From: Jongpill Lee Date: Mon, 26 Sep 2011 22:22:11 +0000 (+0900) Subject: ARM: EXYNOS4: Modify PMU register setting function X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0dba4dc4d0bf2bd469b1ae7eae0a6ab26624bfe9;p=linux-beck.git ARM: EXYNOS4: Modify PMU register setting function This patch modifies PMU register setting function to support the other EXYNOS4 SoCs. Signed-off-by: Jongpill Lee Signed-off-by: Kukjin Kim --- diff --git a/arch/arm/mach-exynos4/include/mach/pmu.h b/arch/arm/mach-exynos4/include/mach/pmu.h index a952904b010e..632dd5630138 100644 --- a/arch/arm/mach-exynos4/include/mach/pmu.h +++ b/arch/arm/mach-exynos4/include/mach/pmu.h @@ -13,6 +13,8 @@ #ifndef __ASM_ARCH_PMU_H #define __ASM_ARCH_PMU_H __FILE__ +#define PMU_TABLE_END NULL + enum sys_powerdown { SYS_AFTR, SYS_LPA, @@ -20,6 +22,11 @@ enum sys_powerdown { NUM_SYS_POWERDOWN, }; +struct exynos4_pmu_conf { + void __iomem *reg; + unsigned int val[NUM_SYS_POWERDOWN]; +}; + extern void exynos4_sys_powerdown_conf(enum sys_powerdown mode); #endif /* __ASM_ARCH_PMU_H */ diff --git a/arch/arm/mach-exynos4/include/mach/regs-pmu.h b/arch/arm/mach-exynos4/include/mach/regs-pmu.h index 125ced2ad2fe..f8c7360abfff 100644 --- a/arch/arm/mach-exynos4/include/mach/regs-pmu.h +++ b/arch/arm/mach-exynos4/include/mach/regs-pmu.h @@ -27,7 +27,6 @@ #define S5P_USE_STANDBY_WFI1 (1 << 17) #define S5P_USE_STANDBY_WFE0 (1 << 24) #define S5P_USE_STANDBY_WFE1 (1 << 25) -#define S5P_USE_MASK ((0x3 << 16) | (0x3 << 24)) #define S5P_SWRESET S5P_PMUREG(0x0400) diff --git a/arch/arm/mach-exynos4/pmu.c b/arch/arm/mach-exynos4/pmu.c index 7ea9eb2a20d2..02bfa0d1bb90 100644 --- a/arch/arm/mach-exynos4/pmu.c +++ b/arch/arm/mach-exynos4/pmu.c @@ -16,160 +16,99 @@ #include #include -static void __iomem *sys_powerdown_reg[] = { - S5P_ARM_CORE0_LOWPWR, - S5P_DIS_IRQ_CORE0, - S5P_DIS_IRQ_CENTRAL0, - S5P_ARM_CORE1_LOWPWR, - S5P_DIS_IRQ_CORE1, - S5P_DIS_IRQ_CENTRAL1, - S5P_ARM_COMMON_LOWPWR, - S5P_L2_0_LOWPWR, - S5P_L2_1_LOWPWR, - S5P_CMU_ACLKSTOP_LOWPWR, - S5P_CMU_SCLKSTOP_LOWPWR, - S5P_CMU_RESET_LOWPWR, - S5P_APLL_SYSCLK_LOWPWR, - S5P_MPLL_SYSCLK_LOWPWR, - S5P_VPLL_SYSCLK_LOWPWR, - S5P_EPLL_SYSCLK_LOWPWR, - S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR, - S5P_CMU_RESET_GPSALIVE_LOWPWR, - S5P_CMU_CLKSTOP_CAM_LOWPWR, - S5P_CMU_CLKSTOP_TV_LOWPWR, - S5P_CMU_CLKSTOP_MFC_LOWPWR, - S5P_CMU_CLKSTOP_G3D_LOWPWR, - S5P_CMU_CLKSTOP_LCD0_LOWPWR, - S5P_CMU_CLKSTOP_LCD1_LOWPWR, - S5P_CMU_CLKSTOP_MAUDIO_LOWPWR, - S5P_CMU_CLKSTOP_GPS_LOWPWR, - S5P_CMU