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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2011-11-17 13:55:56 (GMT)
committerPaul Mundt <lethal@linux-sh.org>2011-11-17 19:12:29 (GMT)
commit7fa4632db8bfadf37b5e19f6b73398c6bccb5c90 (patch)
tree542586cd9a7b883beb11b68a5f92f0601a59ebd4 /arch/sh/kernel/cpu/sh4a/clock-sh7723.c
parent6a06d5bf26f078212de084da93e4af863a6e5ccf (diff)
downloadlinux-fsl-qoriq-7fa4632db8bfadf37b5e19f6b73398c6bccb5c90.tar.xz
sh: sh7723: use runtime PM implementation, common with arm/mach-shmobile
Switch sh7723 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-sh7723.c')
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7723.c168
1 files changed, 73 insertions, 95 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c
index 3cc3827..041c415 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c
@@ -23,8 +23,8 @@
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/clkdev.h>
+#include <linux/sh_clk.h>
#include <asm/clock.h>
-#include <asm/hwblk.h>
#include <cpu/sh7723.h>
/* SH7723 registers */
@@ -34,6 +34,9 @@
#define SCLKBCR 0xa415000c
#define IRDACLKCR 0xa4150018
#define PLLCR 0xa4150024
+#define MSTPCR0 0xa4150030
+#define MSTPCR1 0xa4150034
+#define MSTPCR2 0xa4150038
#define DLLFRQ 0xa4150050
/* Fixed 32 KHz root clock for RTC and Power Management purposes */
@@ -149,55 +152,55 @@ struct clk div6_clks[DIV6_NR] = {
static struct clk mstp_clks[] = {
/* See page 60 of Datasheet V1.0: Overview -> Block Diagram */
- SH_HWBLK_CLK(HWBLK_TLB, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_IC, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_OC, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_L2C, &div4_clks[DIV4_SH], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_ILMEM, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_FPU, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_INTC, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_DMAC0, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_SHYWAY, &div4_clks[DIV4_SH], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_HUDI, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_UBC, &div4_clks[DIV4_I], 0),
- SH_HWBLK_CLK(HWBLK_TMU0, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_CMT, &r_clk, 0),
- SH_HWBLK_CLK(HWBLK_RWDT, &r_clk, 0),
- SH_HWBLK_CLK(HWBLK_DMAC1, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_TMU1, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_FLCTL, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_SCIF0, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_SCIF1, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_SCIF2, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_SCIF3, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_SCIF4, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_SCIF5, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_MSIOF0, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_MSIOF1, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_MERAM, &div4_clks[DIV4_SH], 0),
-
- SH_HWBLK_CLK(HWBLK_IIC, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_RTC, &r_clk, 0),
-
- SH_HWBLK_CLK(HWBLK_ATAPI, &div4_clks[DIV4_SH], 0),
- SH_HWBLK_CLK(HWBLK_ADC, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_TPU, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_IRDA, &div4_clks[DIV4_P], 0),
- SH_HWBLK_CLK(HWBLK_TSIF, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_ICB, &div4_clks[DIV4_B], CLK_ENABLE_ON_INIT),
- SH_HWBLK_CLK(HWBLK_SDHI0, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_SDHI1, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_KEYSC, &r_clk, 0),
- SH_HWBLK_CLK(HWBLK_USB, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_2DG, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_SIU, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_VEU2H1, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_VOU, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_BEU, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_CEU, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_VEU2H0, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_VPU, &div4_clks[DIV4_B], 0),
