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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2011-11-17 08:55:52 -0500
committerPaul Mundt <lethal@linux-sh.org>2011-11-17 14:12:28 -0500
commit6a06d5bf26f078212de084da93e4af863a6e5ccf (patch)
tree34d67c640edb47c3a239c6b186b6aff58096c2cf /arch/sh/kernel/cpu/sh4a/clock-sh7722.c
parent8cc88a55b03bd4940390125c2521c99368513be5 (diff)
sh: sh7722: use runtime PM implementation, common with arm/mach-shmobile
Switch sh7722 to a runtime PM implementation, common with ARM-based sh-mobile platforms. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu/sh4a/clock-sh7722.c')
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7722.c77
1 files changed, 40 insertions, 37 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
index c9a48088ad47..212c72ef959c 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
@@ -22,8 +22,8 @@
22#include <linux/kernel.h> 22#include <linux/kernel.h>
23#include <linux/io.h> 23#include <linux/io.h>
24#include <linux/clkdev.h> 24#include <linux/clkdev.h>
25#include <linux/sh_clk.h>
25#include <asm/clock.h> 26#include <asm/clock.h>
26#include <asm/hwblk.h>
27#include <cpu/sh7722.h> 27#include <cpu/sh7722.h>
28 28
29/* SH7722 registers */ 29/* SH7722 registers */
@@ -33,6 +33,9 @@
33#define SCLKBCR 0xa415000c 33#define SCLKBCR 0xa415000c
34#define IRDACLKCR 0xa4150018 34#define IRDACLKCR 0xa4150018
35#define PLLCR 0xa4150024 35#define PLLCR 0xa4150024
36#define MSTPCR0 0xa4150030
37#define MSTPCR1 0xa4150034
38#define MSTPCR2 0xa4150038
36#define DLLFRQ 0xa4150050 39#define DLLFRQ 0xa4150050
37 40
38/* Fixed 32 KHz root clock for RTC and Power Management purposes */ 41/* Fixed 32 KHz root clock for RTC and Power Management purposes */
@@ -148,31 +151,31 @@ struct clk div6_clks[DIV6_NR] = {
148}; 151};
149 152
150static struct clk mstp_clks[HWBLK_NR] = { 153static struct clk mstp_clks[HWBLK_NR] = {
151 SH_HWBLK_CLK(HWBLK_URAM, &div4_clks[DIV4_U], CLK_ENABLE_ON_INIT), 154 [HWBLK_URAM] = SH_CLK_MSTP32(&div4_clks[DIV4_U], MSTPCR0, 28, CLK_ENABLE_ON_INIT),
152 SH_HWBLK_CLK(HWBLK_XYMEM, &div4_clks[DIV4_B], CLK_ENABLE_ON_INIT), 155 [HWBLK_XYMEM] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 26, CLK_ENABLE_ON_INIT),
153 SH_HWBLK_CLK(HWBLK_TMU, &div4_clks[DIV4_P], 0), 156 [HWBLK_TMU] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 15, 0),
154 SH_HWBLK_CLK(HWBLK_CMT, &r_clk, 0), 157 [HWBLK_CMT] = SH_CLK_MSTP32(&r_clk, MSTPCR0, 14, 0),
155 SH_HWBLK_CLK(HWBLK_RWDT, &r_clk, 0), 158 [HWBLK_RWDT] = SH_CLK_MSTP32(&r_clk, MSTPCR0, 13, 0),
156 SH_HWBLK_CLK(HWBLK_FLCTL, &div4_clks[DIV4_P], 0), 159 [HWBLK_FLCTL] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 10, 0),
157 SH_HWBLK_CLK(HWBLK_SCIF0, &div4_clks[DIV4_P], 0), 160 [HWBLK_SCIF0] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 7, 0),
158 SH_HWBLK_CLK(HWBLK_SCIF1, &div4_clks[DIV4_P], 0), 161 [HWBLK_SCIF1] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 6, 0),
159 SH_HWBLK_CLK(HWBLK_SCIF2, &div4_clks[DIV4_P], 0), 162 [HWBLK_SCIF2] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 5, 0),
160 163
161 SH_HWBLK_CLK(HWBLK_IIC, &div4_clks[DIV4_P], 0), 164 [HWBLK_IIC] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 9, 0),
162 SH_HWBLK_CLK(HWBLK_RTC, &r_clk, 0), 165 [HWBLK_RTC] = SH_CLK_MSTP32(&r_clk, MSTPCR1, 8, 0),
163 166
164 SH_HWBLK_CLK(HWBLK_SDHI, &div4_clks[DIV4_P], 0), 167 [HWBLK_SDHI] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 18, 0),
165 SH_HWBLK_CLK(HWBLK_KEYSC, &r_clk, 0), 168 [HWBLK_KEYSC] = SH_CLK_MSTP32(&r_clk, MSTPCR2, 14, 0),
166 SH_HWBLK_CLK(HWBLK_USBF, &div4_clks[DIV4_P], 0), 169 [HWBLK_USBF] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 11, 0),
167 SH_HWBLK_CLK(HWBLK_2DG, &div4_clks[DIV4_B], 0), 170 [HWBLK_2DG] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 9, 0),
168 SH_HWBLK_CLK(HWBLK_SIU, &div4_clks[DIV4_B], 0), 171 [HWBLK_SIU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 8, 0),
169 SH_HWBLK_CLK(HWBLK_VOU, &div4_clks[DIV4_B], 0), 172 [HWBLK_JPU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 6, 0),
