ARM: shmobile: r8a7778: remove legacy clock implementation

Bock-W was the last legacy clock platform, so this also removes the
common legacy clock code.

Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Acked-by: by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

4 files changed, 0 insertions, 437 deletions

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