From 8cc88a55b03bd4940390125c2521c99368513be5 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 17 Nov 2011 14:55:47 +0100 Subject: sh: sh7724: use runtime PM implementation, common with arm/mach-shmobile Switch sh7724 to a runtime PM implementation, common with ARM-based sh-mobile platforms. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Paul Mundt --- arch/sh/include/asm/hwblk.h | 5 +- arch/sh/kernel/cpu/Makefile | 5 +- arch/sh/kernel/cpu/sh4a/Makefile | 2 +- arch/sh/kernel/cpu/sh4a/clock-sh7724.c | 157 +++++++++++++++++---------------- arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c | 121 ------------------------- arch/sh/kernel/cpu/shmobile/Makefile | 2 + 6 files changed, 91 insertions(+), 201 deletions(-) delete mode 100644 arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c (limited to 'arch') diff --git a/arch/sh/include/asm/hwblk.h b/arch/sh/include/asm/hwblk.h index 855e945c619..567c9aa1ced 100644 --- a/arch/sh/include/asm/hwblk.h +++ b/arch/sh/include/asm/hwblk.h @@ -44,6 +44,7 @@ struct hwblk_info { int nr_hwblks; }; +#if !defined(CONFIG_CPU_SUBTYPE_SH7724) /* Should be defined by processor-specific code */ int arch_hwblk_init(void); int arch_hwblk_sleep_mode(void); @@ -66,5 +67,7 @@ void hwblk_cnt_dec(struct hwblk_info *info, int hwblk, int cnt); } int sh_hwblk_clk_register(struct clk *clks, int nr); - +#else +#define hwblk_init() 0 +#endif #endif /* __ASM_SH_HWBLK_H */ diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index ae95935d93c..b937f1a17a4 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -18,4 +18,7 @@ obj-$(CONFIG_ARCH_SHMOBILE) += shmobile/ obj-$(CONFIG_SH_ADC) += adc.o obj-$(CONFIG_SH_CLK_CPG_LEGACY) += clock-cpg.o -obj-y += irq/ init.o clock.o fpu.o hwblk.o proc.o +obj-y += irq/ init.o clock.o fpu.o proc.o +ifneq ($(CONFIG_CPU_SUBTYPE_SH7724),y) +obj-y += hwblk.o +endif diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index c57fb287011..cb932872aba 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -29,7 +29,7 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7786) := clock-sh7786.o clock-$(CONFIG_CPU_SUBTYPE_SH7343) := clock-sh7343.o clock-$(CONFIG_CPU_SUBTYPE_SH7722) := clock-sh7722.o hwblk-sh7722.o clock-$(CONFIG_CPU_SUBTYPE_SH7723) := clock-sh7723.o hwblk-sh7723.o -clock-$(CONFIG_CPU_SUBTYPE_SH7724) := clock-sh7724.o hwblk-sh7724.o +clock-$(CONFIG_CPU_SUBTYPE_SH7724) := clock-sh7724.o clock-$(CONFIG_CPU_SUBTYPE_SH7366) := clock-sh7366.o clock-$(CONFIG_CPU_SUBTYPE_SHX3) := clock-shx3.o diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c index 8668f557e0a..8df1e4ae749 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c @@ -23,8 +23,8 @@ #include #include #include +#include #include -#include #include /* SH7724 registers */ @@ -35,6 +35,9 @@ #define FCLKBCR 0xa415000c #define IRDACLKCR 0xa4150018 #define PLLCR 0xa4150024 +#define MSTPCR0 0xa4150030 +#define MSTPCR1 0xa4150034 +#define MSTPCR2 0xa4150038 #define SPUCLKCR 0xa415003c #define FLLFRQ 0xa4150050 #define LSTATS 0xa4150060 @@ -196,60 +199,60 @@ static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { }; static struct clk mstp_clks[HWBLK_NR] = { - 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_RSMEM, &div4_clks[DIV4_B], CLK_ENABLE_ON_INIT), - SH_HWBLK_CLK(HWBLK_ILMEM, &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_FPU, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT), - SH_HWBLK_CLK(HWBLK_INTC, &div4_clks[DIV4_P], 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_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_KEYSC, &r_clk, 0), - SH_HWBLK_CLK(HWBLK_RTC, &r_clk, 0), - SH_HWBLK_CLK(HWBLK_IIC0, &div4_clks[DIV4_P], 0), - SH_HWBLK_CLK(HWBLK_IIC1, &div4_clks[DIV4_P], 0), - - SH_HWBLK_CLK(HWBLK_MMC, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_ETHER, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_ATAPI, &div4_clks[DIV4_B], 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_USB1, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_USB0, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_2DG, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_SDHI0, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_SDHI1, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_VEU1, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_CEU1, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_BEU1, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_2DDMAC, &div4_clks[DIV4_SH], 0), - SH_HWBLK_CLK(HWBLK_SPU, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_JPU, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_VOU, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_BEU0, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_CEU0, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_VEU0, &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_RSMEM] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 28, CLK_ENABLE_ON_INIT), + [HWBLK_ILMEM] = SH_CLK_MSTP32(&div4_clks[DIV4_I], MSTPCR0, 27, CLK_ENABLE_ON_INIT), + [HWBLK_L2C] = SH_CLK_MSTP32(&div4_clks[DIV4_SH], MSTPCR0, 26, 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_P], 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, 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_KEYSC] = SH_CLK_MSTP32(&r_clk, MSTPCR1, 12, 0), + [HWBLK_RTC] = SH_CLK_MSTP32(&r_clk, MSTPCR1, 11, 0), + [HWBLK_IIC0] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 9, 0), + [HWBLK_IIC1] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 8, 0), + + [HWBLK_MMC] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 29, 0), + [HWBLK_ETHER] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 28, 0), + [HWBLK_ATAPI] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 26, 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_USB1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 21, 0), + [HWBLK_USB0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 20, 0), + [HWBLK_2DG] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 19, 0), + [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_VEU1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 15, 0), + [HWBLK_CEU1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 13, 0), + [HWBLK_BEU1] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 12, 0), + [HWBLK_2DDMAC] = SH_CLK_MSTP32(&div4_clks[DIV4_SH], MSTPCR2, 10, 0), + [HWBLK_SPU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 9, 0), + [HWBLK_JPU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 6, 0), + [HWBLK_VOU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 5, 0), + [HWBLK_BEU0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 4, 0), + [HWBLK_CEU0] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 3, 0), + [HWBLK_VEU0] = 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[] = { @@ -283,7 +286,7 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("l2c0", &mstp_clks[HWBLK_L2C]), 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]), @@ -294,26 +297,26 @@ static struct clk_lookup lookups[] = { CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[HWBLK_TMU1]), 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]), CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[HWBLK_TMU1]), CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[HWBLK_TMU1]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[HWBLK_SCIF3]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[HWBLK_SCIF4]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[HWBLK_SCIF5]), - - CLKDEV_CON_ID("msiof0", &mstp_clks[HWBLK_MSIOF0]), - CLKDEV_CON_ID("msiof1", &mstp_clks[HWBLK_MSIOF1]), - CLKDEV_CON_ID("keysc0", &mstp_clks[HWBLK_KEYSC]), + 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_keysc.0", &mstp_clks[HWBLK_KEYSC]), CLKDEV_CON_ID("rtc0", &mstp_clks[HWBLK_RTC]), CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[HWBLK_IIC0]), CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[HWBLK_IIC1]), - CLKDEV_CON_ID("mmc0", &mstp_clks[HWBLK_MMC]), - CLKDEV_CON_ID("eth0", &mstp_clks[HWBLK_ETHER]), + CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[HWBLK_MMC]), + CLKDEV_DEV_ID("sh-eth.0", &mstp_clks[HWBLK_ETHER]), CLKDEV_CON_ID("atapi0", &mstp_clks[HWBLK_ATAPI]), CLKDEV_CON_ID("tpu0", &mstp_clks[HWBLK_TPU]), CLKDEV_CON_ID("irda0", &mstp_clks[HWBLK_IRDA]), @@ -321,20 +324,20 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("usb1", &mstp_clks[HWBLK_USB1]), CLKDEV_CON_ID("usb0", &mstp_clks[HWBLK_USB0]), CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]), - CLKDEV_CON_ID("sdhi0", &mstp_clks[HWBLK_SDHI0]), - CLKDEV_CON_ID("sdhi1", &mstp_clks[HWBLK_SDHI1]), + CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI0]), + CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[HWBLK_SDHI1]), CLKDEV_CON_ID("veu1", &mstp_clks[HWBLK_VEU1]), - CLKDEV_CON_ID("ceu1", &mstp_clks[HWBLK_CEU1]), + CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[HWBLK_CEU1]), CLKDEV_CON_ID("beu1", &mstp_clks[HWBLK_BEU1]), CLKDEV_CON_ID("2ddmac0", &mstp_clks[HWBLK_2DDMAC]), CLKDEV_CON_ID("spu0", &mstp_clks[HWBLK_SPU]), CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]), - 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_BEU0]), - CLKDEV_CON_ID("ceu0", &mstp_clks[HWBLK_CEU0]), + CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU0]), CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU0]), 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) @@ -362,7 +365,7 @@ int __init arch_clk_init(void) ret = sh_clk_div6_reparent_register(div6_reparent_clks, DIV6_REPARENT_NR); if (!ret) - ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR); + ret = sh_clk_mstp32_register(mstp_clks, HWBLK_NR); return ret; } diff --git a/arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c b/arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c deleted file mode 100644 index 1613ad6013c..00000000000 --- a/arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c - * - * SH7724 hardware block support - * - * Copyright (C) 2009 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include -#include -#include -#include -#include -#include - -/* SH7724 registers */ -#define MSTPCR0 0xa4150030 -#define MSTPCR1 0xa4150034 -#define MSTPCR2 0xa4150038 - -/* SH7724 Power Domains */ -enum { CORE_AREA, SUB_AREA, CORE_AREA_BM }; -static struct hwblk_area sh7724_hwblk_area[] = { - [CORE_AREA] = HWBLK_AREA(0, 0), - [CORE_AREA_BM] = HWBLK_AREA(HWBLK_AREA_FLAG_PARENT, CORE_AREA), - [SUB_AREA] = HWBLK_AREA(0, 0), -}; - -/* Table mapping HWBLK to Module Stop Bit and Power Domain */ -static struct hwblk sh7724_hwblk[HWBLK_NR] = { - [HWBLK_TLB] = HWBLK(MSTPCR0, 31, CORE_AREA), - [HWBLK_IC] = HWBLK(MSTPCR0, 30, CORE_AREA), - [HWBLK_OC] = HWBLK(MSTPCR0, 29, CORE_AREA), - [HWBLK_RSMEM] = HWBLK(MSTPCR0, 28, CORE_AREA), - [HWBLK_ILMEM] = HWBLK(MSTPCR0, 27, CORE_AREA), - [HWBLK_L2C] = HWBLK(MSTPCR0, 26, CORE_AREA), - [HWBLK_FPU] = HWBLK(MSTPCR0, 24, CORE_AREA), - [HWBLK_INTC] = HWBLK(MSTPCR0, 22, CORE_AREA), - [HWBLK_DMAC0] = HWBLK(MSTPCR0, 21, CORE_AREA_BM), - [HWBLK_SHYWAY] = HWBLK(MSTPCR0, 20, CORE_AREA), - [HWBLK_HUDI] = HWBLK(MSTPCR0, 19, CORE_AREA), - [HWBLK_DBG] = HWBLK(MSTPCR0, 18, CORE_AREA), - [HWBLK_UBC] = HWBLK(MSTPCR0, 17, CORE_AREA), - [HWBLK_TMU0] = HWBLK(MSTPCR0, 15, CORE_AREA), - [HWBLK_CMT] = HWBLK(MSTPCR0, 14, SUB_AREA), - [HWBLK_RWDT] = HWBLK(MSTPCR0, 13, SUB_AREA), - [HWBLK_DMAC1] = HWBLK(MSTPCR0, 12, CORE_AREA_BM), - [HWBLK_TMU1] = HWBLK(MSTPCR0, 10, CORE_AREA), - [HWBLK_SCIF0] = HWBLK(MSTPCR0, 9, CORE_AREA), - [HWBLK_SCIF1] = HWBLK(MSTPCR0, 8, CORE_AREA), - [HWBLK_SCIF2] = HWBLK(MSTPCR0, 7, CORE_AREA), - [HWBLK_SCIF3] = HWBLK(MSTPCR0, 6, CORE_AREA), - [HWBLK_SCIF4] = HWBLK(MSTPCR0, 5, CORE_AREA), - [HWBLK_SCIF5] = HWBLK(MSTPCR0, 4, CORE_AREA), - [HWBLK_MSIOF0] = HWBLK(MSTPCR0, 2, CORE_AREA), - [HWBLK_MSIOF1] = HWBLK(MSTPCR0, 1, CORE_AREA), - - [HWBLK_KEYSC] = HWBLK(MSTPCR1, 12, SUB_AREA), - [HWBLK_RTC] = HWBLK(MSTPCR1, 11, SUB_AREA), - [HWBLK_IIC0] = HWBLK(MSTPCR1, 9, CORE_AREA), - [HWBLK_IIC1] = HWBLK(MSTPCR1, 8, CORE_AREA), - - [HWBLK_MMC] = HWBLK(MSTPCR2, 29, CORE_AREA), - [HWBLK_ETHER] = HWBLK(MSTPCR2, 28, CORE_AREA_BM), - [HWBLK_ATAPI] = HWBLK(MSTPCR2, 26, CORE_AREA_BM), - [HWBLK_TPU] = HWBLK(MSTPCR2, 25, CORE_AREA), - [HWBLK_IRDA] = HWBLK(MSTPCR2, 24, CORE_AREA), - [HWBLK_TSIF] = HWBLK(MSTPCR2, 22, CORE_AREA), - [HWBLK_USB1] = HWBLK(MSTPCR2, 21, CORE_AREA), - [HWBLK_USB0] = HWBLK(MSTPCR2, 20, CORE_AREA), - [HWBLK_2DG] = HWBLK(MSTPCR2, 19, CORE_AREA_BM), - [HWBLK_SDHI0] = HWBLK(MSTPCR2, 18, CORE_AREA), - [HWBLK_SDHI1] = HWBLK(MSTPCR2, 17, CORE_AREA), - [HWBLK_VEU1] = HWBLK(MSTPCR2, 15, CORE_AREA_BM), - [HWBLK_CEU1] = HWBLK(MSTPCR2, 13, CORE_AREA_BM), - [HWBLK_BEU1] = HWBLK(MSTPCR2, 12, CORE_AREA_BM), - [HWBLK_2DDMAC] = HWBLK(MSTPCR2, 10, CORE_AREA_BM), - [HWBLK_SPU] = HWBLK(MSTPCR2, 9, CORE_AREA_BM), - [HWBLK_JPU] = HWBLK(MSTPCR2, 6, CORE_AREA_BM), - [HWBLK_VOU] = HWBLK(MSTPCR2, 5, CORE_AREA_BM), - [HWBLK_BEU0] = HWBLK(MSTPCR2, 4, CORE_AREA_BM), - [HWBLK_CEU0] = HWBLK(MSTPCR2, 3, CORE_AREA_BM), - [HWBLK_VEU0] = HWBLK(MSTPCR2, 2, CORE_AREA_BM), - [HWBLK_VPU] = HWBLK(MSTPCR2, 1, CORE_AREA_BM), - [HWBLK_LCDC] = HWBLK(MSTPCR2, 0, CORE_AREA_BM), -}; - -static struct hwblk_info sh7724_hwblk_info = { - .areas = sh7724_hwblk_area, - .nr_areas = ARRAY_SIZE(sh7724_hwblk_area), - .hwblks = sh7724_hwblk, - .nr_hwblks = ARRAY_SIZE(sh7724_hwblk), -}; - -int arch_hwblk_sleep_mode(void) -{ - if (!sh7724_hwblk_area[CORE_AREA].cnt[HWBLK_CNT_USAGE]) - return SUSP_SH_STANDBY | SUSP_SH_SF; - - if (!sh7724_hwblk_area[CORE_AREA_BM].cnt[HWBLK_CNT_USAGE]) - return SUSP_SH_SLEEP | SUSP_SH_SF; - - return SUSP_SH_SLEEP; -} - -int __init arch_hwblk_init(void) -{ - return hwblk_register(&sh7724_hwblk_info); -} diff --git a/arch/sh/kernel/cpu/shmobile/Makefile b/arch/sh/kernel/cpu/shmobile/Makefile index a39f88ea1a8..2f32a0352aa 100644 --- a/arch/sh/kernel/cpu/shmobile/Makefile +++ b/arch/sh/kernel/cpu/shmobile/Makefile @@ -5,4 +5,6 @@ # Power Management & Sleep mode obj-$(CONFIG_PM) += pm.o sleep.