From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755150AbeAHCSs (ORCPT + 1 other); Sun, 7 Jan 2018 21:18:48 -0500 Received: from vern.gendns.com ([206.190.152.46]:51018 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755053AbeAHCSo (ORCPT ); Sun, 7 Jan 2018 21:18:44 -0500 From: David Lechner To: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Michael Turquette , Stephen Boyd , Rob Herring , Mark Rutland , Sekhar Nori , Kevin Hilman , Adam Ford , linux-kernel@vger.kernel.org, David Lechner Subject: [PATCH v5 15/44] clk: davinci: Add platform information for TI DM644x PSC Date: Sun, 7 Jan 2018 20:17:14 -0600 Message-Id: <1515377863-20358-16-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 - vger.kernel.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: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: This adds platform-specific declarations for the PSC clocks on TI DaVinci 644x based systems. Signed-off-by: David Lechner --- drivers/clk/davinci/Makefile | 1 + drivers/clk/davinci/psc-dm644x.c | 73 ++++++++++++++++++++++++++++++++++++++++ include/linux/clk/davinci.h | 1 + 3 files changed, 75 insertions(+) create mode 100644 drivers/clk/davinci/psc-dm644x.c diff --git a/drivers/clk/davinci/Makefile b/drivers/clk/davinci/Makefile index 78dc1eb..a20e379 100644 --- a/drivers/clk/davinci/Makefile +++ b/drivers/clk/davinci/Makefile @@ -14,4 +14,5 @@ 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 +obj-$(CONFIG_ARCH_DAVINCI_DM644x) += psc-dm644x.o endif diff --git a/drivers/clk/davinci/psc-dm644x.c b/drivers/clk/davinci/psc-dm644x.c new file mode 100644 index 0000000..ef5ef14 --- /dev/null +++ b/drivers/clk/davinci/psc-dm644x.c @@ -0,0 +1,73 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * PSC clock descriptions for TI DaVinci DM644x + * + * Copyright (C) 2017 David Lechner + */ + +#include +#include +#include +#include + +#include "psc.h" + +static const struct davinci_psc_clk_info dm644x_psc_info[] __initconst = { + LPSC(0, 0, vpss_master, pll1_sysclk3, 0), + LPSC(1, 0, vpss_slave, pll1_sysclk3, 0), + LPSC(6, 0, emac, pll1_sysclk5, 0), + LPSC(9, 0, usb, pll1_sysclk5, 0), + LPSC(10, 0, ide, pll1_sysclk5, 0), + LPSC(11, 0, vlynq, pll1_sysclk5, 0), + LPSC(14, 0, aemif, pll1_sysclk5, 0), + LPSC(15, 0, mmcsd, pll1_sysclk5, 0), + LPSC(17, 0, asp0, pll1_sysclk5, 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_aux_clk, 0), + LPSC(22, 0, spi, pll1_sysclk5, 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_sysclk5, 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_sysclk2, LPSC_ALWAYS_ENABLED), + /* REVISIT how to disable? */ + LPSC(39, 1, dsp, pll1_sysclk1, LPSC_ALWAYS_ENABLED), + /* REVISIT how to disable? */ + LPSC(40, 1, vicp, pll1_sysclk2, LPSC_ALWAYS_ENABLED), + { } +}; + +void __init dm644x_psc_clk_init(void __iomem *psc) +{ + struct clk_onecell_data *clk_data; + + clk_data = davinci_psc_register_clocks(psc, dm644x_psc_info, 41); + 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, "davinci_emac.1"); + clk_register_clkdev(clk_data->clks[6], "fck", "davinci_mdio.0"); + clk_register_clkdev(clk_data->clks[9], "usb", NULL); + clk_register_clkdev(clk_data->clks[10], NULL, "palm_bk3710"); + 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"); + 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[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_free_onecell_data(clk_data); +} diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h index c7d8c5f..6d2896d 100644 --- a/include/linux/clk/davinci.h +++ b/include/linux/clk/davinci.h @@ -20,5 +20,6 @@ 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); +void dm644x_psc_clk_init(void __iomem *psc); #endif /* __LINUX_CLK_DAVINCI_H__ */ -- 2.7.4