_sels)); + imx_clk_mux("gpu3d_core_sel", base + 0x18, 4, 2, gpu3d_core_sels, ARRAY_SIZE(gpu3d_core_sels)); + imx_clk_mux("gpu3d_shader_sel", base + 0x18, 8, 2, gpu3d_shader_sels, ARRAY_SIZE(gpu3d_shader_sels)); + imx_clk_mux("ipu1_sel", base + 0x3c, 9, 2, ipu_sels, ARRAY_SIZE(ipu_sels)); + imx_clk_mux("ipu2_sel", base + 0x3c, 14, 2, ipu_sels, ARRAY_SIZE(ipu_sels)); + imx_clk_mux("ldb_di0_sel", base + 0x2c, 9, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels)); + imx_clk_mux("ldb_di1_sel", base + 0x2c, 12, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels)); + imx_clk_mux("ipu1_di0_pre_sel", base + 0x34, 6, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + imx_clk_mux("ipu1_di1_pre_sel", base + 0x34, 15, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + imx_clk_mux("ipu2_di0_pre_sel", base + 0x38, 6, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + imx_clk_mux("ipu2_di1_pre_sel", base + 0x38, 15, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + imx_clk_mux("ipu1_di0_sel", base + 0x34, 0, 3, ipu1_di0_sels, ARRAY_SIZE(ipu1_di0_sels)); + imx_clk_mux("ipu1_di1_sel", base + 0x34, 9, 3, ipu1_di1_sels, ARRAY_SIZE(ipu1_di1_sels)); + imx_clk_mux("ipu2_di0_sel", base + 0x38, 0, 3, ipu2_di0_sels, ARRAY_SIZE(ipu2_di0_sels)); + imx_clk_mux("ipu2_di1_sel", base + 0x38, 9, 3, ipu2_di1_sels, ARRAY_SIZE(ipu2_di1_sels)); + imx_clk_mux("hsi_tx_sel", base + 0x30, 28, 1, hsi_tx_sels, ARRAY_SIZE(hsi_tx_sels)); + imx_clk_mux("pcie_axi_sel", base + 0x18, 10, 1, pcie_axi_sels, ARRAY_SIZE(pcie_axi_sels)); + imx_clk_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); + imx_clk_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); + imx_clk_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); + imx_clk_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + imx_clk_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + imx_clk_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + imx_clk_mux("enfc_sel", base + 0x2c, 16, 2, enfc_sels, ARRAY_SIZE(enfc_sels)); + imx_clk_mux("emi_sel", base + 0x1c, 27, 2, emi_sels, ARRAY_SIZE(emi_sels)); + imx_clk_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_sels, ARRAY_SIZE(emi_sels)); + imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels)); + imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels)); + imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); + + /* name reg shift width busy: reg, shift parent_names num_parents */ + imx_clk_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels)); + imx_clk_busy_mux("periph2", base + 0x14, 26, 1, base + 0x48, 3, periph2_sels, ARRAY_SIZE(periph2_sels)); + + /* name parent_name reg shift width */ + imx_clk_divider("periph_clk2", "periph_clk2_sel", base + 0x14, 27, 3); + imx_clk_divider("periph2_clk2", "periph2_clk2_sel", base + 0x14, 0, 3); + imx_clk_divider("ipg", "ahb", base + 0x14, 8, 2); + imx_clk_divider("ipg_per", "ipg", base + 0x1c, 0, 6); + imx_clk_divider("esai_pred", "esai_sel", base + 0x28, 9, 3); + imx_clk_divider("esai_podf", "esai_pred", base + 0x28, 25, 3); + imx_clk_divider("asrc_pred", "asrc_sel", base + 0x30, 12, 3); + imx_clk_divider("asrc_podf", "asrc_pred", base + 0x30, 9, 3); + imx_clk_divider("spdif_pred", "spdif_sel", base + 0x30, 25, 3); + imx_clk_divider("spdif_podf", "spdif_pred", base + 0x30, 22, 3); + imx_clk_divider("can_root", "pll3_usb_otg", base + 0x20, 2, 6); + imx_clk_divider("ecspi_root", "pll3_60m", base + 0x38, 19, 6); + imx_clk_divider("gpu2d_core_podf", "gpu2d_core_sel", base + 0x18, 23, 3); + imx_clk_divider("gpu3d_core_podf", "gpu3d_core_sel", base + 0x18, 26, 3); + imx_clk_divider("gpu3d_shader", "gpu3d_shader_sel", base + 0x18, 29, 3); + imx_clk_divider("ipu1_podf", "ipu1_sel", base + 0x3c, 11, 3); + imx_clk_divider("ipu2_podf", "ipu2_sel", base + 0x3c, 16, 3); + imx_clk_divider("ldb_di0_podf", "ldb_di0_sel", base + 0x20, 10, 1); + imx_clk_divider("ldb_di1_podf", "ldb_di1_sel", base + 0x20, 11, 1); + imx_clk_divider("ipu1_di0_pre", "ipu1_di0_pre_sel", base + 0x34, 3, 3); + imx_clk_divider("ipu1_di1_pre", "ipu1_di1_pre_sel", base + 0x34, 12, 3); + imx_clk_divider("ipu2_di0_pre", "ipu2_di0_pre_sel", base + 0x38, 3, 3); + imx_clk_divider("ipu2_di1_pre", "ipu2_di1_pre_sel", base + 0x38, 12, 3); + imx_clk_divider("hsi_tx_podf", "hsi_tx_sel", base + 0x30, 29, 3); + imx_clk_divider("ssi1_pred", "ssi1_sel", base + 0x28, 6, 3); + imx_clk_divider("ssi1_podf", "ssi1_pred", base + 0x28, 0, 6); + imx_clk_divider("ssi2_pred", "ssi2_sel", base + 0x2c, 6, 3); + imx_clk_divider("ssi2_podf", "ssi2_pred", base + 0x2c, 0, 6); + imx_clk_divider("ssi3_pred", "ssi3_sel", base + 0x28, 22, 3); + imx_clk_divider("ssi3_podf", "ssi3_pred", base + 0x28, 16, 6); + imx_clk_divider("uart_serial_podf", "pll3_80m", base + 0x24, 0, 6); + imx_clk_divider("usdhc1_podf", "usdhc1_sel", base + 0x24, 11, 3); + imx_clk_divider("usdhc2_podf", "usdhc2_sel", base + 0x24, 16, 3); + imx_clk_divider("usdhc3_podf", "usdhc3_sel", base + 0x24, 19, 3); + imx_clk_divider("usdhc4_podf", "usdhc4_sel", base + 0x24, 22, 3); + imx_clk_divider("enfc_pred", "enfc_sel", base + 0x2c, 18, 3); + imx_clk_divider("enfc_podf", "enfc_pred", base + 0x2c, 21, 6); + imx_clk_divider("emi_podf", "emi_sel", base + 0x1c, 20, 3); + imx_clk_divider("emi_slow_podf", "emi_slow_sel", base + 0x1c, 23, 3); + imx_clk_divider("vpu_axi_podf", "vpu_axi_sel", base + 0x24, 25, 3); + imx_clk_divider("cko1_podf", "cko1_sel", base + 0x60, 4, 3); + + /* name parent_name reg shift width busy: reg, shift */ + imx_clk_busy_divider("axi", "axi_sel", base + 0x14, 16, 3, base + 0x48, 0); + imx_clk_busy_divider("mmdc_ch0_axi_podf", "periph", base + 0x14, 19, 3, base + 0x48, 4); + imx_clk_busy_divider("mmdc_ch1_axi_podf", "periph2", base + 0x14, 3, 3, base + 0x48, 2); + imx_clk_busy_divider("arm", "pll1_sw", base + 0x10, 0, 3, base + 0x48, 16); + imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1); + + /* name parent_name reg shift */ + imx_clk_gate2("apbh_dma", "ahb", base + 0x68, 4); + imx_clk_gate2("asrc", "asrc_podf", base + 0x68, 6); + imx_clk_gate2("can1_ipg", "ipg", base + 0x68, 14); + imx_clk_gate2("can1_serial", "can_root", base + 0x68, 16); + imx_clk_gate2("can2_ipg", "ipg", base + 0x68, 18); + imx_clk_gate2("can2_serial", "can_root", base + 0x68, 20); + imx_clk_gate2("ecspi1", "ecspi_root", base + 0x6c, 0); + imx_clk_gate2("ecspi2", "ecspi_root", base + 0x6c, 2); + imx_clk_gate2("ecspi3", "ecspi_root", base + 0x6c, 4); + imx_clk_gate2("ecspi4", "ecspi_root", base + 0x6c, 6); + imx_clk_gate2("ecspi5", "ecspi_root", base + 0x6c, 8); + imx_clk_gate2("enet", "ipg", base + 0x6c, 10); + imx_clk_gate2("esai", "esai_podf", base + 0x6c, 16); + imx_clk_gate2("gpt_ipg", "ipg", base + 0x6c, 