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o +ifneq ($(CONFIG_CPU_SUBTYPE_SH7724),y) obj-$(CONFIG_PM_RUNTIME) += pm_runtime.o +endif -- cgit v1.2.3-70-g09d2 From 6a06d5bf26f078212de084da93e4af863a6e5ccf Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 17 Nov 2011 14:55:52 +0100 Subject: 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 Signed-off-by: Paul Mundt --- arch/sh/include/asm/hwblk.h | 2 +- arch/sh/kernel/cpu/Makefile | 2 +- arch/sh/kernel/cpu/sh4a/Makefile | 2 +- arch/sh/kernel/cpu/sh4a/clock-sh7722.c | 77 ++++++++++++------------ arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c | 106 --------------------------------- arch/sh/kernel/cpu/shmobile/Makefile | 2 +- drivers/sh/Makefile | 1 + 7 files changed, 45 insertions(+), 147 deletions(-) delete mode 100644 arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c (limited to 'arch') diff --git a/arch/sh/include/asm/hwblk.h b/arch/sh/include/asm/hwblk.h index 567c9aa1ced..d6b7deaaeca 100644 --- a/arch/sh/include/asm/hwblk.h +++ b/arch/sh/include/asm/hwblk.h @@ -44,7 +44,7 @@ struct hwblk_info { int nr_hwblks; }; -#if !defined(CONFIG_CPU_SUBTYPE_SH7724) +#if !defined(CONFIG_CPU_SUBTYPE_SH7724) && !defined(CONFIG_CPU_SUBTYPE_SH7722) /* Should be defined by processor-specific code */ int arch_hwblk_init(void); int arch_hwblk_sleep_mode(void); diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index b937f1a17a4..b1f515cb4c7 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -19,6 +19,6 @@ obj-$(CONFIG_SH_ADC) += adc.o obj-$(CONFIG_SH_CLK_CPG_LEGACY) += clock-cpg.o obj-y += irq/ init.o clock.o fpu.o proc.o -ifneq ($(CONFIG_CPU_SUBTYPE_SH7724),y) +ifneq ($(CONFIG_CPU_SUBTYPE_SH7724)$(CONFIG_CPU_SUBTYPE_SH7722),y) obj-y += hwblk.o endif diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index cb932872aba..9f28773d678 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -27,7 +27,7 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7780) := clock-sh7780.o clock-$(CONFIG_CPU_SUBTYPE_SH7785) := clock-sh7785.o clock-$(CONFIG_CPU_SUBTYPE_SH7786) := clock-sh7786.o clock-$(CONFIG_CPU_SUBTYPE_SH7343) := clock-sh7343.o -clock-$(CONFIG_CPU_SUBTYPE_SH7722) := clock-sh7722.o hwblk-sh7722.o +clock-$(CONFIG_CPU_SUBTYPE_SH7722) := clock-sh7722.o clock-$(CONFIG_CPU_SUBTYPE_SH7723) := clock-sh7723.o hwblk-sh7723.o clock-$(CONFIG_CPU_SUBTYPE_SH7724) := clock-sh7724.o clock-$(CONFIG_CPU_SUBTYPE_SH7366) := clock-sh7366.o diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index c9a48088ad4..212c72ef959 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -22,8 +22,8 @@ #include #include #include +#include #include -#include #include /* SH7722 registers */ @@ -33,6 +33,9 @@ #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 */ @@ -148,31 +151,31 @@ struct clk div6_clks[DIV6_NR] = { }; static struct clk mstp_clks[HWBLK_NR] = { - SH_HWBLK_CLK(HWBLK_URAM, &div4_clks[DIV4_U], CLK_ENABLE_ON_INIT), - SH_HWBLK_CLK(HWBLK_XYMEM, &div4_clks[DIV4_B], CLK_ENABLE_ON_INIT), - SH_HWBLK_CLK(HWBLK_TMU, &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_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_IIC, &div4_clks[DIV4_P], 0), - SH_HWBLK_CLK(HWBLK_RTC, &r_clk, 0), - - SH_HWBLK_CLK(HWBLK_SDHI, &div4_clks[DIV4_P], 0), - SH_HWBLK_CLK(HWBLK_KEYSC, &r_clk, 0), - SH_HWBLK_CLK(HWBLK_USBF, &div4_clks[DIV4_P], 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_VOU, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_JPU, &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_VEU, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_VPU, &div4_clks[DIV4_B], 0), - SH_HWBLK_CLK(HWBLK_LCDC, &div4_clks[DIV4_P], 0), + [HWBLK_URAM] = SH_CLK_MSTP32(&div4_clks[DIV4_U], MSTPCR0, 28, CLK_ENABLE_ON_INIT), + [HWBLK_XYMEM] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 26, CLK_ENABLE_ON_INIT), + [HWBLK_TMU] = 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_FLCTL] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 10, 0), + [HWBLK_SCIF0] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 7, 0), + [HWBLK_SCIF1] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 6, 0), + [HWBLK_SCIF2] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 5, 0), + + [HWBLK_IIC] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 9, 0), + [HWBLK_RTC] = SH_CLK_MSTP32(&r_clk, MSTPCR1, 8, 0), + + [HWBLK_SDHI] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 18, 0), + [HWBLK_KEYSC] = SH_CLK_MSTP32(&r_clk, MSTPCR2, 14, 0), + [HWBLK_USBF] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 11, 0), + [HWBLK_2DG] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 9, 0), + [HWBLK_SIU] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 8, 0), + [HWBLK_JPU] = 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_VEU] = 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_P], MSTPCR2, 0, 0), }; static struct clk_lookup lookups[] = { @@ -205,27 +208,27 @@ static struct clk_lookup lookups[] = { CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU]), CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]), - CLKDEV_CON_ID("rwdt0", &mstp_clks[HWBLK_RWDT]), + CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]), CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]), + 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("i2c-sh_mobile.0", &mstp_clks[HWBLK_IIC]), CLKDEV_CON_ID("rtc0", &mstp_clks[HWBLK_RTC]), - CLKDEV_CON_ID("sdhi0", &mstp_clks[HWBLK_SDHI]), - CLKDEV_CON_ID("keysc0", &mstp_clks[HWBLK_KEYSC]), + CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI]), + CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[HWBLK_KEYSC]), CLKDEV_CON_ID("usbf0", &mstp_clks[HWBLK_USBF]), CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]), - CLKDEV_CON_ID("siu0", &mstp_clks[HWBLK_SIU]), - CLKDEV_CON_ID("vou0", &mstp_clks[HWBLK_VOU]), + CLKDEV_DEV_ID("siu-pcm-audio", &mstp_clks[HWBLK_SIU]), + CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]), CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]), 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_VEU]), 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) @@ -258,7 +261,7 @@ 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; } diff --git a/arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c b/arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c deleted file mode 100644 index a288b5d9234..00000000000 --- a/arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c - * - * SH7722 hardware block support - * - * Copyright (C) 2009 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include -#include -#include -#include -#include -#include - -/* SH7722 registers */ -#define MSTPCR0 0xa4150030 -#define MSTPCR1 0xa4150034 -#define MSTPCR2 0xa4150038 - -/* SH7722 Power Domains */ -enum { CORE_AREA, SUB_AREA, CORE_AREA_BM }; -static struct hwblk_area sh7722_hwblk_area[] = { - [CORE_AREA] = HWBLK_AREA(0, 0), - [CORE_AREA_BM] = HWBLK_AREA(HWBLK_AREA_FLAG_PARENT, CORE_AREA), - [SUB_AREA] = HWBLK_AREA(0, 0), -}; - -/* Table mapping HWBLK to Module Stop Bit and Power Domain */ -static struct hwblk sh7722_hwblk[HWBLK_NR] = { - [HWBLK_TLB] = HWBLK(MSTPCR0, 31, CORE_AREA), - [HWBLK_IC] = HWBLK(MSTPCR0, 30, CORE_AREA), - [HWBLK_OC] = HWBLK(MSTPCR0, 29, CORE_AREA), - [HWBLK_URAM] = HWBLK(MSTPCR0, 28, CORE_AREA), - [HWBLK_XYMEM] = HWBLK(MSTPCR0, 26, CORE_AREA), - [HWBLK_INTC] = HWBLK(MSTPCR0, 22, CORE_AREA), - [HWBLK_DMAC] = HWBLK(MSTPCR0, 21, CORE_AREA_BM), - [HWBLK_SHYWAY] = HWBLK(MSTPCR0, 20, CORE_AREA), - [HWBLK_HUDI] = HWBLK(MSTPCR0, 19, CORE_AREA), - [HWBLK_UBC] = HWBLK(MSTPCR0, 17, CORE_AREA), - [HWBLK_TMU] = HWBLK(MSTPCR0, 15, CORE_AREA), - [HWBLK_CMT] = HWBLK(MSTPCR0, 14, SUB_AREA), - [HWBLK_RWDT] = HWBLK(MSTPCR0, 13, SUB_AREA), - [HWBLK_FLCTL] = HWBLK(MSTPCR0, 10, CORE_AREA), - [HWBLK_SCIF0] = HWBLK(MSTPCR0, 7, CORE_AREA), - [HWBLK_SCIF1] = HWBLK(MSTPCR0, 6, CORE_AREA), - [HWBLK_SCIF2] = HWBLK(MSTPCR0, 5, CORE_AREA), - [HWBLK_SIO] = HWBLK(MSTPCR0, 3, CORE_AREA), - [HWBLK_SIOF0] = HWBLK(MSTPCR0, 2, CORE_AREA), - [HWBLK_SIOF1] = HWBLK(MSTPCR0, 1, CORE_AREA), - - [HWBLK_IIC] = HWBLK(MSTPCR1, 9, CORE_AREA), - [HWBLK_RTC] = HWBLK(MSTPCR1, 8, SUB_AREA), - - [HWBLK_TPU] = HWBLK(MSTPCR2, 25, CORE_AREA), - [HWBLK_IRDA] = HWBLK(MSTPCR2, 24, CORE_AREA), - [HWBLK_SDHI] = HWBLK(MSTPCR2, 18, CORE_AREA), - [HWBLK_SIM] = HWBLK(MSTPCR2, 16, CORE_AREA), - [HWBLK_KEYSC] = HWBLK(MSTPCR2, 14, SUB_AREA), - [HWBLK_TSIF] = HWBLK(MSTPCR2, 13, SUB_AREA), - [HWBLK_USBF] = HWBLK(MSTPCR2, 11, CORE_AREA), - [HWBLK_2DG] = HWBLK(MSTPCR2, 9, CORE_AREA_BM), - [HWBLK_SIU] = HWBLK(MSTPCR2, 8, CORE_AREA), - [HWBLK_JPU] = HWBLK(MSTPCR2, 6, CORE_AREA_BM), - [HWBLK_VOU] = HWBLK(MSTPCR2, 5, CORE_AREA_BM), - [HWBLK_BEU] = HWBLK(MSTPCR2, 4, CORE_AREA_BM), - [HWBLK_CEU] = HWBLK(MSTPCR2, 3, CORE_AREA_BM), - [HWBLK_VEU] = HWBLK(MSTPCR2, 2, CORE_AREA_BM), - [HWBLK_VPU] = HWBLK(MSTPCR2, 1, CORE_AREA_BM), - [HWBLK_LCDC] = HWBLK(MSTPCR2, 0, CORE_AREA_BM), -}; - -static struct hwblk_info sh7722_hwblk_info = { - .areas = sh7722_hwblk_area, - .nr_areas = ARRAY_SIZE(sh7722_hwblk_area), - .hwblks = sh7722_hwblk, - .nr_hwblks = ARRAY_SIZE(sh7722_hwblk), -}; - -int arch_hwblk_sleep_mode(void) -{ - if (!sh7722_hwblk_area[CORE_AREA].cnt[HWBLK_CNT_USAGE]) - return SUSP_SH_STANDBY | SUSP_SH_SF; - - if (!sh7722_hwblk_area[CORE_AREA_BM].cnt[HWBLK_CNT_USAGE]) - return SUSP_SH_SLEEP | SUSP_SH_SF; - - return SUSP_SH_SLEEP; -} - -int __init arch_hwblk_init(void) -{ - return hwblk_register(&sh7722_hwblk_info); -} diff --git a/arch/sh/kernel/cpu/shmobile/Makefile b/arch/sh/kernel/cpu/shmobile/Makefile index 2f32a0352aa..e83c9d55ccd 100644 --- a/arch/sh/kernel/cpu/shmobile/Makefile +++ b/arch/sh/kernel/cpu/shmobile/Makefile @@ -5,6 +5,6 @@ # Power Management & Sleep mode obj-$(CONFIG_PM) += pm.o sleep.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o -ifneq ($(CONFIG_CPU_SUBTYPE_SH7724),y) +ifneq ($(CONFIG_CPU_SUBTYPE_SH7724)$(CONFIG_CPU_SUBTYPE_SH7722),y) obj-$(CONFIG_PM_RUNTIME) += pm_runtime.o endif diff --git a/drivers/sh/Makefile b/drivers/sh/Makefile index 30c25940cfc..ffca2b4441a 100644 --- a/drivers/sh/Makefile +++ b/drivers/sh/Makefile @@ -16,3 +16,4 @@ obj-$(CONFIG_GENERIC_GPIO) += pfc.o # obj-$(CONFIG_SUPERH)$(CONFIG_ARCH_SHMOBILE) += pm_runtime.o obj-$(CONFIG_CPU_SUBTYPE_SH7724) += pm_runtime.o +obj-$(CONFIG_CPU_SUBTYPE_SH7722) += pm_runtime.o -- cgit v1.2.3-70-g09d2 From 7fa4632db8bfadf37b5e19f6b73398c6bccb5c90 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 17 Nov 2011 14:55:56 +0100 Subject: sh: sh7723: use runtime PM implementation, common with arm/mach-shmobile Switch sh7723 to a runtime PM implementation, common with ARM-based sh-mobile platforms. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Paul Mundt --- arch/sh/include/asm/hwblk.h | 4 +- arch/sh/kernel/cpu/Makefile | 2 +- arch/sh/kernel/cpu/sh4a/Makefile | 2 +- arch/sh/kernel/cpu/sh4a/clock-sh7723.c | 168 ++++++++++++++------------------- arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c | 117 ----------------------- arch/sh/kernel/cpu/shmobile/Makefile | 2 +- drivers/sh/Makefile | 3 +- 7 files changed, 81 insertions(+), 217 deletions(-) delete mode 100644 arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c (limited to 'arch') diff --git a/arch/sh/include/asm/hwblk.h b/arch/sh/include/asm/hwblk.h index d6b7deaaeca..e29461bbe84 100644 --- a/arch/sh/include/asm/hwblk.h +++ b/arch/sh/include/asm/hwblk.h @@ -44,7 +44,9 @@ struct hwblk_info { int nr_hwblks; }; -#if !defined(CONFIG_CPU_SUBTYPE_SH7724) && !defined(CONFIG_CPU_SUBTYPE_SH7722) +#if !defined(CONFIG_CPU_SUBTYPE_SH7722) && \ + !defined(CONFIG_CPU_SUBTYPE_SH7723) && \ + !defined(CONFIG_CPU_SUBTYPE_SH7724) /* Should be defined by processor-specific code */ int arch_hwblk_init(void); int arch_hwblk_sleep_mode(void); diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index b1f515cb4c7..5366fdf8c56 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -19,6 +19,6 @@ obj-$(CONFIG_SH_ADC) += adc.o obj-$(CONFIG_SH_CLK_CPG_LEGACY) += clock-cpg.o obj-y += irq/ init.o clock.o fpu.o proc.o -ifneq ($(CONFIG_CPU_SUBTYPE_SH7724)$(CONFIG_CPU_SUBTYPE_SH7722),y) +ifneq ($(CONFIG_CPU_SUBTYPE_SH7722)$(CONFIG_CPU_SUBTYPE_SH7723)$(CONFIG_CPU_SUBTYPE_SH7724),y) obj-y += hwblk.o endif diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index 9f28773d678..0b22d108f4c 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -28,7 +28,7 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7785) := clock-sh7785.o clock-$(CONFIG_CPU_SUBTYPE_SH7786) := clock-sh7786.o clock-$(CONFIG_CPU_SUBTYPE_SH7343) := clock-sh7343.o clock-$(CONFIG_CPU_SUBTYPE_SH7722) := clock-sh7722.o -clock-$(CONFIG_CPU_SUBTYPE_SH7723) := clock-sh7723.o hwblk-sh7723.o +clock-$(CONFIG_CPU_SUBTYPE_SH7723) := clock-sh7723.o clock-$(CONFIG_CPU_SUBTYPE_SH7724) := clock-sh7724.o clock-$(CONFIG_CPU_SUBTYPE_SH7366) := clock-sh7366.o clock-$(CONFIG_CPU_SUBTYPE_SHX3) := clock-shx3.o diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c index 3cc3827380e..041c415e9c4 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c @@ -23,8 +23,8 @@ #include #include #include +#include #include -#include #include /* 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; } diff --git a/arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c b/arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c deleted file mode 100644 index a7f4684d203..00000000000 --- a/arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c - * - * SH7723 hardware block support - * - * Copyright (C) 2009 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include -#include -#include -#include -#include -#include - -/* SH7723 registers */ -#define MSTPCR0 0xa4150030 -#define MSTPCR1 0xa4150034 -#define MSTPCR2 0xa4150038 - -/* SH7723 Power Domains */ -enum { CORE_AREA, SUB_AREA, CORE_AREA_BM }; -static struct hwblk_area sh7723_hwblk_area[] = { - [CORE_AREA] = HWBLK_AREA(0, 0), - [CORE_AREA_BM] = HWBLK_AREA(HWBLK_AREA_FLAG_PARENT, CORE_AREA), - [SUB_AREA] = HWBLK_AREA(0, 0), -}; - -/* Table mapping HWBLK to Module Stop Bit and Power Domain */ -static struct hwblk sh7723_hwblk[HWBLK_NR] = { - [HWBLK_TLB] = HWBLK(MSTPCR0, 31, CORE_AREA), - [HWBLK_IC] = HWBLK(MSTPCR0, 30, CORE_AREA), - [HWBLK_OC] = HWBLK(MSTPCR0, 29, CORE_AREA), - [HWBLK_L2C] = HWBLK(MSTPCR0, 28, CORE_AREA), - [HWBLK_ILMEM] = HWBLK(MSTPCR0, 27, CORE_AREA), - [HWBLK_FPU] = HWBLK(MSTPCR0, 24, CORE_AREA), - [HWBLK_INTC] = HWBLK(MSTPCR0, 22, CORE_AREA), - [HWBLK_DMAC0] = HWBLK(MSTPCR0, 21, CORE_AREA_BM), - [HWBLK_SHYWAY] = HWBLK(MSTPCR0, 20, CORE_AREA), - [HWBLK_HUDI] = HWBLK(MSTPCR0, 19, CORE_AREA), - [HWBLK_DBG] = HWBLK(MSTPCR0, 18, CORE_AREA), - [HWBLK_UBC] = HWBLK(MSTPCR0, 17, CORE_AREA), - [HWBLK_SUBC] = HWBLK(MSTPCR0, 16, CORE_AREA), - [HWBLK_TMU0] = HWBLK(MSTPCR0, 15, CORE_AREA), - [HWBLK_CMT] = HWBLK(MSTPCR0, 14, SUB_AREA), - [HWBLK_RWDT] = HWBLK(MSTPCR0, 13, SUB_AREA), - [HWBLK_DMAC1] = HWBLK(MSTPCR0, 12, CORE_AREA_BM), - [HWBLK_TMU1] = HWBLK(MSTPCR0, 11, CORE_AREA), - [HWBLK_FLCTL] = HWBLK(MSTPCR0, 10, CORE_AREA), - [HWBLK_SCIF0] = HWBLK(MSTPCR0, 9, CORE_AREA), - [HWBLK_SCIF1] = HWBLK(MSTPCR0, 8, CORE_AREA), - [HWBLK_SCIF2] = HWBLK(MSTPCR0, 7, CORE_AREA), - [HWBLK_SCIF3] = HWBLK(MSTPCR0, 6, CORE_AREA), - [HWBLK_SCIF4] = HWBLK(MSTPCR0, 5, CORE_AREA), - [HWBLK_SCIF5] = HWBLK(MSTPCR0, 4, CORE_AREA), - [HWBLK_MSIOF0] = HWBLK(MSTPCR0, 2, CORE_AREA), - [HWBLK_MSIOF1] = HWBLK(MSTPCR0, 1, CORE_AREA), - [HWBLK_MERAM] = HWBLK(MSTPCR0, 0, CORE_AREA), - - [HWBLK_IIC] = HWBLK(MSTPCR1, 9, CORE_AREA), - [HWBLK_RTC] = HWBLK(MSTPCR1, 8, SUB_AREA), - - [HWBLK_ATAPI] = HWBLK(MSTPCR2, 28, CORE_AREA_BM), - [HWBLK_ADC] = HWBLK(MSTPCR2, 27, CORE_AREA), - [HWBLK_TPU] = HWBLK(MSTPCR2, 25, CORE_AREA), - [HWBLK_IRDA] = HWBLK(MSTPCR2, 24, CORE_AREA), - [HWBLK_TSIF] = HWBLK(MSTPCR2, 22, CORE_AREA), - [HWBLK_ICB] = HWBLK(MSTPCR2, 21, CORE_AREA_BM), - [HWBLK_SDHI0] = HWBLK(MSTPCR2, 18, CORE_AREA), - [HWBLK_SDHI1] = HWBLK(MSTPCR2, 17, CORE_AREA), - [HWBLK_KEYSC] = HWBLK(MSTPCR2, 14, SUB_AREA), - [HWBLK_USB] = HWBLK(MSTPCR2, 11, CORE_AREA), - [HWBLK_2DG] = HWBLK(MSTPCR2, 10, CORE_AREA_BM), - [HWBLK_SIU] = HWBLK(MSTPCR2, 8, CORE_AREA), - [HWBLK_VEU2H1] = HWBLK(MSTPCR2, 6, CORE_AREA_BM), - [HWBLK_VOU] = HWBLK(MSTPCR2, 5, CORE_AREA_BM), - [HWBLK_BEU] = HWBLK(MSTPCR2, 4, CORE_AREA_BM), - [HWBLK_CEU] = HWBLK(MSTPCR2, 3, CORE_AREA_BM), - [HWBLK_VEU2H0] = HWBLK(MSTPCR2, 2, CORE_AREA_BM), - [HWBLK_VPU] = HWBLK(MSTPCR2, 1, CORE_AREA_BM), - [HWBLK_LCDC] = HWBLK(MSTPCR2, 0, CORE_AREA_BM), -}; - -static struct hwblk_info sh7723_hwblk_info = { - .areas = sh7723_hwblk_area, - .nr_areas = ARRAY_SIZE(sh7723_hwblk_area), - .hwblks = sh7723_hwblk, - .nr_hwblks = ARRAY_SIZE(sh7723_hwblk), -}; - -int arch_hwblk_sleep_mode(void) -{ - if (!sh7723_hwblk_area[CORE_AREA].cnt[HWBLK_CNT_USAGE]) - return SUSP_SH_STANDBY | SUSP_SH_SF; - - if (!sh7723_hwblk_area[CORE_AREA_BM].cnt[HWBLK_CNT_USAGE]) - return SUSP_SH_SLEEP | SUSP_SH_SF; - - return SUSP_SH_SLEEP; -} - -int __init arch_hwblk_init(void) -{ - return hwblk_register(&sh7723_hwblk_info); -} diff --git a/arch/sh/kernel/cpu/shmobile/Makefile b/arch/sh/kernel/cpu/shmobile/Makefile index e83c9d55ccd..7eb4502dfb6 100644 --- a/arch/sh/kernel/cpu/shmobile/Makefile +++ b/arch/sh/kernel/cpu/shmobile/Makefile @@ -5,6 +5,6 @@ # Power Management & Sleep mode obj-$(CONFIG_PM) += pm.o sleep.