- SH_HWBLK_CLK(HWBLK_LCDC, &div4_clks[DIV4_B], 0),
+ [HWBLK_TLB] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 31, CLK_ENABLE_ON_INIT),
+ [HWBLK_IC] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 30, CLK_ENABLE_ON_INIT),
+ [HWBLK_OC] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 29, CLK_ENABLE_ON_INIT),
+ [HWBLK_L2C] = SH_CLK_MSTP32(&div4_clks[DIV4_SH], MSTPCR0, 28, CLK_ENABLE_ON_INIT),
+ [HWBLK_ILMEM] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 27, CLK_ENABLE_ON_INIT),
+ [HWBLK_FPU] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 24, CLK_ENABLE_ON_INIT),
+ [HWBLK_INTC] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 22, CLK_ENABLE_ON_INIT),
+ [HWBLK_DMAC0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 21, 0),
+ [HWBLK_SHYWAY] = SH_CLK_MSTP32(&div4_clks[DIV4_SH], MSTPCR0, 20, CLK_ENABLE_ON_INIT),
+ [HWBLK_HUDI] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 19, 0),
+ [HWBLK_UBC] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 17, 0),
+ [HWBLK_TMU0] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 15, 0),
+ [HWBLK_CMT] = SH_CLK_MSTP32(&r_clk, MSTPCR0, 14, 0),
+ [HWBLK_RWDT] = SH_CLK_MSTP32(&r_clk, MSTPCR0, 13, 0),
+ [HWBLK_DMAC1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 12, 0),
+ [HWBLK_TMU1] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 11, 0),
+ [HWBLK_FLCTL] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 10, 0),
+ [HWBLK_SCIF0] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 9, 0),
+ [HWBLK_SCIF1] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 8, 0),
+ [HWBLK_SCIF2] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 7, 0),
+ [HWBLK_SCIF3] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 6, 0),
+ [HWBLK_SCIF4] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 5, 0),
+ [HWBLK_SCIF5] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 4, 0),
+ [HWBLK_MSIOF0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 2, 0),
+ [HWBLK_MSIOF1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 1, 0),
+ [HWBLK_MERAM] = SH_CLK_MSTP32(&div4_clks[DIV4_SH], MSTPCR0, 0, 0),
+
+ [HWBLK_IIC] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 9, 0),
+ [HWBLK_RTC] = SH_CLK_MSTP32(&r_clk, MSTPCR1, 8, 0),
+
+ [HWBLK_ATAPI] = SH_CLK_MSTP32(&div4_clks[DIV4_SH], MSTPCR2, 28, 0),
+ [HWBLK_ADC] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 27, 0),
+ [HWBLK_TPU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 25, 0),
+ [HWBLK_IRDA] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 24, 0),
+ [HWBLK_TSIF] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 22, 0),
+ [HWBLK_ICB] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 21, CLK_ENABLE_ON_INIT),
+ [HWBLK_SDHI0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 18, 0),
+ [HWBLK_SDHI1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 17, 0),
+ [HWBLK_KEYSC] = SH_CLK_MSTP32(&r_clk, MSTPCR2, 14, 0),
+ [HWBLK_USB] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 11, 0),
+ [HWBLK_2DG] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 10, 0),
+ [HWBLK_SIU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 8, 0),
+ [HWBLK_VEU2H1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 6, 0),
+ [HWBLK_VOU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 5, 0),
+ [HWBLK_BEU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 4, 0),
+ [HWBLK_CEU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 3, 0),
+ [HWBLK_VEU2H0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 2, 0),
+ [HWBLK_VPU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 1, 0),
+ [HWBLK_LCDC] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 0, 0),
};
static struct clk_lookup lookups[] = {
@@ -229,7 +232,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("ilmem0", &mstp_clks[HWBLK_ILMEM]),
CLKDEV_CON_ID("fpu0", &mstp_clks[HWBLK_FPU]),
CLKDEV_CON_ID("intc0", &mstp_clks[HWBLK_INTC]),
