From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Lechner Subject: [PATCH v6 14/41] clk: davinci: Add platform information for TI DM365 PSC Date: Sat, 20 Jan 2018 11:13:53 -0600 Message-ID: <1516468460-4908-15-git-send-email-david@lechnology.com> References: <1516468460-4908-1-git-send-email-david@lechnology.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1516468460-4908-1-git-send-email-david@lechnology.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Mark Rutland , David Lechner , Kevin Hilman , Stephen Boyd , Michael Turquette , Sekhar Nori , linux-kernel@vger.kernel.org, Bartosz Golaszewski , Rob Herring , Adam Ford List-Id: devicetree@vger.kernel.org This adds platform-specific declarations for the PSC clocks on TI DM365 based systems. Signed-off-by: David Lechner --- v6 changes: - change how clkdev lookups are declared drivers/clk/davinci/Makefile | 1 + drivers/clk/davinci/psc-dm365.c | 79 +++++++++++++++++++++++++++++++++++++++++ include/linux/clk/davinci.h | 1 + 3 files changed, 81 insertions(+) create mode 100644 drivers/clk/davinci/psc-dm365.c diff --git a/drivers/clk/davinci/Makefile b/drivers/clk/davinci/Makefile index e0da5c3..78dc1eb 100644 --- a/drivers/clk/davinci/Makefile +++ b/drivers/clk/davinci/Makefile @@ -13,4 +13,5 @@ obj-y += psc.o obj-$(CONFIG_ARCH_DAVINCI_DA830) += psc-da830.o obj-$(CONFIG_ARCH_DAVINCI_DA850) += psc-da850.o obj-$(CONFIG_ARCH_DAVINCI_DM355) += psc-dm355.o +obj-$(CONFIG_ARCH_DAVINCI_DM365) += psc-dm365.o endif diff --git a/drivers/clk/davinci/psc-dm365.c b/drivers/clk/davinci/psc-dm365.c new file mode 100644 index 0000000..dd6eb1d --- /dev/null +++ b/drivers/clk/davinci/psc-dm365.c @@ -0,0 +1,79 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * PSC clock descriptions for TI DaVinci DM365 + * + * Copyright (C) 2018 David Lechner + */ + +#include +#include +#include +#include + +#include "psc.h" + +LPSC_CLKDEV1(vpss_slave_clkdev, "slave", "vpss"); +LPSC_CLKDEV1(spi1_clkdev, NULL, "spi_davinci.1"); +LPSC_CLKDEV1(mmcsd1_clkdev, NULL, "da830-mmc.1"); +LPSC_CLKDEV1(asp0_clkdev, NULL, "davinci-mcbsp"); +LPSC_CLKDEV1(usb_clkdev, "usb", NULL); +LPSC_CLKDEV1(spi2_clkdev, NULL, "spi_davinci.2"); +LPSC_CLKDEV1(aemif_clkdev, "aemif", NULL); +LPSC_CLKDEV1(mmcsd0_clkdev, NULL, "da830-mmc.0"); +LPSC_CLKDEV1(i2c_clkdev, NULL, "i2c_davinci.1"); +LPSC_CLKDEV1(uart0_clkdev, NULL, "serial8250.0"); +LPSC_CLKDEV1(uart1_clkdev, NULL, "serial8250.1"); +LPSC_CLKDEV1(spi0_clkdev, NULL, "spi_davinci.0"); +/* REVISIT: gpio-davinci.c should be modified to drop con_id */ +LPSC_CLKDEV1(gpio_clkdev, "gpio", NULL); +LPSC_CLKDEV1(timer0_clkdev, "timer0", NULL); +LPSC_CLKDEV1(timer2_clkdev, NULL, "davinci-wdt"); +LPSC_CLKDEV1(spi3_clkdev, NULL, "spi_davinci.3"); +LPSC_CLKDEV1(spi4_clkdev, NULL, "spi_davinci.4"); +LPSC_CLKDEV2(emac_clkdev, NULL, "davinci_emac.1", + "fck", "davinci_mdio.0"); +LPSC_CLKDEV1(voice_codec_clkdev, NULL, "davinci_voicecodec"); +LPSC_CLKDEV1(vpss_dac_clkdev, "vpss_dac", NULL); +LPSC_CLKDEV1(vpss_master_clkdev, "master", "vpss"); + +static const struct davinci_psc_clk_info dm365_psc_info[] __initconst = { + LPSC(1, 0, vpss_slave, pll1_sysclk5, vpss_slave_clkdev, 0), + LPSC(5, 0, timer3, pll1_auxclk, NULL, 0), + LPSC(6, 0, spi1, pll1_sysclk4, spi1_clkdev, 0), + LPSC(7, 0, mmcsd1, pll1_sysclk4, mmcsd1_clkdev, 0), + LPSC(8, 0, asp0, pll1_sysclk4, asp0_clkdev, 0), + LPSC(9, 0, usb, pll1_auxclk, usb_clkdev, 0), + LPSC(10, 0, pwm3, pll1_auxclk, NULL, 0), + LPSC(11, 0, spi2, pll1_sysclk4, spi2_clkdev, 0), + LPSC(12, 0, rto, pll1_sysclk4, NULL, 0), + LPSC(14, 0, aemif, pll1_sysclk4, aemif_clkdev, 0), + LPSC(15, 0, mmcsd0, pll1_sysclk8, mmcsd0_clkdev, 0), + LPSC(18, 0, i2c, pll1_auxclk, i2c_clkdev, 0), + LPSC(19, 0, uart0, pll1_auxclk, uart0_clkdev, 0), + LPSC(20, 0, uart1, pll1_sysclk4, uart1_clkdev, 0), + LPSC(22, 0, spi0, pll1_sysclk4, spi0_clkdev, 0), + LPSC(23, 0, pwm0, pll1_auxclk, NULL, 0), + LPSC(24, 0, pwm1, pll1_auxclk, NULL, 0), + LPSC(25, 0, pwm2, pll1_auxclk, NULL, 0), + LPSC(26, 0, gpio, pll1_sysclk4, gpio_clkdev, 0), + LPSC(27, 0, timer0, pll1_auxclk, timer0_clkdev, 0), + LPSC(28, 0, timer1, pll1_auxclk, NULL, 0), + /* REVISIT: why can't this be disabled? */ + LPSC(29, 0, timer2, pll1_auxclk, timer2_clkdev, + LPSC_ALWAYS_ENABLED), + LPSC(31, 0, arm, pll2_sysclk2, NULL, + LPSC_ALWAYS_ENABLED), + LPSC(38, 0, spi3, pll1_sysclk4, spi3_clkdev, 0), + LPSC(39, 0, spi4, pll1_auxclk, spi4_clkdev, 0), + LPSC(40, 0, emac, pll2_sysclk4, emac_clkdev, 0), + LPSC(44, 1, voice_codec, pll1_sysclk3, voice_codec_clkdev, 0), + LPSC(46, 1, vpss_dac, pll1_sysclk3, vpss_dac_clkdev, 0), + LPSC(47, 0, vpss_master, pll1_sysclk5, vpss_master_clkdev, 0), + LPSC(50, 0, mjcp, pll1_sysclk3, NULL, 0), + { } +}; + +void __init dm365_psc_clk_init(void __iomem *psc) +{ + davinci_psc_register_clocks(dm365_psc_info, psc); +} diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h index dc09177..c7d8c5f 100644 --- a/include/linux/clk/davinci.h +++ b/include/linux/clk/davinci.h @@ -19,5 +19,6 @@ void dm646x_pll_clk_init(void __iomem *pll1, void __iomem *pll2); void da830_psc_clk_init(void __iomem *psc0, void __iomem *psc1); void da850_psc_clk_init(void __iomem *psc0, void __iomem *psc1); void dm355_psc_clk_init(void __iomem *psc); +void dm365_psc_clk_init(void __iomem *psc); #endif /* __LINUX_CLK_DAVINCI_H__ */ -- 2.7.4