From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755105AbeAHCSi (ORCPT + 1 other); Sun, 7 Jan 2018 21:18:38 -0500 Received: from vern.gendns.com ([206.190.152.46]:50950 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755048AbeAHCSb (ORCPT ); Sun, 7 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 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 07/44] clk: davinci: Add platform information for TI DM644x PLL Date: Sun, 7 Jan 2018 20:17:06 -0600 Message-Id: <1515377863-20358-8-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 PLL clocks on TI DaVinci 644x based systems. Signed-off-by: David Lechner --- drivers/clk/davinci/Makefile | 1 + drivers/clk/davinci/pll-dm644x.c | 41 ++++++++++++++++++++++++++++++++++++++++ include/linux/clk/davinci.h | 1 + 3 files changed, 43 insertions(+) create mode 100644 drivers/clk/davinci/pll-dm644x.c diff --git a/drivers/clk/davinci/Makefile b/drivers/clk/davinci/Makefile index 353aa02..59d8ab6 100644 --- a/drivers/clk/davinci/Makefile +++ b/drivers/clk/davinci/Makefile @@ -6,4 +6,5 @@ obj-$(CONFIG_ARCH_DAVINCI_DA830) += pll-da830.o obj-$(CONFIG_ARCH_DAVINCI_DA850) += pll-da850.o obj-$(CONFIG_ARCH_DAVINCI_DM355) += pll-dm355.o obj-$(CONFIG_ARCH_DAVINCI_DM365) += pll-dm365.o +obj-$(CONFIG_ARCH_DAVINCI_DM644x) += pll-dm644x.o endif diff --git a/drivers/clk/davinci/pll-dm644x.c b/drivers/clk/davinci/pll-dm644x.c new file mode 100644 index 0000000..b0d0373 --- /dev/null +++ b/drivers/clk/davinci/pll-dm644x.c @@ -0,0 +1,41 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * PLL clock descriptions for TI DM644X + * + * Copyright (C) 2017 David Lechner + */ + +#include +#include + +#include "pll.h" + +static const struct davinci_pll_divclk_info dm644x_pll1_divclk_info[] __initconst = { + DIVCLK(1, pll1_sysclk1, pll1, DIVCLK_FIXED_DIV), + DIVCLK(2, pll1_sysclk2, pll1, DIVCLK_FIXED_DIV), + DIVCLK(3, pll1_sysclk3, pll1, DIVCLK_FIXED_DIV), + DIVCLK(5, pll1_sysclk5, pll1, DIVCLK_FIXED_DIV), + { } +}; + +static const struct davinci_pll_divclk_info dm644x_pll2_divclk_info[] __initconst = { + DIVCLK(1, pll2_sysclk1, pll2, 0), + DIVCLK(2, pll2_sysclk2, pll2, 0), + { } +}; + +void __init dm644x_pll_clk_init(void __iomem *pll1, void __iomem *pll2) +{ + const struct davinci_pll_divclk_info *info; + + davinci_pll_clk_register("pll1", "ref_clk", pll1); + for (info = dm644x_pll1_divclk_info; info->name; info++) + davinci_pll_divclk_register(info, pll1); + davinci_pll_aux_clk_register("pll1_aux_clk", "ref_clk", pll1); + davinci_pll_bpdiv_clk_register("pll1_sysclkbp", "ref_clk", pll1); + + davinci_pll_clk_register("pll2", "ref_clk", pll2); + for (info = dm644x_pll2_divclk_info; info->name; info++) + davinci_pll_divclk_register(info, pll2); + davinci_pll_bpdiv_clk_register("pll2_sysclkbp", "ref_clk", pll2); +} diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h index 5bf60a7..535990a 100644 --- a/include/linux/clk/davinci.h +++ b/include/linux/clk/davinci.h @@ -13,5 +13,6 @@ void da830_pll_clk_init(void __iomem *pll); void da850_pll_clk_init(void __iomem *pll0, void __iomem *pll1); void dm355_pll_clk_init(void __iomem *pll1, void __iomem *pll2); void dm365_pll_clk_init(void __iomem *pll1, void __iomem *pll2); +void dm644x_pll_clk_init(void __iomem *pll1, void __iomem *pll2); #endif /* __LINUX_CLK_DAVINCI_H__ */ -- 2.7.4