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o -ifneq ($(CONFIG_CPU_SUBTYPE_SH7724)$(CONFIG_CPU_SUBTYPE_SH7722),y) +ifneq ($(CONFIG_CPU_SUBTYPE_SH7722)$(CONFIG_CPU_SUBTYPE_SH7723)$(CONFIG_CPU_SUBTYPE_SH7724),y) obj-$(CONFIG_PM_RUNTIME) += pm_runtime.o endif diff --git a/drivers/sh/Makefile b/drivers/sh/Makefile index ffca2b4441a..51f171b0148 100644 --- a/drivers/sh/Makefile +++ b/drivers/sh/Makefile @@ -15,5 +15,6 @@ obj-$(CONFIG_GENERIC_GPIO) += pfc.o # special casing can go away. # obj-$(CONFIG_SUPERH)$(CONFIG_ARCH_SHMOBILE) += pm_runtime.o -obj-$(CONFIG_CPU_SUBTYPE_SH7724) += pm_runtime.o obj-$(CONFIG_CPU_SUBTYPE_SH7722) += pm_runtime.o +obj-$(CONFIG_CPU_SUBTYPE_SH7723) += pm_runtime.o +obj-$(CONFIG_CPU_SUBTYPE_SH7724) += pm_runtime.o -- cgit v1.2.3-70-g09d2 From 62d3ba8bba6fb1d1362dcaa1da2679f4ab740226 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Fri, 18 Nov 2011 16:05:52 +0900 Subject: sh: Kill off remaining private runtime PM bits. This kills of the now unused runtime PM stub in favour of the generic one. Signed-off-by: Paul Mundt --- arch/sh/include/asm/device.h | 9 - arch/sh/kernel/cpu/shmobile/Makefile | 3 - arch/sh/kernel/cpu/shmobile/pm_runtime.c | 319 ------------------------------- drivers/sh/Makefile | 12 +- 4 files changed, 1 insertion(+), 342 deletions(-) delete mode 100644 arch/sh/kernel/cpu/shmobile/pm_runtime.c (limited to 'arch') diff --git a/arch/sh/include/asm/device.h b/arch/sh/include/asm/device.h index b16debfe8c1..783ecdc64e2 100644 --- a/arch/sh/include/asm/device.h +++ b/arch/sh/include/asm/device.h @@ -14,15 +14,6 @@ int platform_resource_setup_memory(struct platform_device *pdev, void plat_early_device_setup(void); -#define PDEV_ARCHDATA_FLAG_INIT 0 -#define PDEV_ARCHDATA_FLAG_IDLE 1 -#define PDEV_ARCHDATA_FLAG_SUSP 2 - struct pdev_archdata { int hwblk_id; -#ifdef CONFIG_PM_RUNTIME - unsigned long flags; - struct list_head entry; - struct mutex mutex; -#endif }; diff --git a/arch/sh/kernel/cpu/shmobile/Makefile b/arch/sh/kernel/cpu/shmobile/Makefile index 7eb4502dfb6..e8a5111e848 100644 --- a/arch/sh/kernel/cpu/shmobile/Makefile +++ b/arch/sh/kernel/cpu/shmobile/Makefile @@ -5,6 +5,3 @@ # Power Management & Sleep mode obj-$(CONFIG_PM) += pm.o sleep.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o -ifneq ($(CONFIG_CPU_SUBTYPE_SH7722)$(CONFIG_CPU_SUBTYPE_SH7723)$(CONFIG_CPU_SUBTYPE_SH7724),y) -obj-$(CONFIG_PM_RUNTIME) += pm_runtime.o -endif diff --git a/arch/sh/kernel/cpu/shmobile/pm_runtime.c b/arch/sh/kernel/cpu/shmobile/pm_runtime.c deleted file mode 100644 index bf280c812d2..00000000000 --- a/arch/sh/kernel/cpu/shmobile/pm_runtime.c +++ /dev/null @@ -1,319 +0,0 @@ -/* - * arch/sh/kernel/cpu/shmobile/pm_runtime.c - * - * Runtime PM support code for SuperH Mobile - * - * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include -#include -#include -#include -#include -#include -#include - -static DEFINE_SPINLOCK(hwblk_lock); -static LIST_HEAD(hwblk_idle_list); -static struct work_struct hwblk_work; - -extern struct hwblk_info *hwblk_info; - -static void platform_pm_runtime_not_idle(struct platform_device *pdev) -{ - unsigned long flags; - - /* remove device from idle list */ - spin_lock_irqsave(&hwblk_lock, flags); - if (test_bit(PDEV_ARCHDATA_FLAG_IDLE, &pdev->archdata.flags)) { - list_del(&pdev->archdata.entry); - __clear_bit(PDEV_ARCHDATA_FLAG_IDLE, &pdev->archdata.flags); - } - spin_unlock_irqrestore(&hwblk_lock, flags); -} - -static int __platform_pm_runtime_resume(struct platform_device *pdev) -{ - struct device *d = &pdev->dev; - struct pdev_archdata *ad = &pdev->archdata; - int hwblk = ad->hwblk_id; - int ret = -ENOSYS; - - dev_dbg(d, "__platform_pm_runtime_resume() [%d]\n", hwblk); - - if (d->driver) { - hwblk_enable(hwblk_info, hwblk); - ret = 0; - - if (test_bit(PDEV_ARCHDATA_FLAG_SUSP, &ad->flags)) { - if (d->driver->pm && d->driver->pm->runtime_resume) - ret = d->driver->pm->runtime_resume(d); - - if (!ret) - clear_bit(PDEV_ARCHDATA_FLAG_SUSP, &ad->flags); - else - hwblk_disable(hwblk_info, hwblk); - } - } - - dev_dbg(d, "__platform_pm_runtime_resume() [%d] - returns %d\n", - hwblk, ret); - - return ret; -} - -static int __platform_pm_runtime_suspend(struct platform_device *pdev) -{ - struct device *d = &pdev->dev; - struct pdev_archdata *ad = &pdev->archdata; - int hwblk = ad->hwblk_id; - int ret = -ENOSYS; - - dev_dbg(d, "__platform_pm_runtime_suspend() [%d]\n", hwblk); - - if (d->driver) { - BUG_ON(!test_bit(PDEV_ARCHDATA_FLAG_IDLE, &ad->flags)); - ret = 0; - - if (d->driver->pm && d->driver->pm->runtime_suspend) { - hwblk_enable(hwblk_info, hwblk); - ret = d->driver->pm->runtime_suspend(d); - hwblk_disable(hwblk_info, hwblk); - } - - if (!ret) { - set_bit(PDEV_ARCHDATA_FLAG_SUSP, &ad->flags); - platform_pm_runtime_not_idle(pdev); - hwblk_cnt_dec(hwblk_info, hwblk, HWBLK_CNT_IDLE); - } - } - - dev_dbg(d, "__platform_pm_runtime_suspend() [%d] - returns %d\n", - hwblk, ret); - - return ret; -} - -static void platform_pm_runtime_work(struct work_struct *work) -{ - struct platform_device *pdev; - unsigned long flags; - int ret; - - /* go through the idle list and suspend one device at a time */ - do { - spin_lock_irqsave(&hwblk_lock, flags); - if (list_empty(&hwblk_idle_list)) - pdev = NULL; - else - pdev = list_first_entry(&hwblk_idle_list, - struct platform_device, - archdata.entry); - spin_unlock_irqrestore(&hwblk_lock, flags); - - if (pdev) { - mutex_lock(&pdev->archdata.mutex); - ret = __platform_pm_runtime_suspend(pdev); - - /* at this point the platform device may be: - * suspended: ret = 0, FLAG_SUSP set, clock stopped - * failed: ret < 0, FLAG_IDLE set, clock stopped - */ - mutex_unlock(&pdev->archdata.mutex); - } else { - ret = -ENODEV; - } - } while (!ret); -} - -/* this function gets called from cpuidle context when all devices in the - * main power domain are unused but some are counted as idle, ie the hwblk - * counter values are (HWBLK_CNT_USAGE == 0) && (HWBLK_CNT_IDLE != 0) - */ -void platform_pm_runtime_suspend_idle(void) -{ - queue_work(pm_wq, &hwblk_work); -} - -static int default_platform_runtime_suspend(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct pdev_archdata *ad = &pdev->archdata; - unsigned long flags; - int hwblk = ad->hwblk_id; - int ret = 0; - - dev_dbg(dev, "%s() [%d]\n", __func__, hwblk); - - /* ignore off-chip platform devices */ - if (!hwblk) - goto out; - - /* interrupt context not allowed */ - might_sleep(); - - /* catch misconfigured drivers not starting with resume */ - if (test_bit(PDEV_ARCHDATA_FLAG_INIT, &ad->flags)) { - ret = -EINVAL; - goto out; - } - - /* serialize */ - mutex_lock(&ad->mutex); - - /* disable clock */ - hwblk_disable(hwblk_info, hwblk); - - /* put device on idle list */ - spin_lock_irqsave(&hwblk_lock, flags); - list_add_tail(&ad->entry, &hwblk_idle_list); - __set_bit(PDEV_ARCHDATA_FLAG_IDLE, &ad->flags); - spin_unlock_irqrestore(&hwblk_lock, flags); - - /* increase idle count */ - hwblk_cnt_inc(hwblk_info, hwblk, HWBLK_CNT_IDLE); - - /* at this point the platform device is: - * idle: ret = 0, FLAG_IDLE set, clock stopped - */ - mutex_unlock(&ad->mutex); - -out: - dev_dbg(dev, "%s() [%d] returns %d\n", - __func__, hwblk, ret); - - return ret; -} - -static int default_platform_runtime_resume(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct pdev_archdata *ad = &pdev->archdata; - int hwblk = ad->hwblk_id; - int ret = 0; - - dev_dbg(dev, "%s() [%d]\n", __func__, hwblk); - - /* ignore off-chip platform devices */ - if (!hwblk) - goto out; - - /* interrupt context not allowed */ - might_sleep(); - - /* serialize */ - mutex_lock(&ad->mutex); - - /* make sure device is removed from idle list */ - platform_pm_runtime_not_idle(pdev); - - /* decrease idle count */ - if (!test_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags) && - !test_bit(PDEV_ARCHDATA_FLAG_SUSP, &pdev->archdata.flags)) - hwblk_cnt_dec(hwblk_info, hwblk, HWBLK_CNT_IDLE); - - /* resume the device if needed */ - ret = __platform_pm_runtime_resume(pdev); - - /* the driver has been initialized now, so clear the init flag */ - clear_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags); - - /* at this point the platform device may be: - * resumed: ret = 0, flags = 0, clock started - * failed: ret < 0, FLAG_SUSP set, clock stopped - */ - mutex_unlock(&ad->mutex); -out: - dev_dbg(dev, "%s() [%d] returns %d\n", - __func__, hwblk, ret); - - return ret; -} - -static int default_platform_runtime_idle(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - int hwblk = pdev->archdata.hwblk_id; - int ret = 0; - - dev_dbg(dev, "%s() [%d]\n", __func__, hwblk); - - /* ignore off-chip platform devices */ - if (!hwblk) - goto out; - - /* interrupt context not allowed, use pm_runtime_put()! */ - might_sleep(); - - /* suspend synchronously to disable clocks immediately */ - ret = pm_runtime_suspend(dev); -out: - dev_dbg(dev, "%s() [%d] done!\n", __func__, hwblk); - return ret; -} - -static struct dev_pm_domain default_pm_domain = { - .ops = { - .runtime_suspend = default_platform_runtime_suspend, - .runtime_resume = default_platform_runtime_resume, - .runtime_idle = default_platform_runtime_idle, - USE_PLATFORM_PM_SLEEP_OPS - }, -}; - -static int platform_bus_notify(struct notifier_block *nb, - unsigned long action, void *data) -{ - struct device *dev = data; - struct platform_device *pdev = to_platform_device(dev); - int hwblk = pdev->archdata.hwblk_id; - - /* ignore off-chip platform devices */ - if (!hwblk) - return 0; - - switch (action) { - case BUS_NOTIFY_ADD_DEVICE: - INIT_LIST_HEAD(&pdev->archdata.entry); - mutex_init(&pdev->archdata.mutex); - /* platform devices without drivers should be disabled */ - hwblk_enable(hwblk_info, hwblk); - hwblk_disable(hwblk_info, hwblk); - /* make sure driver re-inits itself once */ - __set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags); - dev->pm_domain = &default_pm_domain; - break; - /* TODO: add BUS_NOTIFY_BIND_DRIVER and increase idle count */ - case BUS_NOTIFY_BOUND_DRIVER: - /* keep track of number of devices in use per hwblk */ - hwblk_cnt_inc(hwblk_info, hwblk, HWBLK_CNT_DEVICES); - break; - case BUS_NOTIFY_UNBOUND_DRIVER: - /* keep track of number of devices in use per hwblk */ - hwblk_cnt_dec(hwblk_info, hwblk, HWBLK_CNT_DEVICES); - /* make sure driver re-inits itself once */ - __set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags); - break; - case BUS_NOTIFY_DEL_DEVICE: - dev->pm_domain = NULL; - break; - } - return 0; -} - -static struct notifier_block platform_bus_notifier = { - .notifier_call = platform_bus_notify -}; - -static int __init sh_pm_runtime_init(void) -{ - INIT_WORK(&hwblk_work, platform_pm_runtime_work); - - bus_register_notifier(&platform_bus_type, &platform_bus_notifier); - return 0; -} -core_initcall(sh_pm_runtime_init); diff --git a/drivers/sh/Makefile b/drivers/sh/Makefile index 51f171b0148..c393894ff35 100644 --- a/drivers/sh/Makefile +++ b/drivers/sh/Makefile @@ -7,14 +7,4 @@ obj-$(CONFIG_HAVE_CLK) += clk/ obj-$(CONFIG_MAPLE) += maple/ obj-$(CONFIG_SUPERHYWAY) += superhyway/ obj-$(CONFIG_GENERIC_GPIO) += pfc.o - -# -# For the moment we only use this framework for ARM-based SH/R-Mobile -# platforms and generic SH. SH-based SH-Mobile platforms are still using -# an older framework that is pending up-porting, at which point this -# special casing can go away. -# -obj-$(CONFIG_SUPERH)$(CONFIG_ARCH_SHMOBILE) += pm_runtime.o -obj-$(CONFIG_CPU_SUBTYPE_SH7722) += pm_runtime.o -obj-$(CONFIG_CPU_SUBTYPE_SH7723) += pm_runtime.o -obj-$(CONFIG_CPU_SUBTYPE_SH7724) += pm_runtime.o +obj-$(CONFIG_PM_RUNTIME) += pm_runtime.o -- cgit v1.2.3-70-g09d2 From 4be887342c48f3b1e208bac6375c19c57791a3b9 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Fri, 18 Nov 2011 16:13:09 +0900 Subject: sh: cpuidle: Migrate off of hwblk API. Now that the hwblk API is unused and going away, migrate cpuidle off of it. This is a pretty straightforward migration given that we weren't really making use of the allowed mode overloading in the first place, so simply default to regular sleep mode. Signed-off-by: Paul Mundt --- arch/sh/include/asm/hwblk.h | 1 - arch/sh/kernel/cpu/hwblk.c | 5 ----- arch/sh/kernel/cpu/shmobile/cpuidle.c | 3 +-- 3 files changed, 1 insertion(+), 8 deletions(-) (limited to 'arch') diff --git a/arch/sh/include/asm/hwblk.h b/arch/sh/include/asm/hwblk.h index e29461bbe84..75d50d9bf0a 100644 --- a/arch/sh/include/asm/hwblk.h +++ b/arch/sh/include/asm/hwblk.h @@ -49,7 +49,6 @@ struct hwblk_info { !defined(CONFIG_CPU_SUBTYPE_SH7724) /* Should be defined by processor-specific code */ int arch_hwblk_init(void); -int arch_hwblk_sleep_mode(void); int hwblk_register(struct hwblk_info *info); int hwblk_init(void); diff --git