- CLKDEV_CON_ID("dmac0", &mstp_clks[HWBLK_DMAC0]),
+ CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[HWBLK_DMAC0]),
CLKDEV_CON_ID("sh0", &mstp_clks[HWBLK_SHYWAY]),
CLKDEV_CON_ID("hudi0", &mstp_clks[HWBLK_HUDI]),
CLKDEV_CON_ID("ubc0", &mstp_clks[HWBLK_UBC]),
@@ -250,8 +253,8 @@ static struct clk_lookup lookups[] = {
.clk = &mstp_clks[HWBLK_TMU0],
},
CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]),
- CLKDEV_CON_ID("rwdt0", &mstp_clks[HWBLK_RWDT]),
- CLKDEV_CON_ID("dmac1", &mstp_clks[HWBLK_DMAC1]),
+ CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]),
+ CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[HWBLK_DMAC1]),
{
/* TMU3 */
.dev_id = "sh_tmu.3",
@@ -269,40 +272,15 @@ static struct clk_lookup lookups[] = {
.clk = &mstp_clks[HWBLK_TMU1],
},
CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]),
- {
- /* SCIF0 */
- .dev_id = "sh-sci.0",
- .con_id = "sci_fck",
- .clk = &mstp_clks[HWBLK_SCIF0],
- }, {
- /* SCIF1 */
- .dev_id = "sh-sci.1",
- .con_id = "sci_fck",
- .clk = &mstp_clks[HWBLK_SCIF1],
- }, {
- /* SCIF2 */
- .dev_id = "sh-sci.2",
- .con_id = "sci_fck",
- .clk = &mstp_clks[HWBLK_SCIF2],
- }, {
- /* SCIF3 */
- .dev_id = "sh-sci.3",
- .con_id = "sci_fck",
- .clk = &mstp_clks[HWBLK_SCIF3],
- }, {
- /* SCIF4 */
- .dev_id = "sh-sci.4",
- .con_id = "sci_fck",
- .clk = &mstp_clks[HWBLK_SCIF4],
- }, {
- /* SCIF5 */
- .dev_id = "sh-sci.5",
- .con_id = "sci_fck",
- .clk = &mstp_clks[HWBLK_SCIF5],
- },
- CLKDEV_CON_ID("msiof0", &mstp_clks[HWBLK_MSIOF0]),
- CLKDEV_CON_ID("msiof1", &mstp_clks[HWBLK_MSIOF1]),
- CLKDEV_CON_ID("meram0", &mstp_clks[HWBLK_MERAM]),
+ CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[HWBLK_SCIF0]),
+ CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[HWBLK_SCIF1]),
+ CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[HWBLK_SCIF2]),
+ CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[HWBLK_SCIF3]),
+ CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[HWBLK_SCIF4]),
+ CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[HWBLK_SCIF5]),
+ CLKDEV_DEV_ID("spi_sh_msiof.0", &mstp_clks[HWBLK_MSIOF0]),
+ CLKDEV_DEV_ID("spi_sh_msiof.1", &mstp_clks[HWBLK_MSIOF1]),
+ CLKDEV_DEV_ID("sh_mobile_meram.0", &mstp_clks[HWBLK_MERAM]),
CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[HWBLK_IIC]),
CLKDEV_CON_ID("rtc0", &mstp_clks[HWBLK_RTC]),
CLKDEV_CON_ID("atapi0", &mstp_clks[HWBLK_ATAPI]),
@@ -311,19 +289,19 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("irda0", &mstp_clks[HWBLK_IRDA]),
CLKDEV_CON_ID("tsif0", &mstp_clks[HWBLK_TSIF]),
CLKDEV_CON_ID("icb0", &mstp_clks[HWBLK_ICB]),
- CLKDEV_CON_ID("sdhi0", &mstp_clks[HWBLK_SDHI0]),
- CLKDEV_CON_ID("sdhi1", &mstp_clks[HWBLK_SDHI1]),
- CLKDEV_CON_ID("keysc0", &mstp_clks[HWBLK_KEYSC]),
+ CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI0]),
+ CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[HWBLK_SDHI1]),
+ CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[HWBLK_KEYSC]),
CLKDEV_CON_ID("usb0", &mstp_clks[HWBLK_USB]),
CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]),
- CLKDEV_CON_ID("siu0", &mstp_clks[HWBLK_SIU]),
+ CLKDEV_DEV_ID("siu-pcm-audio", &mstp_clks[HWBLK_SIU]),
CLKDEV_CON_ID("veu1", &mstp_clks[HWBLK_VEU2H1]),
- CLKDEV_CON_ID("vou0", &mstp_clks[HWBLK_VOU]),
+ CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]),
CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]),
- CLKDEV_CON_ID("ceu0", &mstp_clks[HWBLK_CEU]),
+ CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU]),
CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU2H0]),
CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]),
- CLKDEV_CON_ID("lcdc0", &mstp_clks[HWBLK_LCDC]),
+ CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]),
};
int __init arch_clk_init(void)
@@ -356,7 +334,7 @@ int __init arch_clk_init(void)
ret = sh_clk_div6_register(div6_clks, DIV6_NR);
if (!ret)
- ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR);
+ ret = sh_clk_mstp32_register(mstp_clks, HWBLK_NR);
return ret;
}