[14/21] ARM: shmobile: r8a7778: remove legacy clock implementation

Message ID	51e47a386f3ac1c3efd10505a7b190667bd4b731.1442478814.git.horms+renesas@verge.net.au (mailing list archive)
State	Accepted
Commit	51e47a386f3ac1c3efd10505a7b190667bd4b731
Headers	show Return-Path: <linux-sh-owner@kernel.org> From: Simon Horman <horms+renesas@verge.net.au> To: linux-sh@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Magnus Damm <magnus.damm@gmail.com>, Ulrich Hecht <ulrich.hecht+renesas@gmail.com>, Simon Horman <horms+renesas@verge.net.au> Subject: [PATCH 14/21] ARM: shmobile: r8a7778: remove legacy clock implementation Date: Thu, 17 Sep 2015 17:59:30 +0900 Message-Id: <51e47a386f3ac1c3efd10505a7b190667bd4b731.1442478814.git.horms+renesas@verge.net.au> In-Reply-To: <cover.1442478814.git.horms+renesas@verge.net.au> References: <cover.1442478814.git.horms+renesas@verge.net.au> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk

diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index 5392925e15f1..a65c80ac9009 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -18,12 +18,6 @@ obj-$(CONFIG_ARCH_R8A7794) += setup-r8a7794.o obj-$(CONFIG_ARCH_EMEV2) += setup-emev2.o obj-$(CONFIG_ARCH_R7S72100) += setup-r7s72100.o -# Clock objects -ifndef CONFIG_COMMON_CLK -obj-y += clock.o -obj-$(CONFIG_ARCH_R8A7778) += clock-r8a7778.o -endif - # CPU reset vector handling objects cpu-y := platsmp.o headsmp.o diff --git a/arch/arm/mach-shmobile/clock-r8a7778.c b/arch/arm/mach-shmobile/clock-r8a7778.c deleted file mode 100644 index e8510c35558c..000000000000 --- a/arch/arm/mach-shmobile/clock-r8a7778.c +++ /dev/null @@ -1,342 +0,0 @@ -/* - * r8a7778 clock framework support - * - * Copyright (C) 2013 Renesas Solutions Corp. - * Copyright (C) 2013 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * - * based on r8a7779 - * - * Copyright (C) 2011 Renesas Solutions Corp. - * Copyright (C) 2011 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -/* - * MD MD MD MD PLLA PLLB EXTAL clki clkz - * 19 18 12 11 (HMz) (MHz) (MHz) - *---------------------------------------------------------------------------- - * 1 0 0 0 x21 x21 38.00 800 800 - * 1 0 0 1 x24 x24 33.33 800 800 - * 1 0 1 0 x28 x28 28.50 800 800 - * 1 0 1 1 x32 x32 25.00 800 800 - * 1 1 0 1 x24 x21 33.33 800 700 - * 1 1 1 0 x28 x21 28.50 800 600 - * 1 1 1 1 x32 x24 25.00 800 600 - */ - -#include <linux/io.h> -#include <linux/sh_clk.h> -#include <linux/clkdev.h> -#include "clock.h" -#include "common.h" - -#define MSTPCR0 IOMEM(0xffc80030) -#define MSTPCR1 IOMEM(0xffc80034) -#define MSTPCR3 IOMEM(0xffc8003c) -#define MSTPSR1 IOMEM(0xffc80044) -#define MSTPSR4 IOMEM(0xffc80048) -#define MSTPSR6 IOMEM(0xffc8004c) -#define MSTPCR4 IOMEM(0xffc80050) -#define MSTPCR5 IOMEM(0xffc80054) -#define MSTPCR6 IOMEM(0xffc80058) -#define MODEMR 0xFFCC0020 - -#define MD(nr) BIT(nr) - -/* ioremap() through clock mapping mandatory to avoid - * collision with ARM coherent DMA virtual memory range. - */ - -static struct clk_mapping cpg_mapping = { - .phys = 0xffc80000, - .len = 0x80, -}; - -static struct clk extal_clk = { - /* .rate will be updated on r8a7778_clock_init() */ - .mapping = &cpg_mapping, -}; - -static struct clk audio_clk_a = { -}; - -static struct clk audio_clk_b = { -}; - -static struct clk audio_clk_c = { -}; - -/* - * clock ratio of these clock will be updated - * on r8a7778_clock_init() - */ -SH_FIXED_RATIO_CLK_SET(plla_clk, extal_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(pllb_clk, extal_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(i_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(s_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(s1_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(s3_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(s4_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(b_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(out_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(p_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(g_clk, plla_clk, 1, 1); -SH_FIXED_RATIO_CLK_SET(z_clk, pllb_clk, 1, 1); - -static struct clk *main_clks[] = { - &extal_clk, - &plla_clk, - &pllb_clk, - &i_clk, - &s_clk, - &s1_clk, - &s3_clk, - &s4_clk, - &b_clk, - &out_clk, - &p_clk, - &g_clk, - &z_clk, - &audio_clk_a, - &audio_clk_b, - &audio_clk_c, -}; - -enum { - MSTP531, MSTP530, - MSTP529, MSTP528, MSTP527, MSTP526, MSTP525, MSTP524, MSTP523, - MSTP331, - MSTP323, MSTP322, MSTP321, - MSTP311, MSTP310, - MSTP309, MSTP308, MSTP307, - MSTP114, - MSTP110, MSTP109, - MSTP100, - MSTP030, - MSTP029, MSTP028, MSTP027, MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021, - MSTP016, MSTP015, MSTP012, MSTP011, MSTP010, - MSTP009, MSTP008, MSTP007, - MSTP_NR }; - -static struct clk mstp_clks[MSTP_NR] = { - [MSTP531] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 31, 0), /* SCU0 */ - [MSTP530] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 30, 0), /* SCU1 */ - [MSTP529] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 29, 0), /* SCU2 */ - [MSTP528] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 28, 0), /* SCU3 */ - [MSTP527] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 27, 0), /* SCU4 */ - [MSTP526] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 26, 0), /* SCU5 */ - [MSTP525] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 25, 0), /* SCU6 */ - [MSTP524] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 24, 0), /* SCU7 */ - [MSTP523] = SH_CLK_MSTP32(&p_clk, MSTPCR5, 23, 0), /* SCU8 */ - [MSTP331] = SH_CLK_MSTP32(&s4_clk, MSTPCR3, 31, 0), /* MMC */ - [MSTP323] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 23, 0), /* SDHI0 */ - [MSTP322] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 22, 0), /* SDHI1 */ - [MSTP321] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 21, 0), /* SDHI2 */ - [MSTP311] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 11, 0), /* SSI4 */ - [MSTP310] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 10, 0), /* SSI5 */ - [MSTP309] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 9, 0), /* SSI6 */ - [MSTP308] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 8, 0), /* SSI7 */ - [MSTP307] = SH_CLK_MSTP32(&p_clk, MSTPCR3, 7, 0), /* SSI8 */ - [MSTP114] = SH_CLK_MSTP32(&p_clk, MSTPCR1, 14, 0), /* Ether */ - [MSTP110] = SH_CLK_MSTP32(&s_clk, MSTPCR1, 10, 0), /* VIN0 */ - [MSTP109] = SH_CLK_MSTP32(&s_clk, MSTPCR1, 9, 0), /* VIN1 */ - [MSTP100] = SH_CLK_MSTP32(&p_clk, MSTPCR1, 0, 0), /* USB0/1 */ - [MSTP030] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 30, 0), /* I2C0 */ - [MSTP029] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 29, 0), /* I2C1 */ - [MSTP028] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 28, 0), /* I2C2 */ - [MSTP027] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 27, 0), /* I2C3 */ - [MSTP026] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 26, 0), /* SCIF0 */ - [MSTP025] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 25, 0), /* SCIF1 */ - [MSTP024] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 24, 0), /* SCIF2 */ - [MSTP023] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 23, 0), /* SCIF3 */ - [MSTP022] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 22, 0), /* SCIF4 */ - [MSTP021] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 21, 0), /* SCIF5 */ - [MSTP016] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 16, 0), /* TMU0 */ - [MSTP015] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 15, 0), /* TMU1 */ - [MSTP012] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 12, 0), /* SSI0 */ - [MSTP011] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 11, 0), /* SSI1 */ - [MSTP010] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 10, 0), /* SSI2 */ - [MSTP009] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 9, 0), /* SSI3 */ - [MSTP008] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 8, 0), /* SRU */ - [MSTP007] = SH_CLK_MSTP32(&s_clk, MSTPCR0, 7, 0), /* HSPI */ -}; - -static struct clk_lookup lookups[] = { - /* main */ - CLKDEV_CON_ID("shyway_clk", &s_clk), - CLKDEV_CON_ID("peripheral_clk", &p_clk), - - /* MSTP32 clocks */ - CLKDEV_DEV_ID("sh_mmcif", &mstp_clks[MSTP331]), /* MMC */ - CLKDEV_DEV_ID("ffe4e000.mmc", &mstp_clks[MSTP331]), /* MMC */ - CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP323]), /* SDHI0 */ - CLKDEV_DEV_ID("ffe4c000.sd", &mstp_clks[MSTP323]), /* SDHI0 */ - CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP322]), /* SDHI1 */ - CLKDEV_DEV_ID("ffe4d000.sd", &mstp_clks[MSTP322]), /* SDHI1 */ - CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP321]), /* SDHI2 */ - CLKDEV_DEV_ID("ffe4f000.sd", &mstp_clks[MSTP321]), /* SDHI2 */ - CLKDEV_DEV_ID("r8a777x-ether", &mstp_clks[MSTP114]), /* Ether */ - CLKDEV_DEV_ID("r8a7778-vin.0", &mstp_clks[MSTP110]), /* VIN0 */ - CLKDEV_DEV_ID("r8a7778-vin.1", &mstp_clks[MSTP109]), /* VIN1 */ - CLKDEV_DEV_ID("ehci-platform", &mstp_clks[MSTP100]), /* USB EHCI port0/1 */ - CLKDEV_DEV_ID("ohci-platform", &mstp_clks[MSTP100]), /* USB OHCI port0/1 */ - CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP100]), /* USB FUNC */ - CLKDEV_DEV_ID("i2c-rcar.0", &mstp_clks[MSTP030]), /* I2C0 */ - CLKDEV_DEV_ID("ffc70000.i2c", &mstp_clks[MSTP030]), /* I2C0 */ - CLKDEV_DEV_ID("i2c-rcar.1", &mstp_clks[MSTP029]), /* I2C1 */ - CLKDEV_DEV_ID("ffc71000.i2c", &mstp_clks[MSTP029]), /* I2C1 */ - CLKDEV_DEV_ID("i2c-rcar.2", &mstp_clks[MSTP028]), /* I2C2 */ - CLKDEV_DEV_ID("ffc72000.i2c", &mstp_clks[MSTP028]), /* I2C2 */ - CLKDEV_DEV_ID("i2c-rcar.3", &mstp_clks[MSTP027]), /* I2C3 */ - CLKDEV_DEV_ID("ffc73000.i2c", &mstp_clks[MSTP027]), /* I2C3 */ - CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP026]), /* SCIF0 */ - CLKDEV_DEV_ID("ffe40000.serial", &mstp_clks[MSTP026]), /* SCIF0 */ - CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP025]), /* SCIF1 */ - CLKDEV_DEV_ID("ffe41000.serial", &mstp_clks[MSTP025]), /* SCIF1 */ - CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP024]), /* SCIF2 */ - CLKDEV_DEV_ID("ffe42000.serial", &mstp_clks[MSTP024]), /* SCIF2 */ - CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP023]), /* SCIF3 */ - CLKDEV_DEV_ID("ffe43000.serial", &mstp_clks[MSTP023]), /* SCIF3 */ - CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP022]), /* SCIF4 */ - CLKDEV_DEV_ID("ffe44000.serial", &mstp_clks[MSTP022]), /* SCIF4 */ - CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP021]), /* SCIF6 */ - CLKDEV_DEV_ID("ffe45000.serial", &mstp_clks[MSTP021]), /* SCIF5 */ - CLKDEV_DEV_ID("sh-hspi.0", &mstp_clks[MSTP007]), /* HSPI0 */ - CLKDEV_DEV_ID("fffc7000.spi", &mstp_clks[MSTP007]), /* HSPI0 */ - CLKDEV_DEV_ID("sh-hspi.1", &mstp_clks[MSTP007]), /* HSPI1 */ - CLKDEV_DEV_ID("fffc8000.spi", &mstp_clks[MSTP007]), /* HSPI1 */ - CLKDEV_DEV_ID("sh-hspi.2", &mstp_clks[MSTP007]), /* HSPI2 */ - CLKDEV_DEV_ID("fffc6000.spi", &mstp_clks[MSTP007]), /* HSPI2 */ - CLKDEV_DEV_ID("rcar_sound", &mstp_clks[MSTP008]), /* SRU */ - - CLKDEV_ICK_ID("clk_a", "rcar_sound", &audio_clk_a), - CLKDEV_ICK_ID("clk_b", "rcar_sound", &audio_clk_b), - CLKDEV_ICK_ID("clk_c", "rcar_sound", &audio_clk_c), - CLKDEV_ICK_ID("clk_i", "rcar_sound", &s1_clk), - CLKDEV_ICK_ID("ssi.0", "rcar_sound", &mstp_clks[MSTP012]), - CLKDEV_ICK_ID("ssi.1", "rcar_sound", &mstp_clks[MSTP011]), - CLKDEV_ICK_ID("ssi.2", "rcar_sound", &mstp_clks[MSTP010]), - CLKDEV_ICK_ID("ssi.3", "rcar_sound", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("ssi.4", "rcar_sound", &mstp_clks[MSTP311]), - CLKDEV_ICK_ID("ssi.5", "rcar_sound", &mstp_clks[MSTP310]), - CLKDEV_ICK_ID("ssi.6", "rcar_sound", &mstp_clks[MSTP309]), - CLKDEV_ICK_ID("ssi.7", "rcar_sound", &mstp_clks[MSTP308]), - CLKDEV_ICK_ID("ssi.8", "rcar_sound", &mstp_clks[MSTP307]), - CLKDEV_ICK_ID("src.0", "rcar_sound", &mstp_clks[MSTP531]), - CLKDEV_ICK_ID("src.1", "rcar_sound", &mstp_clks[MSTP530]), - CLKDEV_ICK_ID("src.2", "rcar_sound", &mstp_clks[MSTP529]), - CLKDEV_ICK_ID("src.3", "rcar_sound", &mstp_clks[MSTP528]), - CLKDEV_ICK_ID("src.4", "rcar_sound", &mstp_clks[MSTP527]), - CLKDEV_ICK_ID("src.5", "rcar_sound", &mstp_clks[MSTP526]), - CLKDEV_ICK_ID("src.6", "rcar_sound", &mstp_clks[MSTP525]), - CLKDEV_ICK_ID("src.7", "rcar_sound", &mstp_clks[MSTP524]), - CLKDEV_ICK_ID("src.8", "rcar_sound", &mstp_clks[MSTP523]), - CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP016]), - CLKDEV_ICK_ID("fck", "ffd80000.timer", &mstp_clks[MSTP016]), - CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP015]), - CLKDEV_ICK_ID("fck", "ffd81000.timer", &mstp_clks[MSTP015]), -}; - -void __init r8a7778_clock_init(void) -{ - void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE); - u32 mode; - int k, ret = 0; - - BUG_ON(!modemr); - mode = ioread32(modemr); - iounmap(modemr); - - switch (mode & (MD(19) | MD(18) | MD(12) | MD(11))) { - case MD(19): - extal_clk.rate = 38000000; - SH_CLK_SET_RATIO(&plla_clk_ratio, 21, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 21, 1); - break; - case MD(19) | MD(11): - extal_clk.rate = 33333333; - SH_CLK_SET_RATIO(&plla_clk_ratio, 24, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 24, 1); - break; - case MD(19) | MD(12): - extal_clk.rate = 28500000; - SH_CLK_SET_RATIO(&plla_clk_ratio, 28, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 28, 1); - break; - case MD(19) | MD(12) | MD(11): - extal_clk.rate = 25000000; - SH_CLK_SET_RATIO(&plla_clk_ratio, 32, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 32, 1); - break; - case MD(19) | MD(18) | MD(11): - extal_clk.rate = 33333333; - SH_CLK_SET_RATIO(&plla_clk_ratio, 24, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 21, 1); - break; - case MD(19) | MD(18) | MD(12): - extal_clk.rate = 28500000; - SH_CLK_SET_RATIO(&plla_clk_ratio, 28, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 21, 1); - break; - case MD(19) | MD(18) | MD(12) | MD(11): - extal_clk.rate = 25000000; - SH_CLK_SET_RATIO(&plla_clk_ratio, 32, 1); - SH_CLK_SET_RATIO(&pllb_clk_ratio, 24, 1); - break; - default: - BUG(); - } - - if (mode & MD(1)) { - SH_CLK_SET_RATIO(&i_clk_ratio, 1, 1); - SH_CLK_SET_RATIO(&s_clk_ratio, 1, 3); - SH_CLK_SET_RATIO(&s1_clk_ratio, 1, 6); - SH_CLK_SET_RATIO(&s3_clk_ratio, 1, 4); - SH_CLK_SET_RATIO(&s4_clk_ratio, 1, 8); - SH_CLK_SET_RATIO(&p_clk_ratio, 1, 12); - SH_CLK_SET_RATIO(&g_clk_ratio, 1, 12); - if (mode & MD(2)) { - SH_CLK_SET_RATIO(&b_clk_ratio, 1, 18); - SH_CLK_SET_RATIO(&out_clk_ratio, 1, 18); - } else { - SH_CLK_SET_RATIO(&b_clk_ratio, 1, 12); - SH_CLK_SET_RATIO(&out_clk_ratio, 1, 12); - } - } else { - SH_CLK_SET_RATIO(&i_clk_ratio, 1, 1); - SH_CLK_SET_RATIO(&s_clk_ratio, 1, 4); - SH_CLK_SET_RATIO(&s1_clk_ratio, 1, 8); - SH_CLK_SET_RATIO(&s3_clk_ratio, 1, 4); - SH_CLK_SET_RATIO(&s4_clk_ratio, 1, 8); - SH_CLK_SET_RATIO(&p_clk_ratio, 1, 16); - SH_CLK_SET_RATIO(&g_clk_ratio, 1, 12); - if (mode & MD(2)) { - SH_CLK_SET_RATIO(&b_clk_ratio, 1, 16); - SH_CLK_SET_RATIO(&out_clk_ratio, 1, 16); - } else { - SH_CLK_SET_RATIO(&b_clk_ratio, 1, 12); - SH_CLK_SET_RATIO(&out_clk_ratio, 1, 12); - } - } - - for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++) - ret = clk_register(main_clks[k]); - - if (!ret) - ret = sh_clk_mstp_register(mstp_clks, MSTP_NR); - - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); - - if (!ret) - shmobile_clk_init(); - else - panic("failed to setup r8a7778 clocks\n"); -} diff --git a/arch/arm/mach-shmobile/clock.c b/arch/arm/mach-shmobile/clock.c deleted file mode 100644 index 68c2d06d0eaa..000000000000 --- a/arch/arm/mach-shmobile/clock.c +++ /dev/null @@ -1,47 +0,0 @@ -/* - * SH-Mobile Clock Framework - * - * Copyright (C) 2010 Magnus Damm - * - * Used together with arch/arm/common/clkdev.c and drivers/sh/clk.c. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/export.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/sh_clk.h> - -#include "clock.h" -#include "common.h" - -unsigned long shmobile_fixed_ratio_clk_recalc(struct clk *clk) -{ - struct clk_ratio *p = clk->priv; - - return clk->parent->rate / p->div * p->mul; -}; - -struct sh_clk_ops shmobile_fixed_ratio_clk_ops = { - .recalc = shmobile_fixed_ratio_clk_recalc, -}; - -int __init shmobile_clk_init(void) -{ - /* Kick the child clocks.. */ - recalculate_root_clocks(); - - /* Enable the necessary init clocks */ - clk_enable_init_clocks(); - - return 0; -} diff --git a/arch/arm/mach-shmobile/clock.h b/arch/arm/mach-shmobile/clock.h deleted file mode 100644 index cf3552ea1019..000000000000 --- a/arch/arm/mach-shmobile/clock.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef CLOCK_H -#define CLOCK_H - -/* legacy clock implementation */ - -struct clk; -unsigned long shmobile_fixed_ratio_clk_recalc(struct clk *clk); -extern struct sh_clk_ops shmobile_fixed_ratio_clk_ops; - -/* clock ratio */ -struct clk_ratio { - int mul; - int div; -}; - -#define SH_CLK_RATIO(name, m, d) \ -static struct clk_ratio name ##_ratio = { \ - .mul = m, \ - .div = d, \ -} - -#define SH_FIXED_RATIO_CLKg(name, p, r) \ -struct clk name = { \ - .parent = &p, \ - .ops = &shmobile_fixed_ratio_clk_ops,\ - .priv = &r ## _ratio, \ -} - -#define SH_FIXED_RATIO_CLK(name, p, r) \ -static SH_FIXED_RATIO_CLKg(name, p, r) - -#define SH_FIXED_RATIO_CLK_SET(name, p, m, d) \ - SH_CLK_RATIO(name, m, d); \ - SH_FIXED_RATIO_CLK(name, p, name) - -#define SH_CLK_SET_RATIO(p, m, d) \ -do { \ - (p)->mul = m; \ - (p)->div = d; \ -} while (0) - -#endif

[14/21] ARM: shmobile: r8a7778: remove legacy clock implementation

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