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Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:53904 helo=freyr.lechnology.com) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-SHA256:128) (Exim 4.89) (envelope-from ) id 1eYN1D-0009GR-GI; Sun, 07 Jan 2018 21:18:31 -0500 From: David Lechner To: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 13/44] clk: davinci: Add platform information for TI DM355 PSC Date: Sun, 7 Jan 2018 20:17:12 -0600 Message-Id: <1515377863-20358-14-git-send-email-david@lechnology.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1515377863-20358-1-git-send-email-david@lechnology.com> References: <1515377863-20358-1-git-send-email-david@lechnology.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180107_181843_579387_854B190B X-CRM114-Status: GOOD ( 11.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , David Lechner , Kevin Hilman , Stephen Boyd , Michael Turquette , Sekhar Nori , linux-kernel@vger.kernel.org, Rob Herring , Adam Ford MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This adds platform-specific declarations for the PSC clocks on TI DaVinci 355 based systems. Signed-off-by: David Lechner --- drivers/clk/davinci/Makefile | 1 + drivers/clk/davinci/psc-dm355.c | 78 +++++++++++++++++++++++++++++++++++++++++ include/linux/clk/davinci.h | 1 + 3 files changed, 80 insertions(+) create mode 100644 drivers/clk/davinci/psc-dm355.c diff --git a/drivers/clk/davinci/Makefile b/drivers/clk/davinci/Makefile index aef0390..e0da5c3 100644 --- a/drivers/clk/davinci/Makefile +++ b/drivers/clk/davinci/Makefile @@ -12,4 +12,5 @@ obj-$(CONFIG_ARCH_DAVINCI_DM646x) += pll-dm646x.o obj-y += psc.o obj-$(CONFIG_ARCH_DAVINCI_DA830) += psc-da830.o obj-$(CONFIG_ARCH_DAVINCI_DA850) += psc-da850.o +obj-$(CONFIG_ARCH_DAVINCI_DM355) += psc-dm355.o endif diff --git a/drivers/clk/davinci/psc-dm355.c b/drivers/clk/davinci/psc-dm355.c new file mode 100644 index 0000000..09075ed --- /dev/null +++ b/drivers/clk/davinci/psc-dm355.c @@ -0,0 +1,78 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * PSC clock descriptions for TI DaVinci DM355 + * + * Copyright (C) 2017 David Lechner + */ + +#include +#include +#include +#include + +#include "psc.h" + +static const struct davinci_psc_clk_info dm355_psc_info[] __initconst = { + LPSC(0, 0, vpss_master, pll1_sysclk4, 0), + LPSC(1, 0, vpss_slave, pll1_sysclk4, 0), + LPSC(5, 0, timer3, pll1_aux_clk, 0), + LPSC(6, 0, spi1, pll1_sysclk2, 0), + LPSC(7, 0, mmcsd1, pll1_sysclk2, 0), + LPSC(8, 0, asp1, pll1_sysclk2, 0), + LPSC(9, 0, usb, pll1_sysclk2, 0), + LPSC(10, 0, pwm3, pll1_aux_clk, 0), + LPSC(11, 0, spi2, pll1_sysclk2, 0), + LPSC(12, 0, rto, pll1_aux_clk, 0), + LPSC(14, 0, aemif, pll1_sysclk2, 0), + LPSC(15, 0, mmcsd0, pll1_sysclk2, 0), + LPSC(17, 0, asp0, pll1_sysclk2, 0), + LPSC(18, 0, i2c, pll1_aux_clk, 0), + LPSC(19, 0, uart0, pll1_aux_clk, 0), + LPSC(20, 0, uart1, pll1_aux_clk, 0), + LPSC(21, 0, uart2, pll1_sysclk2, 0), + LPSC(22, 0, spi0, pll1_sysclk2, 0), + LPSC(23, 0, pwm0, pll1_aux_clk, 0), + LPSC(24, 0, pwm1, pll1_aux_clk, 0), + LPSC(25, 0, pwm2, pll1_aux_clk, 0), + LPSC(26, 0, gpio, pll1_sysclk2, 0), + LPSC(27, 0, timer0, pll1_aux_clk, 0), + LPSC(28, 0, timer1, pll1_aux_clk, 0), + /* REVISIT: why can't this be disabled? */ + LPSC(29, 0, timer2, pll1_aux_clk, LPSC_ALWAYS_ENABLED), + LPSC(31, 0, arm, pll1_sysclk1, LPSC_ALWAYS_ENABLED), + LPSC(40, 0, mjcp, pll1_sysclk1, 0), + LPSC(41, 0, vpss_dac, pll1_sysclk3, 0), + { } +}; + +void __init dm355_psc_clk_init(void __iomem *psc) +{ + struct clk_onecell_data *clk_data; + + clk_data = davinci_psc_register_clocks(psc, dm355_psc_info, 42); + if (!clk_data) + return; + + clk_register_clkdev(clk_data->clks[0], "master", "vpss"); + clk_register_clkdev(clk_data->clks[1], "slave", "vpss"); + clk_register_clkdev(clk_data->clks[6], NULL, "spi_davinci.1"); + clk_register_clkdev(clk_data->clks[7], NULL, "dm6441-mmc.1"); + clk_register_clkdev(clk_data->clks[8], NULL, "davinci-mcbsp.1"); + clk_register_clkdev(clk_data->clks[9], "usb", NULL); + clk_register_clkdev(clk_data->clks[11], NULL, "spi_davinci.2"); + clk_register_clkdev(clk_data->clks[14], "aemif", NULL); + clk_register_clkdev(clk_data->clks[15], NULL, "dm6441-mmc.0"); + clk_register_clkdev(clk_data->clks[17], NULL, "davinci-mcbsp.0"); + clk_register_clkdev(clk_data->clks[18], NULL, "i2c_davinci.1"); + clk_register_clkdev(clk_data->clks[19], NULL, "serial8250.0"); + clk_register_clkdev(clk_data->clks[20], NULL, "serial8250.1"); + clk_register_clkdev(clk_data->clks[21], NULL, "serial8250.2"); + clk_register_clkdev(clk_data->clks[22], NULL, "spi_davinci.0"); + clk_register_clkdev(clk_data->clks[26], "gpio", NULL); + clk_register_clkdev(clk_data->clks[27], "timer0", NULL); + clk_register_clkdev(clk_data->clks[29], NULL, "davinci-wdt"); + clk_register_clkdev(clk_data->clks[31], "arm", NULL); + clk_register_clkdev(clk_data->clks[41], "vpss_dac", NULL); + + clk_free_onecell_data(clk_data); +} diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h index 3d8bdfa..dc09177 100644 --- a/include/linux/clk/davinci.h +++ b/include/linux/clk/davinci.h @@ -18,5 +18,6 @@ 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); #endif /* __LINUX_CLK_DAVINCI_H__ */