a/arch/sh/kernel/cpu/hwblk.c b/arch/sh/kernel/cpu/hwblk.c index 3e985aae5d9..00bab455a01 100644 --- a/arch/sh/kernel/cpu/hwblk.c +++ b/arch/sh/kernel/cpu/hwblk.c @@ -106,11 +106,6 @@ int __init __weak arch_hwblk_init(void) return 0; } -int __weak arch_hwblk_sleep_mode(void) -{ - return SUSP_SH_SLEEP; -} - int __init hwblk_init(void) { return arch_hwblk_init(); diff --git a/arch/sh/kernel/cpu/shmobile/cpuidle.c b/arch/sh/kernel/cpu/shmobile/cpuidle.c index 1cc257c9b1e..6d62eb40e75 100644 --- a/arch/sh/kernel/cpu/shmobile/cpuidle.c +++ b/arch/sh/kernel/cpu/shmobile/cpuidle.c @@ -17,7 +17,6 @@ #include #include #include -#include static unsigned long cpuidle_mode[] = { SUSP_SH_SLEEP, /* regular sleep mode */ @@ -29,7 +28,7 @@ static int cpuidle_sleep_enter(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - unsigned long allowed_mode = arch_hwblk_sleep_mode(); + unsigned long allowed_mode = SUSP_SH_SLEEP; ktime_t before, after; int requested_state = index; int allowed_state; -- cgit v1.2.3-70-g09d2 From ec20a81562772f43610490a48814f9edbebc3431 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Fri, 18 Nov 2011 16:24:08 +0900 Subject: sh: hwblk: Kill off hwblk_id from pdev archdata. Now that nothing is using this anymore, kill off the assignments across the board. Signed-off-by: Paul Mundt --- arch/sh/boards/mach-ap325rxa/setup.c | 12 ------- arch/sh/boards/mach-ecovec24/setup.c | 36 -------------------- arch/sh/boards/mach-kfr2r09/setup.c | 12 ------- arch/sh/boards/mach-migor/setup.c | 12 ------- arch/sh/boards/mach-se/7722/setup.c | 3 -- arch/sh/boards/mach-se/7724/setup.c | 30 ----------------- arch/sh/include/asm/device.h | 1 - arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 36 -------------------- arch/sh/kernel/cpu/sh4a/setup-sh7723.c | 39 ---------------------- arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 60 ---------------------------------- 10 files changed, 241 deletions(-) (limited to 'arch') diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c index 7030f4c8cf1..74d49c01783 100644 --- a/arch/sh/boards/mach-ap325rxa/setup.c +++ b/arch/sh/boards/mach-ap325rxa/setup.c @@ -249,9 +249,6 @@ static struct platform_device lcdc_device = { .dev = { .platform_data = &lcdc_info, }, - .archdata = { - .hwblk_id = HWBLK_LCDC, - }, }; static void camera_power(int val) @@ -424,9 +421,6 @@ static struct platform_device ceu_device = { .dev = { .platform_data = &sh_mobile_ceu_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU, - }, }; static struct resource sdhi0_cn3_resources[] = { @@ -454,9 +448,6 @@ static struct platform_device sdhi0_cn3_device = { .dev = { .platform_data = &sdhi0_cn3_data, }, - .archdata = { - .hwblk_id = HWBLK_SDHI0, - }, }; static struct resource sdhi1_cn7_resources[] = { @@ -484,9 +475,6 @@ static struct platform_device sdhi1_cn7_device = { .dev = { .platform_data = &sdhi1_cn7_data, }, - .archdata = { - .hwblk_id = HWBLK_SDHI1, - }, }; static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = { diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 92ddce4b345..9a19fb07276 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -156,9 +156,6 @@ static struct platform_device sh_eth_device = { }, .num_resources = ARRAY_SIZE(sh_eth_resources), .resource = sh_eth_resources, - .archdata = { - .hwblk_id = HWBLK_ETHER, - }, }; /* USB0 host */ @@ -278,9 +275,6 @@ static struct platform_device usbhs_device = { }, .num_resources = ARRAY_SIZE(usbhs_resources), .resource = usbhs_resources, - .archdata = { - .hwblk_id = HWBLK_USB1, - }, }; /* LCDC */ @@ -366,9 +360,6 @@ static struct platform_device lcdc_device = { .dev = { .platform_data = &lcdc_info, }, - .archdata = { - .hwblk_id = HWBLK_LCDC, - }, }; /* CEU0 */ @@ -400,9 +391,6 @@ static struct platform_device ceu0_device = { .dev = { .platform_data = &sh_mobile_ceu0_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU0, - }, }; /* CEU1 */ @@ -434,9 +422,6 @@ static struct platform_device ceu1_device = { .dev = { .platform_data = &sh_mobile_ceu1_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU1, - }, }; /* I2C device */ @@ -491,9 +476,6 @@ static struct platform_device keysc_device = { .dev = { .platform_data = &keysc_info, }, - .archdata = { - .hwblk_id = HWBLK_KEYSC, - }, }; /* TouchScreen */ @@ -568,9 +550,6 @@ static struct platform_device sdhi0_device = { .dev = { .platform_data = &sdhi0_info, }, - .archdata = { - .hwblk_id = HWBLK_SDHI0, - }, }; #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE) @@ -608,9 +587,6 @@ static struct platform_device sdhi1_device = { .dev = { .platform_data = &sdhi1_info, }, - .archdata = { - .hwblk_id = HWBLK_SDHI1, - }, }; #endif /* CONFIG_MMC_SH_MMCIF */ @@ -676,9 +652,6 @@ static struct platform_device msiof0_device = { }, .num_resources = ARRAY_SIZE(msiof0_resources), .resource = msiof0_resources, - .archdata = { - .hwblk_id = HWBLK_MSIOF0, - }, }; #endif @@ -818,9 +791,6 @@ static struct platform_device fsi_device = { .dev = { .platform_data = &fsi_info, }, - .archdata = { - .hwblk_id = HWBLK_SPU, /* FSI needs SPU hwblk */ - }, }; /* IrDA */ @@ -882,9 +852,6 @@ static struct platform_device vou_device = { .dev = { .platform_data = &sh_vou_pdata, }, - .archdata = { - .hwblk_id = HWBLK_VOU, - }, }; #if defined(CONFIG_MMC_SH_MMCIF) || defined(CONFIG_MMC_SH_MMCIF_MODULE) @@ -936,9 +903,6 @@ static struct platform_device sh_mmcif_device = { }, .num_resources = ARRAY_SIZE(sh_mmcif_resources), .resource = sh_mmcif_resources, - .archdata = { - .hwblk_id = HWBLK_MMC, - }, }; #endif diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c index f65271a8d07..5c3c7136684 100644 --- a/arch/sh/boards/mach-kfr2r09/setup.c +++ b/arch/sh/boards/mach-kfr2r09/setup.c @@ -122,9 +122,6 @@ static struct platform_device kfr2r09_sh_keysc_device = { .dev = { .platform_data = &kfr2r09_sh_keysc_info, }, - .archdata = { - .hwblk_id = HWBLK_KEYSC, - }, }; static const struct fb_videomode kfr2r09_lcdc_modes[] = { @@ -191,9 +188,6 @@ static struct platform_device kfr2r09_sh_lcdc_device = { .dev = { .platform_data = &kfr2r09_sh_lcdc_info, }, - .archdata = { - .hwblk_id = HWBLK_LCDC, - }, }; static struct r8a66597_platdata kfr2r09_usb0_gadget_data = { @@ -254,9 +248,6 @@ static struct platform_device kfr2r09_ceu_device = { .dev = { .platform_data = &sh_mobile_ceu_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU0, - }, }; static struct i2c_board_info kfr2r09_i2c_camera = { @@ -377,9 +368,6 @@ static struct platform_device kfr2r09_sh_sdhi0_device = { .dev = { .platform_data = &sh7724_sdhi0_data, }, - .archdata = { - .hwblk_id = HWBLK_SDHI0, - }, }; static struct platform_device *kfr2r09_devices[] __initdata = { diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index e4c81195929..f8f9377d568 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -99,9 +99,6 @@ static struct platform_device sh_keysc_device = { .dev = { .platform_data = &sh_keysc_info, }, - .archdata = { - .hwblk_id = HWBLK_KEYSC, - }, }; static struct mtd_partition migor_nor_flash_partitions[] = @@ -300,9 +297,6 @@ static struct platform_device migor_lcdc_device = { .dev = { .platform_data = &sh_mobile_lcdc_info, }, - .archdata = { - .hwblk_id = HWBLK_LCDC, - }, }; static struct clk *camera_clk; @@ -390,9 +384,6 @@ static struct platform_device migor_ceu_device = { .dev = { .platform_data = &sh_mobile_ceu_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU, - }, }; static struct resource sdhi_cn9_resources[] = { @@ -421,9 +412,6 @@ static struct platform_device sdhi_cn9_device = { .dev = { .platform_data = &sh7724_sdhi_data, }, - .archdata = { - .hwblk_id = HWBLK_SDHI, - }, }; static struct i2c_board_info migor_i2c_devices[] = { diff --git a/arch/sh/boards/mach-se/7722/setup.c b/arch/sh/boards/mach-se/7722/setup.c index 80a4e571b31..e1963fecd76 100644 --- a/arch/sh/boards/mach-se/7722/setup.c +++ b/arch/sh/boards/mach-se/7722/setup.c @@ -127,9 +127,6 @@ static struct platform_device sh_keysc_device = { .dev = { .platform_data = &sh_keysc_info, }, - .archdata = { - .hwblk_id = HWBLK_KEYSC, - }, }; static struct platform_device *se7722_devices[] __initdata = { diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c index b747c0ab926..affde85ff63 100644 --- a/arch/sh/boards/mach-se/7724/setup.c +++ b/arch/sh/boards/mach-se/7724/setup.c @@ -210,9 +210,6 @@ static struct platform_device lcdc_device = { .dev = { .platform_data = &lcdc_info, }, - .archdata = { - .hwblk_id = HWBLK_LCDC, - }, }; /* CEU0 */ @@ -244,9 +241,6 @@ static struct platform_device ceu0_device = { .dev = { .platform_data = &sh_mobile_ceu0_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU0, - }, }; /* CEU1 */ @@ -278,9 +272,6 @@ static struct platform_device ceu1_device = { .dev = { .platform_data = &sh_mobile_ceu1_info, }, - .archdata = { - .hwblk_id = HWBLK_CEU1, - }, }; /* FSI */ @@ -310,9 +301,6 @@ static struct platform_device fsi_device = { .dev = { .platform_data = &fsi_info, }, - .archdata = { - .hwblk_id = HWBLK_SPU, /* FSI needs SPU hwblk */ - }, }; static struct platform_device fsi_ak4642_device = { @@ -355,9 +343,6 @@ static struct platform_device keysc_device = { .dev = { .platform_data = &keysc_info, }, - .archdata = { - .hwblk_id = HWBLK_KEYSC, - }, }; /* SH Eth */ @@ -386,9 +371,6 @@ static struct platform_device sh_eth_device = { }, .num_resources = ARRAY_SIZE(sh_eth_resources), .resource = sh_eth_resources, - .archdata = { - .hwblk_id = HWBLK_ETHER, - }, }; static struct r8a66597_platdata sh7724_usb0_host_data = { @@ -418,9 +400,6 @@ static struct platform_device sh7724_usb0_host_device = { }, .num_resources = ARRAY_SIZE(sh7724_usb0_host_resources), .resource = sh7724_usb0_host_resources, - .archdata = { - .hwblk_id = HWBLK_USB0, - }, }; static struct r8a66597_platdata sh7724_usb1_gadget_data = { @@ -479,9 +458,6 @@ static struct platform_device sdhi0_cn7_device = { .dev = { .platform_data = &sh7724_sdhi0_data, }, - .archdata = { - .hwblk_id = HWBLK_SDHI0, - }, }; static struct resource sdhi1_cn8_resources[] = { @@ -511,9 +487,6 @@ static struct platform_device sdhi1_cn8_device = { .dev = { .platform_data = &sh7724_sdhi1_data, }, - .archdata = { - .hwblk_id = HWBLK_SDHI1, - }, }; /* IrDA */ @@ -576,9 +549,6 @@ static struct platform_device vou_device = { .dev = { .platform_data = &sh_vou_pdata, }, - .archdata = { - .hwblk_id = HWBLK_VOU, - }, }; static struct platform_device *ms7724se_devices[] __initdata = { diff --git a/arch/sh/include/asm/device.h b/arch/sh/include/asm/device.h index 783ecdc64e2..a1c9c0daec1 100644 --- a/arch/sh/include/asm/device.h +++ b/arch/sh/include/asm/device.h @@ -15,5 +15,4 @@ int platform_resource_setup_memory(struct platform_device *pdev, void plat_early_device_setup(void); struct pdev_archdata { - int hwblk_id; }; diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 278a0e57215..65246ab8f97 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -173,9 +173,6 @@ struct platform_device dma_device = { .dev = { .platform_data = &dma_platform_data, }, - .archdata = { - .hwblk_id = HWBLK_DMAC, - }, }; /* Serial */ @@ -264,9 +261,6 @@ static struct platform_device rtc_device = { .id = -1, .num_resources = ARRAY_SIZE(rtc_resources), .resource = rtc_resources, - .archdata = { - .hwblk_id = HWBLK_RTC, - }, }; static struct m66592_platdata usbf_platdata = { @@ -297,9 +291,6 @@ static struct platform_device usbf_device = { }, .num_resources = ARRAY_SIZE(usbf_resources), .resource = usbf_resources, - .archdata = { - .hwblk_id = HWBLK_USBF, - }, }; static struct resource iic_resources[] = { @@ -321,9 +312,6 @@ static struct platform_device iic_device = { .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic_resources), .resource = iic_resources, - .archdata = { - .hwblk_id = HWBLK_IIC, - }, }; static struct uio_info vpu_platform_data = { @@ -352,9 +340,6 @@ static struct platform_device vpu_device = { }, .resource = vpu_resources, .num_resources = ARRAY_SIZE(vpu_resources), - .archdata = { - .hwblk_id = HWBLK_VPU, - }, }; static struct uio_info veu_platform_data = { @@ -383,9 +368,6 @@ static struct platform_device veu_device = { }, .resource = veu_resources, .num_resources = ARRAY_SIZE(veu_resources), - .archdata = { - .hwblk_id = HWBLK_VEU, - }, }; static struct uio_info jpu_platform_data = { @@ -414,9 +396,6 @@ static struct platform_device jpu_device = { }, .resource = jpu_resources, .num_resources = ARRAY_SIZE(jpu_resources), - .archdata = { - .hwblk_id = HWBLK_JPU, - }, }; static struct sh_timer_config cmt_platform_data = { @@ -446,9 +425,6 @@ static struct platform_device cmt_device = { }, .resource = cmt_resources, .num_resources = ARRAY_SIZE(cmt_resources), - .archdata = { - .hwblk_id = HWBLK_CMT, - }, }; static struct sh_timer_config tmu0_platform_data = { @@ -477,9 +453,6 @@ static struct platform_device tmu0_device = { }, .resource = tmu0_resources, .num_resources = ARRAY_SIZE(tmu0_resources), - .archdata = { - .hwblk_id = HWBLK_TMU, - }, }; static struct sh_timer_config tmu1_platform_data = { @@ -508,9 +481,6 @@ static struct platform_device tmu1_device = { }, .resource = tmu1_resources, .num_resources = ARRAY_SIZE(tmu1_resources), - .archdata = { - .hwblk_id = HWBLK_TMU, - }, }; static struct sh_timer_config tmu2_platform_data = { @@ -538,9 +508,6 @@ static struct platform_device tmu2_device = { }, .resource = tmu2_resources, .num_resources = ARRAY_SIZE(tmu2_resources), - .archdata = { - .hwblk_id = HWBLK_TMU, - }, }; static struct siu_platform siu_platform_data = { @@ -571,9 +538,6 @@ static struct platform_device siu_device = { }, .resource = siu_resources, .num_resources = ARRAY_SIZE(siu_resources), - .archdata = { - .hwblk_id = HWBLK_SIU, - }, }; static struct platform_device *sh7722_devices[] __initdata = { diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c index 3c2810d8f72..a188c9ea439 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c @@ -158,9 +158,6 @@ static struct platform_device vpu_device = { }, .resource = vpu_resources, .num_resources = ARRAY_SIZE(vpu_resources), - .archdata = { - .hwblk_id = HWBLK_VPU, - }, }; static struct uio_info veu0_platform_data = { @@ -189,9 +186,6 @@ static struct platform_device veu0_device = { }, .resource = veu0_resources, .num_resources = ARRAY_SIZE(veu0_resources), - .archdata = { - .hwblk_id = HWBLK_VEU2H0, - }, }; static struct uio_info veu1_platform_data = { @@ -220,9 +214,6 @@ static struct platform_device veu1_device = { }, .resource = veu1_resources, .num_resources = ARRAY_SIZE(veu1_resources), - .archdata = { - .hwblk_id = HWBLK_VEU2H1, - }, }; static struct sh_timer_config cmt_platform_data = { @@ -252,9 +243,6 @@ static struct platform_device cmt_device = { }, .resource = cmt_resources, .num_resources = ARRAY_SIZE(cmt_resources), - .archdata = { - .hwblk_id = HWBLK_CMT, - }, }; static struct sh_timer_config tmu0_platform_data = { @@ -283,9 +271,6 @@ static struct platform_device tmu0_device = { }, .resource = tmu0_resources, .num_resources = ARRAY_SIZE(tmu0_resources), - .archdata = { - .hwblk_id = HWBLK_TMU0, - }, }; static struct sh_timer_config tmu1_platform_data = { @@ -314,9 +299,6 @@ static struct platform_device tmu1_device = { }, .resource = tmu1_resources, .num_resources = ARRAY_SIZE(tmu1_resources), - .archdata = { - .hwblk_id = HWBLK_TMU0, - }, }; static struct sh_timer_config tmu2_platform_data = { @@ -344,9 +326,6 @@ static struct platform_device tmu2_device = { }, .resource = tmu2_resources, .num_resources = ARRAY_SIZE(tmu2_resources), - .archdata = { - .hwblk_id = HWBLK_TMU0, - }, }; static struct sh_timer_config tmu3_platform_data = { @@ -374,9 +353,6 @@ static struct platform_device tmu3_device = { }, .resource = tmu3_resources, .num_resources = ARRAY_SIZE(tmu3_resources), - .archdata = { - .hwblk_id = HWBLK_TMU1, - }, }; static struct sh_timer_config tmu4_platform_data = { @@ -404,9 +380,6 @@ static struct platform_device tmu4_device = { }, .resource = tmu4_resources, .num_resources = ARRAY_SIZE(tmu4_resources), - .archdata = { - .hwblk_id = HWBLK_TMU1, - }, }; static struct sh_timer_config tmu5_platform_data = { @@ -434,9 +407,6 @@ static struct platform_device tmu5_device = { }, .resource = tmu5_resources, .num_resources = ARRAY_SIZE(tmu5_resources), - .archdata = { - .hwblk_id = HWBLK_TMU1, - }, }; static struct resource rtc_resources[] = { @@ -467,9 +437,6 @@ static struct platform_device rtc_device = { .id = -1, .num_resources = ARRAY_SIZE(rtc_resources), .resource = rtc_resources, - .archdata = { - .hwblk_id = HWBLK_RTC, - }, }; static struct r8a66597_platdata r8a66597_data = { @@ -499,9 +466,6 @@ static struct platform_device sh7723_usb_host_device = { }, .num_resources = ARRAY_SIZE(sh7723_usb_host_resources), .resource = sh7723_usb_host_resources, - .archdata = { - .hwblk_id = HWBLK_USB, - }, }; static struct resource iic_resources[] = { @@ -523,9 +487,6 @@ static struct platform_device iic_device = { .