20); + imx_clk_gate2("gpt_ipg_per", "ipg_per", base + 0x6c, 22); + imx_clk_gate2("gpu2d_core", "gpu2d_core_podf", base + 0x6c, 24); + imx_clk_gate2("gpu3d_core", "gpu3d_core_podf", base + 0x6c, 26); + imx_clk_gate2("hdmi_iahb", "ahb", base + 0x70, 0); + imx_clk_gate2("hdmi_isfr", "pll3_pfd1_540m", base + 0x70, 4); + imx_clk_gate2("i2c1", "ipg_per", base + 0x70, 6); + imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8); + imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10); + imx_clk_gate2("iim", "ipg", base + 0x70, 12); + imx_clk_gate2("enfc", "enfc_podf", base + 0x70, 14); + imx_clk_gate2("ipu1", "ipu1_podf", base + 0x74, 0); + imx_clk_gate2("ipu1_di0", "ipu1_di0_sel", base + 0x74, 2); + imx_clk_gate2("ipu1_di1", "ipu1_di1_sel", base + 0x74, 4); + imx_clk_gate2("ipu2", "ipu2_podf", base + 0x74, 6); + imx_clk_gate2("ipu2_di0", "ipu2_di0_sel", base + 0x74, 8); + imx_clk_gate2("ldb_di0", "ldb_di0_podf", base + 0x74, 12); + imx_clk_gate2("ldb_di1", "ldb_di1_podf", base + 0x74, 14); + imx_clk_gate2("ipu2_di1", "ipu2_di1_sel", base + 0x74, 10); + imx_clk_gate2("hsi_tx", "hsi_tx_podf", base + 0x74, 16); + imx_clk_gate2("mlb", "pll6_mlb", base + 0x74, 18); + imx_clk_gate2("mmdc_ch0_axi", "mmdc_ch0_axi_podf", base + 0x74, 20); + imx_clk_gate2("mmdc_ch1_axi", "mmdc_ch1_axi_podf", base + 0x74, 22); + imx_clk_gate2("ocram", "ahb", base + 0x74, 28); + imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30); + imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0); + imx_clk_gate2("pwm1", "ipg_per", base + 0x78, 16); + imx_clk_gate2("pwm2", "ipg_per", base + 0x78, 18); + imx_clk_gate2("pwm3", "ipg_per", base + 0x78, 20); + imx_clk_gate2("pwm4", "ipg_per", base + 0x78, 22); + imx_clk_gate2("gpmi_bch_apb", "usdhc3", base + 0x78, 24); + imx_clk_gate2("gpmi_bch", "usdhc4", base + 0x78, 26); + imx_clk_gate2("gpmi_io", "enfc", base + 0x78, 28); + imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30); + imx_clk_gate2("sata", "ipg", base + 0x7c, 4); + imx_clk_gate2("sdma", "ahb", base + 0x7c, 6); + imx_clk_gate2("spba", "ipg", base + 0x7c, 12); + imx_clk_gate2("ssi1", "ssi1_podf", base + 0x7c, 18); + imx_clk_gate2("ssi2", "ssi2_podf", base + 0x7c, 20); + imx_clk_gate2("ssi3", "ssi3_podf", base + 0x7c, 22); + imx_clk_gate2("uart_ipg", "ipg", base + 0x7c, 24); + imx_clk_gate2("uart_serial", "uart_serial_podf", base + 0x7c, 26); + imx_clk_gate2("usboh3", "ipg", base + 0x80, 0); + imx_clk_gate2("usdhc1", "usdhc1_podf", base + 0x80, 2); + imx_clk_gate2("usdhc2", "usdhc2_podf", base + 0x80, 4); + imx_clk_gate2("usdhc3", "usdhc3_podf", base + 0x80, 6); + imx_clk_gate2("usdhc4", "usdhc4_podf", base + 0x80, 8); + imx_clk_gate2("vdo_axi", "vdo_axi_sel", base + 0x80, 12); + imx_clk_gate2("vpu_axi", "vpu_axi_podf", base + 0x80, 14); + imx_clk_gate("cko1", "cko1_podf", base + 0x60, 7); + + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); + + for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) { + clk = clk_get_sys(clks_init_on[i], NULL); + if (IS_ERR(clk)) { + pr_err("%s: failed to get clk %s", __func__, + clks_init_on[i]); + return PTR_ERR(clk); + } + clk_prepare_enable(clk); + } + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt"); + base = of_iomap(np, 0); + WARN_ON(!base); + irq = irq_of_parse_and_map(np, 0); + mxc_timer_init(NULL, base, irq); + + return 0; +} -- 1.7.9.5