170 SH_HWBLK_CLK(HWBLK_JPU, &div4_clks[DIV4_B], 0), 173 [HWBLK_VOU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 5, 0),
171 SH_HWBLK_CLK(HWBLK_BEU, &div4_clks[DIV4_B], 0), 174 [HWBLK_BEU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 4, 0),
172 SH_HWBLK_CLK(HWBLK_CEU, &div4_clks[DIV4_B], 0), 175 [HWBLK_CEU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 3, 0),
173 SH_HWBLK_CLK(HWBLK_VEU, &div4_clks[DIV4_B], 0), 176 [HWBLK_VEU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 2, 0),
174 SH_HWBLK_CLK(HWBLK_VPU, &div4_clks[DIV4_B], 0), 177 [HWBLK_VPU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 1, 0),
175 SH_HWBLK_CLK(HWBLK_LCDC, &div4_clks[DIV4_P], 0), 178 [HWBLK_LCDC] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 0, 0),
176}; 179};
177 180
178static struct clk_lookup lookups[] = { 181static struct clk_lookup lookups[] = {
@@ -205,27 +208,27 @@ static struct clk_lookup lookups[] = {
205 CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU]), 208 CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU]),
206 209
207 CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]), 210 CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]),
208 CLKDEV_CON_ID("rwdt0", &mstp_clks[HWBLK_RWDT]), 211 CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]),
209 CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]), 212 CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]),
210 213
211 CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]), 214 CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[HWBLK_SCIF0]),
212 CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]), 215 CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[HWBLK_SCIF1]),
213 CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]), 216 CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[HWBLK_SCIF2]),
214 217
215 CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[HWBLK_IIC]), 218 CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[HWBLK_IIC]),
216 CLKDEV_CON_ID("rtc0", &mstp_clks[HWBLK_RTC]), 219 CLKDEV_CON_ID("rtc0", &mstp_clks[HWBLK_RTC]),
217 CLKDEV_CON_ID("sdhi0", &mstp_clks[HWBLK_SDHI]), 220 CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI]),
218 CLKDEV_CON_ID("keysc0", &mstp_clks[HWBLK_KEYSC]), 221 CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[HWBLK_KEYSC]),
219 CLKDEV_CON_ID("usbf0", &mstp_clks[HWBLK_USBF]), 222 CLKDEV_CON_ID("usbf0", &mstp_clks[HWBLK_USBF]),
220 CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]), 223 CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]),
221 CLKDEV_CON_ID("siu0", &mstp_clks[HWBLK_SIU]), 224 CLKDEV_DEV_ID("siu-pcm-audio", &mstp_clks[HWBLK_SIU]),
222 CLKDEV_CON_ID("vou0", &mstp_clks[HWBLK_VOU]), 225 CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]),
223 CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]), 226 CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]),
224 CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]), 227 CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]),
225 CLKDEV_CON_ID("ceu0", &mstp_clks[HWBLK_CEU]), 228 CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU]),
226 CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU]), 229 CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU]),
227 CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]), 230 CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]),
228 CLKDEV_CON_ID("lcdc0", &mstp_clks[HWBLK_LCDC]), 231 CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]),
229}; 232};
230 233
231int __init arch_clk_init(void) 234int __init arch_clk_init(void)
@@ -258,7 +261,7 @@ int __init arch_clk_init(void)
258 ret = sh_clk_div6_register(div6_clks, DIV6_NR); 261 ret = sh_clk_div6_register(div6_clks, DIV6_NR);
259 262
260 if (!ret) 263 if (!ret)
261 ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR); 264 ret = sh_clk_mstp32_register(mstp_clks, HWBLK_NR);
262 265
263 return ret; 266 return ret;
264} 267}