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic_resources), .resource = iic_resources, - .archdata = { - .hwblk_id = HWBLK_IIC, - }, }; static struct platform_device *sh7723_devices[] __initdata = { diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c index a37dd72c367..7370aa94b9a 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c @@ -275,9 +275,6 @@ static struct platform_device dma0_device = { .dev = { .platform_data = &dma_platform_data, }, - .archdata = { - .hwblk_id = HWBLK_DMAC0, - }, }; static struct platform_device dma1_device = { @@ -288,9 +285,6 @@ static struct platform_device dma1_device = { .dev = { .platform_data = &dma_platform_data, }, - .archdata = { - .hwblk_id = HWBLK_DMAC1, - }, }; /* Serial */ @@ -434,9 +428,6 @@ static struct platform_device rtc_device = { .id = -1, .num_resources = ARRAY_SIZE(rtc_resources), .resource = rtc_resources, - .archdata = { - .hwblk_id = HWBLK_RTC, - }, }; /* I2C0 */ @@ -459,9 +450,6 @@ static struct platform_device iic0_device = { .id = 0, /* "i2c0" clock */ .num_resources = ARRAY_SIZE(iic0_resources), .resource = iic0_resources, - .archdata = { - .hwblk_id = HWBLK_IIC0, - }, }; /* I2C1 */ @@ -484,9 +472,6 @@ static struct platform_device iic1_device = { .id = 1, /* "i2c1" clock */ .num_resources = ARRAY_SIZE(iic1_resources), .resource = iic1_resources, - .archdata = { - .hwblk_id = HWBLK_IIC1, - }, }; /* VPU */ @@ -516,9 +501,6 @@ static struct platform_device vpu_device = { }, .resource = vpu_resources, .num_resources = ARRAY_SIZE(vpu_resources), - .archdata = { - .hwblk_id = HWBLK_VPU, - }, }; /* VEU0 */ @@ -548,9 +530,6 @@ static struct platform_device veu0_device = { }, .resource = veu0_resources, .num_resources = ARRAY_SIZE(veu0_resources), - .archdata = { - .hwblk_id = HWBLK_VEU0, - }, }; /* VEU1 */ @@ -580,9 +559,6 @@ static struct platform_device veu1_device = { }, .resource = veu1_resources, .num_resources = ARRAY_SIZE(veu1_resources), - .archdata = { - .hwblk_id = HWBLK_VEU1, - }, }; /* BEU0 */ @@ -612,9 +588,6 @@ static struct platform_device beu0_device = { }, .resource = beu0_resources, .num_resources = ARRAY_SIZE(beu0_resources), - .archdata = { - .hwblk_id = HWBLK_BEU0, - }, }; /* BEU1 */ @@ -644,9 +617,6 @@ static struct platform_device beu1_device = { }, .resource = beu1_resources, .num_resources = ARRAY_SIZE(beu1_resources), - .archdata = { - .hwblk_id = HWBLK_BEU1, - }, }; static struct sh_timer_config cmt_platform_data = { @@ -676,9 +646,6 @@ static struct platform_device cmt_device = { }, .resource = cmt_resources, .num_resources = ARRAY_SIZE(cmt_resources), - .archdata = { - .hwblk_id = HWBLK_CMT, - }, }; static struct sh_timer_config tmu0_platform_data = { @@ -707,9 +674,6 @@ static struct platform_device tmu0_device = { }, .resource = tmu0_resources, .num_resources = ARRAY_SIZE(tmu0_resources), - .archdata = { - .hwblk_id = HWBLK_TMU0, - }, }; static struct sh_timer_config tmu1_platform_data = { @@ -738,9 +702,6 @@ static struct platform_device tmu1_device = { }, .resource = tmu1_resources, .num_resources = ARRAY_SIZE(tmu1_resources), - .archdata = { - .hwblk_id = HWBLK_TMU0, - }, }; static struct sh_timer_config tmu2_platform_data = { @@ -768,9 +729,6 @@ static struct platform_device tmu2_device = { }, .resource = tmu2_resources, .num_resources = ARRAY_SIZE(tmu2_resources), - .archdata = { - .hwblk_id = HWBLK_TMU0, - }, }; @@ -799,9 +757,6 @@ static struct platform_device tmu3_device = { }, .resource = tmu3_resources, .num_resources = ARRAY_SIZE(tmu3_resources), - .archdata = { - .hwblk_id = HWBLK_TMU1, - }, }; static struct sh_timer_config tmu4_platform_data = { @@ -829,9 +784,6 @@ static struct platform_device tmu4_device = { }, .resource = tmu4_resources, .num_resources = ARRAY_SIZE(tmu4_resources), - .archdata = { - .hwblk_id = HWBLK_TMU1, - }, }; static struct sh_timer_config tmu5_platform_data = { @@ -859,9 +811,6 @@ static struct platform_device tmu5_device = { }, .resource = tmu5_resources, .num_resources = ARRAY_SIZE(tmu5_resources), - .archdata = { - .hwblk_id = HWBLK_TMU1, - }, }; /* JPU */ @@ -891,9 +840,6 @@ static struct platform_device jpu_device = { }, .resource = jpu_resources, .num_resources = ARRAY_SIZE(jpu_resources), - .archdata = { - .hwblk_id = HWBLK_JPU, - }, }; /* SPU2DSP0 */ @@ -923,9 +869,6 @@ static struct platform_device spu0_device = { }, .resource = spu0_resources, .num_resources = ARRAY_SIZE(spu0_resources), - .archdata = { - .hwblk_id = HWBLK_SPU, - }, }; /* SPU2DSP1 */ @@ -955,9 +898,6 @@ static struct platform_device spu1_device = { }, .resource = spu1_resources, .num_resources = ARRAY_SIZE(spu1_resources), - .archdata = { - .hwblk_id = HWBLK_SPU, - }, }; static struct platform_device *sh7724_devices[] __initdata = { -- cgit v1.2.3-70-g09d2 From cfc806a7ee38e68a9363584dd2b00421fda6dfed Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Fri, 18 Nov 2011 16:26:00 +0900 Subject: sh: hwblk: Kill off remaining bits of hwblk API. Now that everything has been migrated, kill off the remaining infrastructure bits. Signed-off-by: Paul Mundt --- arch/sh/include/asm/hwblk.h | 74 --------------------- arch/sh/kernel/cpu/Makefile | 3 - arch/sh/kernel/cpu/hwblk.c | 154 -------------------------------------------- arch/sh/kernel/time.c | 2 - 4 files changed, 233 deletions(-) delete mode 100644 arch/sh/include/asm/hwblk.h delete mode 100644 arch/sh/kernel/cpu/hwblk.c (limited to 'arch') diff --git a/arch/sh/include/asm/hwblk.h b/arch/sh/include/asm/hwblk.h deleted file mode 100644 index 75d50d9bf0a..00000000000 --- a/arch/sh/include/asm/hwblk.h +++ /dev/null @@ -1,74 +0,0 @@ -#ifndef __ASM_SH_HWBLK_H -#define __ASM_SH_HWBLK_H - -#include -#include - -#define HWBLK_CNT_USAGE 0 -#define HWBLK_CNT_IDLE 1 -#define HWBLK_CNT_DEVICES 2 -#define HWBLK_CNT_NR 3 - -#define HWBLK_AREA_FLAG_PARENT (1 << 0) /* valid parent */ - -#define HWBLK_AREA(_flags, _parent) \ -{ \ - .flags = _flags, \ - .parent = _parent, \ -} - -struct hwblk_area { - int cnt[HWBLK_CNT_NR]; - unsigned char parent; - unsigned char flags; -}; - -#define HWBLK(_mstp, _bit, _area) \ -{ \ - .mstp = (void __iomem *)_mstp, \ - .bit = _bit, \ - .area = _area, \ -} - -struct hwblk { - void __iomem *mstp; - unsigned char bit; - unsigned char area; - int cnt[HWBLK_CNT_NR]; -}; - -struct hwblk_info { - struct hwblk_area *areas; - int nr_areas; - struct hwblk *hwblks; - int nr_hwblks; -}; - -#if !defined(CONFIG_CPU_SUBTYPE_SH7722) && \ - !defined(CONFIG_CPU_SUBTYPE_SH7723) && \ - !defined(CONFIG_CPU_SUBTYPE_SH7724) -/* Should be defined by processor-specific code */ -int arch_hwblk_init(void); - -int hwblk_register(struct hwblk_info *info); -int hwblk_init(void); - -void hwblk_enable(struct hwblk_info *info, int hwblk); -void hwblk_disable(struct hwblk_info *info, int hwblk); - -void hwblk_cnt_inc(struct hwblk_info *info, int hwblk, int cnt); -void hwblk_cnt_dec(struct hwblk_info *info, int hwblk, int cnt); - -/* allow clocks to enable and disable hardware blocks */ -#define SH_HWBLK_CLK(_hwblk, _parent, _flags) \ -[_hwblk] = { \ - .parent = _parent, \ - .arch_flags = _hwblk, \ - .flags = _flags, \ -} - -int sh_hwblk_clk_register(struct clk *clks, int nr); -#else -#define hwblk_init() 0 -#endif -#endif /* __ASM_SH_HWBLK_H */ diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index 5366fdf8c56..fa58bfd30d8 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -19,6 +19,3 @@ obj-$(CONFIG_SH_ADC) += adc.o obj-$(CONFIG_SH_CLK_CPG_LEGACY) += clock-cpg.o obj-y += irq/ init.o clock.o fpu.o proc.o -ifneq ($(CONFIG_CPU_SUBTYPE_SH7722)$(CONFIG_CPU_SUBTYPE_SH7723)$(CONFIG_CPU_SUBTYPE_SH7724),y) -obj-y += hwblk.o -endif diff --git a/arch/sh/kernel/cpu/hwblk.c b/arch/sh/kernel/cpu/hwblk.c deleted file mode 100644 index 00bab455a01..00000000000 --- a/arch/sh/kernel/cpu/hwblk.c +++ /dev/null @@ -1,154 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include - -static DEFINE_SPINLOCK(hwblk_lock); - -static void hwblk_area_mod_cnt(struct hwblk_info *info, - int area, int counter, int value, int goal) -{ - struct hwblk_area *hap = info->areas + area; - - hap->cnt[counter] += value; - - if (hap->cnt[counter] != goal) - return; - - if (hap->flags & HWBLK_AREA_FLAG_PARENT) - hwblk_area_mod_cnt(info, hap->parent, counter, value, goal); -} - - -static int __hwblk_mod_cnt(struct hwblk_info *info, int hwblk, - int counter, int value, int goal) -{ - struct hwblk *hp = info->hwblks + hwblk; - - hp->cnt[counter] += value; - if (hp->cnt[counter] == goal) - hwblk_area_mod_cnt(info, hp->area, counter, value, goal); - - return hp->cnt[counter]; -} - -static void hwblk_mod_cnt(struct hwblk_info *info, int hwblk, - int counter, int value, int goal) -{ - unsigned long flags; - - spin_lock_irqsave(&hwblk_lock, flags); - __hwblk_mod_cnt(info, hwblk, counter, value, goal); - spin_unlock_irqrestore(&hwblk_lock, flags); -} - -void hwblk_cnt_inc(struct hwblk_info *info, int hwblk, int counter) -{ - hwblk_mod_cnt(info, hwblk, counter, 1, 1); -} - -void hwblk_cnt_dec(struct hwblk_info *info, int hwblk, int counter) -{ - hwblk_mod_cnt(info, hwblk, counter, -1, 0); -} - -void hwblk_enable(struct hwblk_info *info, int hwblk) -{ - struct hwblk *hp = info->hwblks + hwblk; - unsigned long tmp; - unsigned long flags; - int ret; - - spin_lock_irqsave(&hwblk_lock, flags); - - ret = __hwblk_mod_cnt(info, hwblk, HWBLK_CNT_USAGE, 1, 1); - if (ret == 1) { - tmp = __raw_readl(hp->mstp); - tmp &= ~(1 << hp->bit); - __raw_writel(tmp, hp->mstp); - } - - spin_unlock_irqrestore(&hwblk_lock, flags); -} - -void hwblk_disable(struct hwblk_info *info, int hwblk) -{ - struct hwblk *hp = info->hwblks + hwblk; - unsigned long tmp; - unsigned long flags; - int ret; - - spin_lock_irqsave(&hwblk_lock, flags); - - ret = __hwblk_mod_cnt(info, hwblk, HWBLK_CNT_USAGE, -1, 0); - if (ret == 0) { - tmp = __raw_readl(hp->mstp); - tmp |= 1 << hp->bit; - __raw_writel(tmp, hp->mstp); - } - - spin_unlock_irqrestore(&hwblk_lock, flags); -} - -struct hwblk_info *hwblk_info; - -int __init hwblk_register(struct hwblk_info *info) -{ - hwblk_info = info; - return 0; -} - -int __init __weak arch_hwblk_init(void) -{ - return 0; -} - -int __init hwblk_init(void) -{ - return arch_hwblk_init(); -} - -/* allow clocks to enable and disable hardware blocks */ -static int sh_hwblk_clk_enable(struct clk *clk) -{ - if (!hwblk_info) - return -ENOENT; - - hwblk_enable(hwblk_info, clk->arch_flags); - return 0; -} - -static void sh_hwblk_clk_disable(struct clk *clk) -{ - if (hwblk_info) - hwblk_disable(hwblk_info, clk->arch_flags); -} - -static struct clk_ops sh_hwblk_clk_ops = { - .enable = sh_hwblk_clk_enable, - .disable = sh_hwblk_clk_disable, - .recalc = followparent_recalc, -}; - -int __init sh_hwblk_clk_register(struct clk *clks, int nr) -{ - struct clk *clkp; - int ret = 0; - int k; - - for (k = 0; !ret && (k < nr); k++) { - clkp = clks + k; - - /* skip over clocks using hwblk 0 (HWBLK_UNKNOWN) */ - if (!clkp->arch_flags) - continue; - - clkp->ops = &sh_hwblk_clk_ops; - ret |= clk_register(clkp); - } - - return ret; -} diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c index 8a0072de2bc..552c8fcf941 100644 --- a/arch/sh/kernel/time.c +++ b/arch/sh/kernel/time.c @@ -21,7 +21,6 @@ #include #include #include -#include #include /* Dummy RTC ops */ @@ -110,7 +109,6 @@ void __init time_init(void) if (board_time_init) board_time_init(); - hwblk_init(); clk_init(); late_time_init = sh_late_time_init; -- cgit v1.2.3-70-g09d2 From 615c36f53581b9bd19354947f50a4b416d003f35 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 21 Nov 2011 18:59:54 -0800 Subject: sh: sh7724.h: bugfix: remove unused clock index Current sh clocks are using pm_runtime frame work instead of old hwblk. So, HWBLK_UNKNOWN and HWBLK_DBG are not needed for now. Now mstp32 clocks are registered by sh_clk_mstp32_register(), but the clock which isn't defined by SH_CLK_MSTP32() macro will be crash. because it doesn't have enable_reg. Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/sh/include/cpu-sh4/cpu/sh7724.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'arch') diff --git a/arch/sh/include/cpu-sh4/cpu/sh7724.h b/arch/sh/include/cpu-sh4/cpu/sh7724.h index cbc47e6bcab..ea9ada37b50 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7724.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7724.h @@ -268,10 +268,9 @@ enum { }; enum { - HWBLK_UNKNOWN = 0, HWBLK_TLB, HWBLK_IC, HWBLK_OC, HWBLK_RSMEM, HWBLK_ILMEM, HWBLK_L2C, HWBLK_FPU, HWBLK_INTC, HWBLK_DMAC0, HWBLK_SHYWAY, - HWBLK_HUDI, HWBLK_DBG, HWBLK_UBC, + HWBLK_HUDI, HWBLK_UBC, HWBLK_TMU0, HWBLK_CMT, HWBLK_RWDT, HWBLK_DMAC1, HWBLK_TMU1, HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, HWBLK_SCIF3, HWBLK_SCIF4, HWBLK_SCIF5, HWBLK_MSIOF0, HWBLK_MSIOF1, -- cgit v1.2.3-70-g09d2 From 544089a9f654832125ee4602e48636139a17aa00 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 21 Nov 2011 19:00:04 -0800 Subject: sh: sh7723.h: bugfix: remove unused clock index Current sh clocks are using pm_runtime frame work instead of old hwblk. So, HWBLK_UNKNOWN, HWBLK_DBG and HWBLK_SUBC are not needed for now. Now mstp32 clocks are registered by sh_clk_mstp32_register(), but the clock which isn't defined by SH_CLK_MSTP32() macro will be crash. because it doesn't have enable_reg. Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/sh/include/cpu-sh4/cpu/sh7723.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'arch') diff --git a/arch/sh/include/cpu-sh4/cpu/sh7723.h b/arch/sh/include/cpu-sh4/cpu/sh7723.h index 9b36fae7232..6fae50cb1e9 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7723.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7723.h @@ -266,10 +266,9 @@ enum { }; enum { - HWBLK_UNKNOWN = 0, HWBLK_TLB, HWBLK_IC, HWBLK_OC, HWBLK_L2C, HWBLK_ILMEM, HWBLK_FPU, HWBLK_INTC, HWBLK_DMAC0, HWBLK_SHYWAY, - HWBLK_HUDI, HWBLK_DBG, HWBLK_UBC, HWBLK_SUBC, + HWBLK_HUDI, HWBLK_UBC, HWBLK_TMU0, HWBLK_CMT, HWBLK_RWDT, HWBLK_DMAC1, HWBLK_TMU1, HWBLK_FLCTL, HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, -- cgit v1.2.3-70-g09d2 From a319add1e24c43d285b781332cfa532405466650 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Wed, 23 Nov 2011 22:53:46 +0100 Subject: sh: sh7722: fix Oops: remove empty clock entries Unused indices produce empty entries in the clock array, which then lead to Oopses at boot-time. Reported-by: Kuninori Morimoto Signed-off-by: Guennadi Liakhovetski Signed-off-by: Paul Mundt --- arch/sh/include/cpu-sh4/cpu/sh7722.h | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) (limited to 'arch') diff --git a/arch/sh/include/cpu-sh4/cpu/sh7722.h b/arch/sh/include/cpu-sh4/cpu/sh7722.h index bd0622788d6..3bb74e534d0 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7722.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7722.h @@ -222,14 +222,11 @@ enum { }; enum { - HWBLK_UNKNOWN = 0, - HWBLK_TLB, HWBLK_IC, HWBLK_OC, HWBLK_URAM, HWBLK_XYMEM, - HWBLK_INTC, HWBLK_DMAC, HWBLK_SHYWAY, HWBLK_HUDI, - HWBLK_UBC, HWBLK_TMU, HWBLK_CMT, HWBLK_RWDT, HWBLK_FLCTL, - HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, HWBLK_SIO, - HWBLK_SIOF0, HWBLK_SIOF1, HWBLK_IIC, HWBLK_RTC, - HWBLK_TPU, HWBLK_IRDA, HWBLK_SDHI, HWBLK_SIM, HWBLK_KEYSC, - HWBLK_TSIF, HWBLK_USBF, HWBLK_2DG, HWBLK_SIU, HWBLK_VOU, + HWBLK_URAM, HWBLK_XYMEM, + HWBLK_TMU, HWBLK_CMT, HWBLK_RWDT, HWBLK_FLCTL, + HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, HWBLK_IIC, HWBLK_RTC, + HWBLK_SDHI, HWBLK_KEYSC, + HWBLK_USBF, HWBLK_2DG, HWBLK_SIU, HWBLK_VOU, HWBLK_JPU, HWBLK_BEU, HWBLK_CEU, HWBLK_VEU, HWBLK_VPU, HWBLK_LCDC, HWBLK_NR, -- cgit v1.2.3-70-g09d2 From 56242a1fc595d158eddefbb4d6d76e82c2535f55 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 21 Nov 2011 21:33:18 -0800 Subject: sh: clkfwk: setup clock parent from current register value Some clocks can select its parent clock by CPG register. But it might have been modified by boot-loader or something. This patch removed fixed initial parent clock, and setup it from their current register settings. It works on div6 reparent clocks for now. Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/arm/mach-shmobile/clock-sh7372.c | 6 +++--- arch/sh/kernel/cpu/sh4a/clock-sh7724.c | 4 ++-- drivers/sh/clk/cpg.c | 35 ++++++++++++++++++++++++++++++++++ include/linux/sh_clk.h | 9 ++++++--- 4 files changed, 46 insertions(+), 8 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c index 995a9c3aec8..e349c22a0d7 100644 --- a/arch/arm/mach-shmobile/clock-sh7372.c +++ b/arch/arm/mach-shmobile/clock-sh7372.c @@ -411,11 +411,11 @@ static struct clk *fsibckcr_parent[] = { }; static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { - [DIV6_HDMI] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, HDMICKCR, 0, + [DIV6_HDMI] = SH_CLK_DIV6_EXT(HDMICKCR, 0, hdmi_parent, ARRAY_SIZE(hdmi_parent), 6, 2), - [DIV6_FSIA] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, FSIACKCR, 0, + [DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0, fsiackcr_parent, ARRAY_SIZE(fsiackcr_parent), 6, 2), - [DIV6_FSIB] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, FSIBCKCR, 0, + [DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0, fsibckcr_parent, ARRAY_SIZE(fsibckcr_parent), 6, 2), }; diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c index 8668f557e0a..77118387f1c 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c @@ -189,9 +189,9 @@ static struct clk *fclkbcr_parent[] = { }; static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { - [DIV6_FA] = SH_CLK_DIV6_EXT(&div3_clk, FCLKACR, 0, + [DIV6_FA] = SH_CLK_DIV6_EXT(FCLKACR, 0, fclkacr_parent, ARRAY_SIZE(fclkacr_parent), 6, 2), - [DIV6_FB] = SH_CLK_DIV6_EXT(&div3_clk, FCLKBCR, 0, + [DIV6_FB] = SH_CLK_DIV6_EXT(FCLKBCR, 0, fclkbcr_parent, ARRAY_SIZE(fclkbcr_parent), 6, 2), }; diff --git a/drivers/sh/clk/cpg.c b/drivers/sh/clk/cpg.c index 82dd6fb1783..5e4301b936e 100644 --- a/drivers/sh/clk/cpg.c +++ b/drivers/sh/clk/cpg.c @@ -167,6 +167,38 @@ static struct clk_ops sh_clk_div6_reparent_clk_ops = { .set_parent = sh_clk_div6_set_parent, }; +static int __init sh_clk_init_parent(struct clk *clk) +{ + u32 val; + + if (clk->parent) + return 0; + + if (!clk->parent_table || !clk->parent_num) + return 0; + + if (!clk->src_width) { + pr_err("sh_clk_init_parent: cannot select parent clock\n"); + return -EINVAL; + } + + val = (__raw_readl(clk->enable_reg) >> clk->src_shift); + val &= (1 << clk->src_width) - 1; + + if (val >= clk->parent_num) { + pr_err("sh_clk_init_parent: parent table size failed\n"); + return -EINVAL; + } + + clk->parent = clk->parent_table[val]; + if (!clk->parent) { + pr_err("sh_clk_init_parent: unable to set parent"); + return -EINVAL; + } + + return 0; +} + static int __init sh_clk_div6_register_ops(struct clk *clks, int nr, struct clk_ops *ops) { @@ -190,6 +222,9 @@ static int __init sh_clk_div6_register_ops(struct clk *clks, int nr, clkp->ops = ops; clkp->freq_table = freq_table + (k * freq_table_size); clkp->freq_table[nr_divs].frequency = CPUFREQ_TABLE_END; + ret = sh_clk_init_parent(clkp); + if (ret < 0) + break; ret = clk_register(clkp); } diff --git a/include/linux/sh_clk.h b/include/linux/sh_clk.h index a20831cf336..e834304c0b6 100644 --- a/include/linux/sh_clk.h +++ b/include/linux/sh_clk.h @@ -131,10 +131,9 @@ int sh_clk_div4_enable_register(struct clk *clks, int nr, int sh_clk_div4_reparent_register(struct clk *clks, int nr, struct clk_div4_table *table); -#define SH_CLK_DIV6_EXT(_parent, _reg, _flags, _parents, \ +#define SH_CLK_DIV6_EXT(_reg, _flags, _parents, \ _num_parents, _src_shift, _src_width) \ { \ - .parent = _parent, \ .enable_reg = (void __iomem *)_reg, \ .flags = _flags, \ .parent_table = _parents, \ @@ -144,7 +143,11 @@ int sh_clk_div4_reparent_register(struct clk *clks, int nr, } #define SH_CLK_DIV6(_parent, _reg, _flags) \ - SH_CLK_DIV6_EXT(_parent, _reg, _flags, NULL, 0, 0, 0) +{ \ + .parent = _parent, \ + .enable_reg = (void __iomem *)_reg, \ + .flags = _flags, \ +} int sh_clk_div6_register(struct clk *clks, int nr); int sh_clk_div6_reparent_register(struct clk *clks, int nr); -- cgit v1.2.3-70-g09d2 From 7e28c7bb377d8f46c46e79e2b18f0297e7bb4940 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 5 Dec 2011 22:26:15 -0800 Subject: sh: clock-sh7723: add CLKDEV_ICK_ID for cleanup Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/sh/kernel/cpu/sh4a/clock-sh7723.c | 76 ++++++---------------------------- 1 file changed, 13 insertions(+), 63 deletions(-) (limited to 'arch') diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c index 3cc3827380e..f254166e1f3 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c @@ -233,73 +233,10 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("sh0", &mstp_clks[HWBLK_SHYWAY]), CLKDEV_CON_ID("hudi0", &mstp_clks[HWBLK_HUDI]), CLKDEV_CON_ID("ubc0", &mstp_clks[HWBLK_UBC]), - { - /* TMU0 */ - .dev_id = "sh_tmu.0", - .con_id = "tmu_fck", - .clk = &mstp_clks[HWBLK_TMU0], - }, { - /* TMU1 */ - .dev_id = "sh_tmu.1", - .con_id = "tmu_fck", - .clk = &mstp_clks[HWBLK_TMU0], - }, { - /* TMU2 */ - .dev_id = "sh_tmu.2", - .con_id = "tmu_fck", - .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]), - { - /* TMU3 */ - .dev_id = "sh_tmu.3", - .con_id = "tmu_fck", - .clk = &mstp_clks[HWBLK_TMU1], - }, { - /* TMU4 */ - .dev_id = "sh_tmu.4", - .con_id = "tmu_fck", - .clk = &mstp_clks[HWBLK_TMU1], - }, { - /* TMU5 */ - .dev_id = "sh_tmu.5", - .con_id = "tmu_fck", - .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]), @@ -324,6 +261,19 @@ static struct clk_lookup lookups[] = { 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_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[HWBLK_TMU0]), + CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[HWBLK_TMU0]), + CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU0]), + CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[HWBLK_TMU1]), + CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[HWBLK_TMU1]), + CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[HWBLK_TMU1]), + CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]), + CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]), + CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]), + CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[HWBLK_SCIF3]), + CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[HWBLK_SCIF4]), + CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[HWBLK_SCIF5]), }; int __init arch_clk_init(void) -- cgit v1.2.3-70-g09d2 From 171f1bc77c2d34308392841bcffa69b8a22c2e09 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 5 Dec 2011 22:28:18 -0800 Subject: sh: clkfwk: clock-sh7724: all div6_clks use SH_CLK_DIV6_EXT() Current div6 clocks can specify their current parent clocks from its register value if it is registered by sh_clk_div6_reparent_register(). This patch modifies all div6 clocks into SH_CLK_DIV6_EXT(). Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/sh/include/cpu-sh4/cpu/sh7724.h | 1 + arch/sh/kernel/cpu/sh4a/clock-sh7724.c | 40 +++++++++++++++++++++------------- 2 files changed, 26 insertions(+), 15 deletions(-) (limited to 'arch') diff --git a/arch/sh/include/cpu-sh4/cpu/sh7724.h b/arch/sh/include/cpu-sh4/cpu/sh7724.h index cbc47e6bcab..36ce466cbf0 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7724.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7724.h @@ -314,5 +314,6 @@ enum { extern struct clk sh7724_fsimcka_clk; extern struct clk sh7724_fsimckb_clk; +extern struct clk sh7724_dv_clki; #endif /* __ASM_SH7724_H__ */ diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c index 77118387f1c..9ee4b3667dd 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c @@ -111,13 +111,16 @@ static struct clk div3_clk = { .parent = &pll_clk, }; -/* External input clock (pin name: FSIMCKA/FSIMCKB ) */ +/* External input clock (pin name: FSIMCKA/FSIMCKB/DV_CLKI ) */ struct clk sh7724_fsimcka_clk = { }; struct clk sh7724_fsimckb_clk = { }; +struct clk sh7724_dv_clki = { +}; + static struct clk *main_clks[] = { &r_clk, &extal_clk, @@ -126,6 +129,7 @@ static struct clk *main_clks[] = { &div3_clk, &sh7724_fsimcka_clk, &sh7724_fsimckb_clk, + &sh7724_dv_clki, }; static void div4_kick(struct clk *clk) @@ -163,17 +167,20 @@ struct clk div4_clks[DIV4_NR] = { [DIV4_M1] = DIV4(FRQCRB, 4, 0x2f7c, CLK_ENABLE_ON_INIT), }; -enum { DIV6_V, DIV6_I, DIV6_S, DIV6_NR }; +enum { DIV6_V, DIV6_I, DIV6_S, DIV6_FA, DIV6_FB, DIV6_NR }; -static struct clk div6_clks[DIV6_NR] = { - [DIV6_V] = SH_CLK_DIV6(&div3_clk, VCLKCR, 0), - [DIV6_I] = SH_CLK_DIV6(&div3_clk, IRDACLKCR, 0), - [DIV6_S] = SH_CLK_DIV6(&div3_clk, SPUCLKCR, CLK_ENABLE_ON_INIT), +/* Indices are important - they are the actual src selecting values */ +static struct clk *common_parent[] = { + [0] = &div3_clk, + [1] = NULL, }; -enum { DIV6_FA, DIV6_FB, DIV6_REPARENT_NR }; +static struct clk *vclkcr_parent[8] = { + [0] = &div3_clk, + [2] = &sh7724_dv_clki, + [4] = &extal_clk, +}; -/* Indices are important - they are the actual src selecting values */ static struct clk *fclkacr_parent[] = { [0] = &div3_clk, [1] = NULL, @@ -188,7 +195,13 @@ static struct clk *fclkbcr_parent[] = { [3] = NULL, }; -static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { +static struct clk div6_clks[DIV6_NR] = { + [DIV6_V] = SH_CLK_DIV6_EXT(VCLKCR, 0, + vclkcr_parent, ARRAY_SIZE(vclkcr_parent), 12, 3), + [DIV6_I] = SH_CLK_DIV6_EXT(IRDACLKCR, 0, + common_parent, ARRAY_SIZE(common_parent), 6, 1), + [DIV6_S] = SH_CLK_DIV6_EXT(SPUCLKCR, CLK_ENABLE_ON_INIT, + common_parent, ARRAY_SIZE(common_parent), 6, 1), [DIV6_FA] = SH_CLK_DIV6_EXT(FCLKACR, 0, fclkacr_parent, ARRAY_SIZE(fclkacr_parent), 6, 2), [DIV6_FB] = SH_CLK_DIV6_EXT(FCLKBCR, 0, @@ -269,8 +282,8 @@ static struct clk_lookup lookups[] = { /* DIV6 clocks */ CLKDEV_CON_ID("video_clk", &div6_clks[DIV6_V]), - CLKDEV_CON_ID("fsia_clk", &div6_reparent_clks[DIV6_FA]), - CLKDEV_CON_ID("fsib_clk", &div6_reparent_clks[DIV6_FB]), + CLKDEV_CON_ID("fsia_clk", &div6_clks[DIV6_FA]), + CLKDEV_CON_ID("fsib_clk", &div6_clks[DIV6_FB]), CLKDEV_CON_ID("irda_clk", &div6_clks[DIV6_I]), CLKDEV_CON_ID("spu_clk", &div6_clks[DIV6_S]), @@ -356,10 +369,7 @@ int __init arch_clk_init(void) ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table); if (!ret) - ret = sh_clk_div6_register(div6_clks, DIV6_NR); - - if (!ret) - ret = sh_clk_div6_reparent_register(div6_reparent_clks, DIV6_REPARENT_NR); + ret = sh_clk_div6_reparent_register(div6_clks, DIV6_NR); if (!ret) ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR); -- cgit v1.2.3-70-g09d2 From d4775356bb39eaa305844cc6cc4c267236535956 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 5 Dec 2011 22:29:15 -0800 Subject: sh: clkfwk: clock-sh73a0: all div6_clks use SH_CLK_DIV6_EXT() Current div6 clocks can specify their current parent clocks from its register value if it is registered by sh_clk_div6_reparent_register(). This patch modifies all div6 clocks into SH_CLK_DIV6_EXT(). Signed-off-by: Kuninori Morimoto Signed-off-by: Paul Mundt --- arch/arm/mach-shmobile/clock-sh73a0.c | 146 +++++++++++++++++++++++---- arch/arm/mach-shmobile/include/mach/common.h | 2 + 2 files changed, 126 insertions(+), 22 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c index 61a846bb30f..8ea8c810144 100644 --- a/arch/arm/mach-shmobile/clock-sh73a0.c +++ b/arch/arm/mach-shmobile/clock-sh73a0.c @@ -92,6 +92,24 @@ static struct clk_ops div2_clk_ops = { .recalc = div2_recalc, }; +static unsigned long div7_recalc(struct clk *clk) +{ + return clk->parent->rate / 7; +} + +static struct clk_ops div7_clk_ops = { + .recalc = div7_recalc, +}; + +static unsigned long div13_recalc(struct clk *clk) +{ + return clk->parent->rate / 13; +} + +static struct clk_ops div13_clk_ops = { + .recalc = div13_recalc, +}; + /* Divide extal1 by two */ static struct clk extal1_div2_clk = { .ops = &div2_clk_ops, @@ -113,6 +131,11 @@ static struct clk main_clk = { .ops = &main_clk_ops, }; +static struct clk main_div2_clk = { + .ops = &div2_clk_ops, + .parent = &main_clk, +}; + /* PLL0, PLL1, PLL2, PLL3 */ static unsigned long pll_recalc(struct clk *clk) { @@ -168,12 +191,29 @@ static struct clk pll3_clk = { .enable_bit = 3, }; -/* Divide PLL1 by two */ +/* Divide PLL */ static struct clk pll1_div2_clk = { .ops = &div2_clk_ops, .parent = &pll1_clk, }; +static struct clk pll1_div7_clk = { + .ops = &div7_clk_ops, + .parent = &pll1_clk, +}; + +static struct clk pll1_div13_clk = { + .ops = &div13_clk_ops, + .parent = &pll1_clk, +}; + +/* External input clock */ +struct clk sh73a0_extcki_clk = { +}; + +struct clk sh73a0_extalr_clk = { +}; + static struct clk *main_clks[] = { &r_clk, &sh73a0_extal1_clk, @@ -181,11 +221,16 @@ static struct clk *main_clks[] = { &extal1_div2_clk, &extal2_div2_clk, &main_clk, + &main_div2_clk, &pll0_clk, &pll1_clk, &pll2_clk, &pll3_clk, &pll1_div2_clk, + &pll1_div7_clk, + &pll1_div13_clk, + &sh73a0_extcki_clk, + &sh73a0_extalr_clk, }; static void div4_kick(struct clk *clk) @@ -239,27 +284,84 @@ enum { DIV6_VCK1, DIV6_VCK2, DIV6_VCK3, DIV6_ZB1, DIV6_DSIT, DIV6_DSI0P, DIV6_DSI1P, DIV6_NR }; +static struct clk *vck_parent[8] = { + [0] = &pll1_div2_clk, + [1] = &pll2_clk, + [2] = &sh73a0_extcki_clk, + [3] = &sh73a0_extal2_clk, + [4] = &main_div2_clk, + [5] = &sh73a0_extalr_clk, + [6] = &main_clk, +}; + +static struct clk *pll_parent[4] = { + [0] = &pll1_div2_clk, + [1] = &pll2_clk, + [2] = &pll1_div13_clk, +}; + +static struct clk *hsi_parent[4] = { + [0] = &pll1_div2_clk, + [1] = &pll2_clk, + [2] = &pll1_div7_clk, +}; + +static struct clk *pll_extal2_parent[] = { + [0] = &pll1_div2_clk, + [1] = &pll2_clk, + [2] = &sh73a0_extal2_clk, + [3] = &sh73a0_extal2_clk, +}; + +static struct clk *dsi_parent[8] = { + [0] = &pll1_div2_clk, + [1] = &pll2_clk, + [2] = &main_clk, + [3] = &sh73a0_extal2_clk, + [4] = &sh73a0_extcki_clk, +}; + static struct clk div6_clks[DIV6_NR] = { - [DIV6_VCK1] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR1, 0), - [DIV6_VCK2] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR2, 0), - [DIV6_VCK3] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR3, 0), - [DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, 0), - [DIV6_FLCTL] = SH_CLK_DIV6(&pll1_div2_clk, FLCKCR, 0), - [DIV6_SDHI0] = SH_CLK_DIV6(&pll1_div2_clk, SD0CKCR, 0), - [DIV6_SDHI1] = SH_CLK_DIV6(&pll1_div2_clk, SD1CKCR, 0), - [DIV6_SDHI2] = SH_CLK_DIV6(&pll1_div2_clk, SD2CKCR, 0), - [DIV6_FSIA] = SH_CLK_DIV6(&pll1_div2_clk, FSIACKCR, 0), - [DIV6_FSIB] = SH_CLK_DIV6(&pll1_div2_clk, FSIBCKCR, 0), - [DIV6_SUB] = SH_CLK_DIV6(&sh73a0_extal2_clk, SUBCKCR, 0), - [DIV6_SPUA] = SH_CLK_DIV6(&pll1_div2_clk, SPUACKCR, 0), - [DIV6_SPUV] = SH_CLK_DIV6(&pll1_div2_clk, SPUVCKCR, 0), - [DIV6_MSU] = SH_CLK_DIV6(&pll1_div2_clk, MSUCKCR, 0), - [DIV6_HSI] = SH_CLK_DIV6(&pll1_div2_clk, HSICKCR, 0), - [DIV6_MFG1] = SH_CLK_DIV6(&pll1_div2_clk, MFCK1CR, 0), - [DIV6_MFG2] = SH_CLK_DIV6(&pll1_div2_clk, MFCK2CR, 0), - [DIV6_DSIT] = SH_CLK_DIV6(&pll1_div2_clk, DSITCKCR, 0), - [DIV6_DSI0P] = SH_CLK_DIV6(&pll1_div2_clk, DSI0PCKCR, 0), - [DIV6_DSI1P] = SH_CLK_DIV6(&pll1_div2_clk, DSI1PCKCR, 0), + [DIV6_VCK1] = SH_CLK_DIV6_EXT(VCLKCR1, 0, + vck_parent, ARRAY_SIZE(vck_parent), 12, 3), + [DIV6_VCK2] = SH_CLK_DIV6_EXT(VCLKCR2, 0, + vck_parent, ARRAY_SIZE(vck_parent), 12, 3), + [DIV6_VCK3] = SH_CLK_DIV6_EXT(VCLKCR3, 0, + vck_parent, ARRAY_SIZE(vck_parent), 12, 3), + [DIV6_ZB1] = SH_CLK_DIV6_EXT(ZBCKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 7, 1), + [DIV6_FLCTL] = SH_CLK_DIV6_EXT(FLCKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 7, 1), + [DIV6_SDHI0] = SH_CLK_DIV6_EXT(SD0CKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 6, 2), + [DIV6_SDHI1] = SH_CLK_DIV6_EXT(SD1CKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 6, 2), + [DIV6_SDHI2] = SH_CLK_DIV6_EXT(SD2CKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 6, 2), + [DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 6, 1), + [DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 6, 1), + [DIV6_SUB] = SH_CLK_DIV6_EXT(SUBCKCR, 0, + pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2), + [DIV6_SPUA] = SH_CLK_DIV6_EXT(SPUACKCR, 0, + pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2), + [DIV6_SPUV] = SH_CLK_DIV6_EXT(SPUVCKCR, 0, + pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2), + [DIV6_MSU] = SH_CLK_DIV6_EXT(MSUCKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 7, 1), + [DIV6_HSI] = SH_CLK_DIV6_EXT(HSICKCR, 0, + hsi_parent, ARRAY_SIZE(hsi_parent), 6, 2), + [DIV6_MFG1] = SH_CLK_DIV6_EXT(MFCK1CR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 7, 1), + [DIV6_MFG2] = SH_CLK_DIV6_EXT(MFCK2CR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 7, 1), + [DIV6_DSIT] = SH_CLK_DIV6_EXT(DSITCKCR, 0, + pll_parent, ARRAY_SIZE(pll_parent), 7, 1), + [DIV6_DSI0P] = SH_CLK_DIV6_EXT(DSI0PCKCR, 0, + dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3), + [DIV6_DSI1P] = SH_CLK_DIV6_EXT(DSI1PCKCR, 0, + dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3), }; enum { MSTP001, @@ -387,7 +489,7 @@ void __init sh73a0_clock_init(void) ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table); if (!ret) - ret = sh_clk_div6_register(div6_clks, DIV6_NR); + ret = sh_clk_div6_reparent_register(div6_clks, DIV6_NR); if (!ret) ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR); diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h index 834bd6cd508..d055d054ef8 100644 --- a/arch/arm/mach-shmobile/include/mach/common.h +++ b/arch/arm/mach-shmobile/include/mach/common.h @@ -47,6 +47,8 @@ extern void sh73a0_clock_init(void); extern void sh73a0_pinmux_init(void); extern struct clk sh73a0_extal1_clk; extern struct clk sh73a0_extal2_clk; +extern struct clk sh73a0_extcki_clk; +extern struct clk sh73a0_extalr_clk; extern unsigned int sh73a0_get_core_count(void); extern void sh73a0_secondary_init(unsigned int cpu); -- cgit v1.2.3-70-g09d2 From 1760e371a9038329190f0fdd051776ae76aca083 Mon Sep 17 00:00:00 2001 From: "Shimoda, Yoshihiro" Date: Thu, 5 Jan 2012 14:08:03 +0900 Subject: sh: modify clock-sh7757 for renesas_usbhs The renesas_usbhs driver doesn't use the clk functions. So, even if we adds "CLKDEV_DEV_ID("renesas_usbhs.0", ...)" only, we cannot use the USB controller because clk_late_init() will disable the clock by "usb0". So, the patch also removes the "CLKDEV_CON_ID("usb0", ...)". Signed-off-by: Yoshihiro Shimoda Signed-off-by: Paul Mundt --- arch/sh/kernel/cpu/sh4a/clock-sh7757.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c index 19222dae823..0fbff1422f5 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c @@ -129,7 +129,7 @@ static struct clk_lookup lookups[] = { CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP110]), CLKDEV_CON_ID("usb_fck", &mstp_clks[MSTP103]), - CLKDEV_CON_ID("usb0", &mstp_clks[MSTP102]), + CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[MSTP102]), CLKDEV_CON_ID("mmc0", &mstp_clks[MSTP220]), }; -- cgit v1.2.3-70-g09d2 From 7afb4e9a92e42e66124b7043405bbca82680aa96 Mon Sep 17 00:00:00 2001 From: "Shimoda, Yoshihiro" Date: Thu, 5 Jan 2012 14:08:12 +0900 Subject: sh: add platform_device for renesas_usbhs in board-sh7757lcr Signed-off-by: Yoshihiro Shimoda Signed-off-by: Paul Mundt --- arch/sh/boards/board-sh7757lcr.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'arch') diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c index 895e337c79b..0838154dd21 100644 --- a/arch/sh/boards/board-sh7757lcr.c +++ b/arch/sh/boards/board-sh7757lcr.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include @@ -264,6 +265,43 @@ static struct platform_device sdhi_device = { }, }; +static int usbhs0_get_id(struct platform_device *pdev) +{ + return USBHS_GADGET; +} + +static struct renesas_usbhs_platform_info usb0_data = { + .platform_callback = { + .get_id = usbhs0_get_id, + }, + .driver_param = { + .buswait_bwait = 5, + } +}; + +static struct resource usb0_resources[] = { + [0] = { + .start = 0xfe450000, + .end = 0xfe4501ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 50, + .end = 50, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usb0_device = { + .name = "renesas_usbhs", + .id = 0, + .dev = { + .platform_data = &usb0_data, + }, + .num_resources = ARRAY_SIZE(usb0_resources), + .resource = usb0_resources, +}; + static struct platform_device *sh7757lcr_devices[] __initdata = { &heartbeat_device, &sh7757_eth0_device, @@ -272,6 +310,7 @@ static struct platform_device *sh7757lcr_devices[] __initdata = { &sh7757_eth_giga1_device, &sh_mmcif_device, &sdhi_device, + &usb0_device, }; static struct flash_platform_data spi_flash_data = { -- cgit v1.2.3-70-g09d2 From 33dc5c1000c193084a70ffd8f3bd9c67d19f9159 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Tue, 10 Jan 2012 16:24:11 +0900 Subject: sh: Fix up store queue code for subsys_interface changes. Fixes up a number of build and section mismatch errors introduced by the subsys_interface conversion. Signed-off-by: Paul Mundt --- arch/sh/kernel/cpu/sh4/sq.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch') diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c index a8140f0bbf6..0a47bd3e7be 100644 --- a/arch/sh/kernel/cpu/sh4/sq.c +++ b/arch/sh/kernel/cpu/sh4/sq.c @@ -337,7 +337,7 @@ static struct kobj_type ktype_percpu_entry = { .default_attrs = sq_sysfs_attrs, }; -static int __devinit sq_dev_add(struct device *dev) +static int sq_dev_add(struct device *dev, struct subsys_interface *sif) { unsigned int cpu = dev->id; struct kobject *kobj; @@ -355,7 +355,7 @@ static int __devinit sq_dev_add(struct device *dev) return error; } -static int __devexit sq_dev_remove(struct device *dev) +static int sq_dev_remove(struct device *dev, struct subsys_interface *sif) { unsigned int cpu = dev->id; struct kobject *kobj = sq_kobject[cpu]; @@ -365,10 +365,10 @@ static int __devexit sq_dev_remove(struct device *dev) } static struct subsys_interface sq_interface = { - .name = "sq" + .name = "sq", .subsys = &cpu_subsys, .add_dev = sq_dev_add, - .remove_dev = __devexit_p(sq_dev_remove), + .remove_dev = sq_dev_remove, }; static int __init sq_api_init(void) -- cgit v1.2.3-70-g09d2 From 6330c04bb455e10eb6cc6d2552a593af54c6dd96 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Tue, 10 Jan 2012 16:30:37 +0900 Subject: sh: Ensure IRQs are enabled across do_notify_resume(). do_notify_resume() can trigger the freezer via the try_to_freeze() path (both explicitly through a redundant call in do_signal() or via get_signal_to_deliver()). That IRQs were disabled across this callsite became apparent with the might_sleep() introduction in try_to_freeze() by Tejun in a0acae0e886d44bd5ce6d2f173c1ace0fcf0d9f6, resulting in: BUG: sleeping function called from invalid context at include/linux/freezer.h:45 in_atomic(): 0, irqs_disabled(): 1, pid: 819, name: ntpd no locks held by ntpd/819. Stack: (0x9c81be80 to 0x9c81c000) ... Signed-off-by: Paul Mundt --- arch/sh/kernel/entry-common.S | 1 + 1 file changed, 1 insertion(+) (limited to 'arch') diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index 2b15ae60c3a..f67601cb3f1 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -145,6 +145,7 @@ work_notifysig: mov r15, r4 mov r12, r5 ! set arg1(save_r0) mov r0, r6 + sti mov.l 2f, r1 mov.l 3f, r0 jmp @r1 -- cgit v1.2.3-70-g09d2 From abef364050bcf8f46b0cb4bd47947ec2951664d3 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Tue, 10 Jan 2012 16:37:06 +0900 Subject: sh: Remove redundant try_to_freeze() invocations. get_signal_to_deliver() takes care of this, kill off the redundancies, as per the avr32 change. Signed-off-by: Paul Mundt --- arch/sh/kernel/signal_32.c | 4 ---- arch/sh/kernel/signal_64.c | 4 ---- 2 files changed, 8 deletions(-) (limited to 'arch') diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 579cd2ca358..a7a55ed43a5 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -588,9 +588,6 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0) if (!user_mode(regs)) return; - if (try_to_freeze()) - goto no_signal; - if (current_thread_info()->status & TS_RESTORE_SIGMASK) oldset = ¤t->saved_sigmask; else @@ -618,7 +615,6 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0) return; } -no_signal: /* Did we come from a system call? */ if (regs->tra >= 0) { /* Restart the system call - no handlers present */ diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c index 5a9f1f10ebf..6b5603fe274 100644 --- a/arch/sh/kernel/signal_64.c +++ b/arch/sh/kernel/signal_64.c @@ -98,9 +98,6 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset) if (!user_mode(regs)) return 1; - if (try_to_freeze()) - goto no_signal; - if (current_thread_info()->status & TS_RESTORE_SIGMASK) oldset = ¤t->saved_sigmask; else if (!oldset) @@ -125,7 +122,6 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset) } } -no_signal: /* Did we come from a system call? */ if (regs->syscall_nr >= 0) { /* Restart the system call - no handlers present */ -- cgit v1.2.3-70-g09d2 From a4d5247310c993b6b30f1686be12ddacfc41142a Mon Sep 17 00:00:00 2001 From: "Shimoda, Yoshihiro" Date: Tue, 10 Jan 2012 14:20:58 +0900 Subject: sh: add a resource name for shdma Signed-off-by: Yoshihiro Shimoda Signed-off-by: Paul Mundt --- arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 2 +- arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 4 ++-- arch/sh/kernel/cpu/sh4a/setup-sh7757.c | 7 ++++--- arch/sh/kernel/cpu/sh4a/setup-sh7780.c | 2 ++ arch/sh/kernel/cpu/sh4a/setup-sh7785.c | 2 ++ arch/sh/kernel/cpu/sh4a/setup-sh7786.c | 2 +- 6 files changed, 12 insertions(+), 7 deletions(-) (limited to 'arch') diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 278a0e57215..27af277cc63 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -146,7 +146,7 @@ static struct resource sh7722_dmae_resources[] = { .flags = IORESOURCE_MEM, }, { - /* DMA error IRQ */ + .name = "error_irq", .start = 78, .end = 78, .flags = IORESOURCE_IRQ, diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c index a37dd72c367..8d8a5512d57 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c @@ -214,7 +214,7 @@ static struct resource sh7724_dmae0_resources[] = { .flags = IORESOURCE_MEM, }, { - /* DMA error IRQ */ + .name = "error_irq", .start = 78, .end = 78, .flags = IORESOURCE_IRQ, @@ -248,7 +248,7 @@ static struct resource sh7724_dmae1_resources[] = { .flags = IORESOURCE_MEM, }, { - /* DMA error IRQ */ + .name = "error_irq", .start = 74, .end = 74, .flags = IORESOURCE_IRQ, diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c index 05559295d2c..a7b2da6b3a1 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c @@ -465,6 +465,7 @@ static struct resource sh7757_dmae0_resources[] = { .flags = IORESOURCE_MEM, }, { + .name = "error_irq", .start = 34, .end = 34, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, @@ -486,7 +487,7 @@ static struct resource sh7757_dmae1_resources[] = { .flags = IORESOURCE_MEM, }, { - /* DMA error */ + .name = "error_irq", .start = 34, .end = 34, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, @@ -556,7 +557,7 @@ static struct resource sh7757_dmae2_resources[] = { .flags = IORESOURCE_MEM, }, { - /* DMA error */ + .name = "error_irq", .start = 323, .end = 323, .flags = IORESOURCE_IRQ, @@ -590,7 +591,7 @@ static struct resource sh7757_dmae3_resources[] = { .flags = IORESOURCE_MEM, }, { - /* DMA error */ + .name = "error_irq", .start = 324, .end = 324, .flags = IORESOURCE_IRQ, diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c index 3d4d2075c19..d431b0052d0 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c @@ -322,6 +322,7 @@ static struct resource sh7780_dmae0_resources[] = { }, { /* Real DMA error IRQ is 38, and channel IRQs are 34-37, 44-45 */ + .name = "error_irq", .start = 34, .end = 34, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, @@ -338,6 +339,7 @@ static struct resource sh7780_dmae1_resources[] = { /* DMAC1 has no DMARS */ { /* Real DMA error IRQ is 38, and channel IRQs are 46-47, 92-95 */ + .name = "error_irq", .start = 46, .end = 46, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c index b29e6340414..81588ef15a6 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c @@ -376,6 +376,7 @@ static struct resource sh7785_dmae0_resources[] = { }, { /* Real DMA error IRQ is 39, and channel IRQs are 33-38 */ + .name = "error_irq", .start = 33, .end = 33, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, @@ -392,6 +393,7 @@ static struct resource sh7785_dmae1_resources[] = { /* DMAC1 has no DMARS */ { /* Real DMA error IRQ is 58, and channel IRQs are 52-57 */ + .name = "error_irq", .start = 52, .end = 52, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c index dd5e709f982..599022d73b2 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c @@ -518,7 +518,7 @@ static struct resource dmac0_resources[] = { .end = 0xfe00900b, .flags = IORESOURCE_MEM, }, { - /* DMA error IRQ */ + .name = "error_irq", .start = evt2irq(0x5c0), .end = evt2irq(0x5c0), .flags = IORESOURCE_IRQ, -- cgit v1.2.3-70-g09d2 From c1537b4863da620f12f5b42ece61bf65314148ed Mon Sep 17 00:00:00 2001 From: Phil Edworthy Date: Mon, 9 Jan 2012 16:08:47 +0000 Subject: sh: sh2a: Improve cache flush/invalidate functions The cache functions lock out interrupts for long periods; this patch reduces the impact when operating on large address ranges. In such cases it will: - Invalidate the entire cache rather than individual addresses. - Do nothing when flushing the operand cache in write-through mode. - When flushing the operand cache in write-back mdoe, index the search for matching addresses on the cache entires instead of the addresses to flush Note: sh2a__flush_purge_region was only invalidating the operand cache, this adds flush. Signed-off-by: Phil Edworthy Signed-off-by: Paul Mundt --- arch/sh/mm/cache-sh2a.c | 123 +++++++++++++++++++++++++++++++++--------------- 1 file changed, 84 insertions(+), 39 deletions(-) (limited to 'arch') diff --git a/arch/sh/mm/cache-sh2a.c b/arch/sh/mm/cache-sh2a.c index 1f51225426a..ae08cbbfa56 100644 --- a/arch/sh/mm/cache-sh2a.c +++ b/arch/sh/mm/cache-sh2a.c @@ -15,35 +15,78 @@ #include #include +/* + * The maximum number of pages we support up to when doing ranged dcache + * flushing. Anything exceeding this will simply flush the dcache in its + * entirety. + */ +#define MAX_OCACHE_PAGES 32 +#define MAX_ICACHE_PAGES 32 + +static void sh2a_flush_oc_line(unsigned long v, int way) +{ + unsigned long addr = (v & 0x000007f0) | (way << 11); + unsigned long data; + + data = __raw_readl(CACHE_OC_ADDRESS_ARRAY | addr); + if ((data & CACHE_PHYSADDR_MASK) == (v & CACHE_PHYSADDR_MASK)) { + data &= ~SH_CACHE_UPDATED; + __raw_writel(data, CACHE_OC_ADDRESS_ARRAY | addr); + } +} + +static void sh2a_invalidate_line(unsigned long cache_addr, unsigned long v) +{ + /* Set associative bit to hit all ways */ + unsigned long addr = (v & 0x000007f0) | SH_CACHE_ASSOC; + __raw_writel((addr & CACHE_PHYSADDR_MASK), cache_addr | addr); +} + +/* + * Write back the dirty D-caches, but not invalidate them. + */ static void sh2a__flush_wback_region(void *start, int size) { +#ifdef CONFIG_CACHE_WRITEBACK unsigned long v; unsigned long begin, end; unsigned long flags; + int nr_ways; begin = (unsigned long)start & ~(L1_CACHE_BYTES-1); end = ((unsigned long)start + size + L1_CACHE_BYTES-1) & ~(L1_CACHE_BYTES-1); + nr_ways = current_cpu_data.dcache.ways; local_irq_save(flags); jump_to_uncached(); - for (v = begin; v < end; v+=L1_CACHE_BYTES) { - unsigned long addr = CACHE_OC_ADDRESS_ARRAY | (v & 0x000007f0); + /* If there are too many pages then flush the entire cache */ + if (((end - begin) >> PAGE_SHIFT) >= MAX_OCACHE_PAGES) { + begin = CACHE_OC_ADDRESS_ARRAY; + end = begin + (nr_ways * current_cpu_data.dcache.way_size); + + for (v = begin; v < end; v += L1_CACHE_BYTES) { + unsigned long data = __raw_readl(v); + if (data & SH_CACHE_UPDATED) + __raw_writel(data & ~SH_CACHE_UPDATED, v); + } + } else { int way; - for (way = 0; way < 4; way++) { - unsigned long data = __raw_readl(addr | (way << 11)); - if ((data & CACHE_PHYSADDR_MASK) == (v & CACHE_PHYSADDR_MASK)) { - data &= ~SH_CACHE_UPDATED; - __raw_writel(data, addr | (way << 11)); - } + for (way = 0; way < nr_ways; way++) { + for (v = begin; v < end; v += L1_CACHE_BYTES) + sh2a_flush_oc_line(v, way); } } back_to_cached(); local_irq_restore(flags); +#endif } +/* + * Write back the dirty D-caches and invalidate them. + */ static void sh2a__flush_purge_region(void *start, int size) { unsigned long v; @@ -58,13 +101,22 @@ static void sh2a__flush_purge_region(void *start, int size) jump_to_uncached(); for (v = begin; v < end; v+=L1_CACHE_BYTES) { - __raw_writel((v & CACHE_PHYSADDR_MASK), - CACHE_OC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008); +#ifdef CONFIG_CACHE_WRITEBACK + int way; + int nr_ways = current_cpu_data.dcache.ways; + for (way = 0; way < nr_ways; way++) + sh2a_flush_oc_line(v, way); +#endif + sh2a_invalidate_line(CACHE_OC_ADDRESS_ARRAY, v); } + back_to_cached(); local_irq_restore(flags); } +/* + * Invalidate the D-caches, but no write back please + */ static void sh2a__flush_invalidate_region(void *start, int size) { unsigned long v; @@ -74,29 +126,25 @@ static void sh2a__flush_invalidate_region(void *start, int size) begin = (unsigned long)start & ~(L1_CACHE_BYTES-1); end = ((unsigned long)start + size + L1_CACHE_BYTES-1) & ~(L1_CACHE_BYTES-1); + local_irq_save(flags); jump_to_uncached(); -#ifdef CONFIG_CACHE_WRITEBACK - __raw_writel(__raw_readl(CCR) | CCR_OCACHE_INVALIDATE, CCR); - /* I-cache invalidate */ - for (v = begin; v < end; v+=L1_CACHE_BYTES) { - __raw_writel((v & CACHE_PHYSADDR_MASK), - CACHE_IC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008); - } -#else - for (v = begin; v < end; v+=L1_CACHE_BYTES) { - __raw_writel((v & CACHE_PHYSADDR_MASK), - CACHE_IC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008); - __raw_writel((v & CACHE_PHYSADDR_MASK), - CACHE_OC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008); + /* If there are too many pages then just blow the cache */ + if (((end - begin) >> PAGE_SHIFT) >= MAX_OCACHE_PAGES) { + __raw_writel(__raw_readl(CCR) | CCR_OCACHE_INVALIDATE, CCR); + } else { + for (v = begin; v < end; v += L1_CACHE_BYTES) + sh2a_invalidate_line(CACHE_OC_ADDRESS_ARRAY, v); } -#endif + back_to_cached(); local_irq_restore(flags); } -/* WBack O-Cache and flush I-Cache */ +/* + * Write back the range of D-cache, and purge the I-cache. + */ static void sh2a_flush_icache_range(void *args) { struct flusher_data *data = args; @@ -107,23 +155,20 @@ static void sh2a_flush_icache_range(void *args) start = data->addr1 & ~(L1_CACHE_BYTES-1); end = (data->addr2 + L1_CACHE_BYTES-1) & ~(L1_CACHE_BYTES-1); +#ifdef CONFIG_CACHE_WRITEBACK + sh2a__flush_wback_region((void *)start, end-start); +#endif + local_irq_save(flags); jump_to_uncached(); - for (v = start; v < end; v+=L1_CACHE_BYTES) { - unsigned long addr = (v & 0x000007f0); - int way; - /* O-Cache writeback */ - for (way = 0; way < 4; way++) { - unsigned long data = __raw_readl(CACHE_OC_ADDRESS_ARRAY | addr | (way << 11)); - if ((data & CACHE_PHYSADDR_MASK) == (v & CACHE_PHYSADDR_MASK)) { - data &= ~SH_CACHE_UPDATED; - __raw_writel(data, CACHE_OC_ADDRESS_ARRAY | addr | (way << 11)); - } - } - /* I-Cache invalidate */ - __raw_writel(addr, - CACHE_IC_ADDRESS_ARRAY | addr | 0x00000008); + /* I-Cache invalidate */ + /* If there are too many pages then just blow the cache */ + if (((end - start) >> PAGE_SHIFT) >= MAX_ICACHE_PAGES) { + __raw_writel(__raw_readl(CCR) | CCR_ICACHE_INVALIDATE, CCR); + } else { + for (v = start; v < end; v += L1_CACHE_BYTES) + sh2a_invalidate_line(CACHE_IC_ADDRESS_ARRAY, v); } back_to_cached(); -- cgit v1.2.3-70-g09d2 From 603129afe6f8174c6305498dd5903304c41cd00d Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Thu, 12 Jan 2012 13:47:42 +0900 Subject: sh: mach-rsk: Update for parse_mtd_partitions() fallout. The RSK+ setup code was doing some pretty dubious things with parse_mtd_partitions() in order to populate the physmap-flash map platform data. The physmap-flash driver contains all of the functionality that we require already, so simply drop the special casing and pad out the platform data accordingly. Signed-off-by: Paul Mundt --- arch/sh/boards/mach-rsk/setup.c | 43 ++++++----------------------------------- 1 file changed, 6 insertions(+), 37 deletions(-) (limited to 'arch') diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c index a5c0df785bf..895f030070d 100644 --- a/arch/sh/boards/mach-rsk/setup.c +++ b/arch/sh/boards/mach-rsk/setup.c @@ -15,12 +15,12 @@ #include #include #include -#ifdef CONFIG_MTD #include -#endif #include #include +static const char *part_probes[] = { "cmdlinepart", NULL }; + static struct mtd_partition rsk_partitions[] = { { .name = "Bootloader", @@ -39,9 +39,10 @@ static struct mtd_partition rsk_partitions[] = { }; static struct physmap_flash_data flash_data = { - .parts = rsk_partitions, - .nr_parts = ARRAY_SIZE(rsk_partitions), - .width = 2, + .parts = rsk_partitions, + .nr_parts = ARRAY_SIZE(rsk_partitions), + .width = 2, + .part_probe_types = part_probes, }; static struct resource flash_resource = { @@ -60,44 +61,12 @@ static struct platform_device flash_device = { }, }; -#ifdef CONFIG_MTD -static const char *probes[] = { "cmdlinepart", NULL }; - -static struct map_info rsk_flash_map = { - .name = "RSK+ Flash", - .size = 0x400000, - .bankwidth = 2, -}; - -static struct mtd_info *flash_mtd; - -static struct mtd_partition *parsed_partitions; - -static void __init set_mtd_partitions(void) -{ - int nr_parts = 0; - - simple_map_init(&rsk_flash_map); - flash_mtd = do_map_probe("cfi_probe", &rsk_flash_map); - nr_parts = parse_mtd_partitions(flash_mtd, probes, - &parsed_partitions, 0); - /* If there is no partition table, used the hard coded table */ - if (nr_parts > 0) { - flash_data.nr_parts = nr_parts; - flash_data.parts = parsed_partitions; - } -} -#else -static inline void set_mtd_partitions(void) {} -#endif - static struct platform_device *rsk_devices[] __initdata = { &flash_device, }; static int __init rsk_devices_setup(void) { - set_mtd_partitions(); return platform_add_devices(rsk_devices, ARRAY_SIZE(rsk_devices)); } -- cgit v1.2.3-70-g09d2 From 1c1744cc7cee83b96e3a89c1b9853fc033bafb9c Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Thu, 12 Jan 2012 13:49:05 +0900 Subject: sh: magicpanelr2: Update for parse_mtd_partitions() fallout. Follows the RSK+ change for the same rationale. Signed-off-by: Paul Mundt --- arch/sh/boards/board-magicpanelr2.c | 34 ++-------------------------------- 1 file changed, 2 insertions(+), 32 deletions(-) (limited to 'arch') diff --git a/arch/sh/boards/board-magicpanelr2.c b/arch/sh/boards/board-magicpanelr2.c index 93f5039099b..b2ca1d9948f 100644 --- a/arch/sh/boards/board-magicpanelr2.c +++ b/arch/sh/boards/board-magicpanelr2.c @@ -25,9 +25,6 @@ #define LAN9115_READY (__raw_readl(0xA8000084UL) & 0x00000001UL) -/* Prefer cmdline over RedBoot */ -static const char *probes[] = { "cmdlinepart", "RedBoot", NULL }; - /* Wait until reset finished. Timeout is 100ms. */ static int __init ethernet_reset_finished(void) { @@ -293,8 +290,6 @@ static struct platform_device heartbeat_device = { .resource = heartbeat_resources, }; -static struct mtd_partition *parsed_partitions; - static struct mtd_partition mpr2_partitions[] = { /* Reserved for bootloader, read-only */ { @@ -318,6 +313,8 @@ static struct mtd_partition mpr2_partitions[] = { }; static struct physmap_flash_data flash_data = { + .parts = mpr2_partitions, + .nr_parts = ARRAY_SIZE(mpr2_partitions), .width = 2, }; @@ -337,32 +334,6 @@ static struct platform_device flash_device = { }, }; -static struct mtd_info *flash_mtd; - -static struct map_info mpr2_flash_map = { - .name = "Magic Panel R2 Flash", - .size = 0x2000000UL, - .bankwidth = 2, -}; - -static void __init set_mtd_partitions(void) -{ - int nr_parts = 0; - - simple_map_init(&mpr2_flash_map); - flash_mtd = do_map_probe("cfi_probe", &mpr2_flash_map); - nr_parts = parse_mtd_partitions(flash_mtd, probes, - &parsed_partitions, 0); - /* If there is no partition table, used the hard coded table */ - if (nr_parts <= 0) { - flash_data.parts = mpr2_partitions; - flash_data.nr_parts = ARRAY_SIZE(mpr2_partitions); - } else { - flash_data.nr_parts = nr_parts; - flash_data.parts = parsed_partitions; - } -} - /* * Add all resources to the platform_device */ @@ -376,7 +347,6 @@ static struct platform_device *mpr2_devices[] __initdata = { static int __init mpr2_devices_setup(void) { - set_mtd_partitions(); return platform_add_devices(mpr2_devices, ARRAY_SIZE(mpr2_devices)); } device_initcall(mpr2_devices_setup); -- cgit v1.2.3-70-g09d2