_RESET_CAM_LOWPWR, - S5P_CMU_RESET_TV_LOWPWR, - S5P_CMU_RESET_MFC_LOWPWR, - S5P_CMU_RESET_G3D_LOWPWR, - S5P_CMU_RESET_LCD0_LOWPWR, - S5P_CMU_RESET_LCD1_LOWPWR, - S5P_CMU_RESET_MAUDIO_LOWPWR, - S5P_CMU_RESET_GPS_LOWPWR, - S5P_TOP_BUS_LOWPWR, - S5P_TOP_RETENTION_LOWPWR, - S5P_TOP_PWR_LOWPWR, - S5P_LOGIC_RESET_LOWPWR, - S5P_ONENAND_MEM_LOWPWR, - S5P_MODIMIF_MEM_LOWPWR, - S5P_G2D_ACP_MEM_LOWPWR, - S5P_USBOTG_MEM_LOWPWR, - S5P_HSMMC_MEM_LOWPWR, - S5P_CSSYS_MEM_LOWPWR, - S5P_SECSS_MEM_LOWPWR, - S5P_PCIE_MEM_LOWPWR, - S5P_SATA_MEM_LOWPWR, - S5P_PAD_RETENTION_DRAM_LOWPWR, - S5P_PAD_RETENTION_MAUDIO_LOWPWR, - S5P_PAD_RETENTION_GPIO_LOWPWR, - S5P_PAD_RETENTION_UART_LOWPWR, - S5P_PAD_RETENTION_MMCA_LOWPWR, - S5P_PAD_RETENTION_MMCB_LOWPWR, - S5P_PAD_RETENTION_EBIA_LOWPWR, - S5P_PAD_RETENTION_EBIB_LOWPWR, - S5P_PAD_RETENTION_ISOLATION_LOWPWR, - S5P_PAD_RETENTION_ALV_SEL_LOWPWR, - S5P_XUSBXTI_LOWPWR, - S5P_XXTI_LOWPWR, - S5P_EXT_REGULATOR_LOWPWR, - S5P_GPIO_MODE_LOWPWR, - S5P_GPIO_MODE_MAUDIO_LOWPWR, - S5P_CAM_LOWPWR, - S5P_TV_LOWPWR, - S5P_MFC_LOWPWR, - S5P_G3D_LOWPWR, - S5P_LCD0_LOWPWR, - S5P_LCD1_LOWPWR, - S5P_MAUDIO_LOWPWR, - S5P_GPS_LOWPWR, - S5P_GPS_ALIVE_LOWPWR, -}; +static struct exynos4_pmu_conf *exynos4_pmu_config; -static const unsigned int sys_powerdown_val[][NUM_SYS_POWERDOWN] = { - /* { AFTR, LPA, SLEEP }*/ - { 0, 0, 2 }, /* ARM_CORE0 */ - { 0, 0, 0 }, /* ARM_DIS_IRQ_CORE0 */ - { 0, 0, 0 }, /* ARM_DIS_IRQ_CENTRAL0 */ - { 0, 0, 2 }, /* ARM_CORE1 */ - { 0, 0, 0 }, /* ARM_DIS_IRQ_CORE1 */ - { 0, 0, 0 }, /* ARM_DIS_IRQ_CENTRAL1 */ - { 0, 0, 2 }, /* ARM_COMMON */ - { 2, 2, 3 }, /* ARM_CPU_L2_0 */ - { 2, 2, 3 }, /* ARM_CPU_L2_1 */ - { 1, 0, 0 }, /* CMU_ACLKSTOP */ - { 1, 0, 0 }, /* CMU_SCLKSTOP */ - { 1, 1, 0 }, /* CMU_RESET */ - { 1, 0, 0 }, /* APLL_SYSCLK */ - { 1, 0, 0 }, /* MPLL_SYSCLK */ - { 1, 0, 0 }, /* VPLL_SYSCLK */ - { 1, 1, 0 }, /* EPLL_SYSCLK */ - { 1, 1, 0 }, /* CMU_CLKSTOP_GPS_ALIVE */ - { 1, 1, 0 }, /* CMU_RESET_GPS_ALIVE */ - { 1, 1, 0 }, /* CMU_CLKSTOP_CAM */ - { 1, 1, 0 }, /* CMU_CLKSTOP_TV */ - { 1, 1, 0 }, /* CMU_CLKSTOP_MFC */ - { 1, 1, 0 }, /* CMU_CLKSTOP_G3D */ - { 1, 1, 0 }, /* CMU_CLKSTOP_LCD0 */ - { 1, 1, 0 }, /* CMU_CLKSTOP_LCD1 */ - { 1, 1, 0 }, /* CMU_CLKSTOP_MAUDIO */ - { 1, 1, 0 }, /* CMU_CLKSTOP_GPS */ - { 1, 1, 0 }, /* CMU_RESET_CAM */ - { 1, 1, 0 }, /* CMU_RESET_TV */ - { 1, 1, 0 }, /* CMU_RESET_MFC */ - { 1, 1, 0 }, /* CMU_RESET_G3D */ - { 1, 1, 0 }, /* CMU_RESET_LCD0 */ - { 1, 1, 0 }, /* CMU_RESET_LCD1 */ - { 1, 1, 0 }, /* CMU_RESET_MAUDIO */ - { 1, 1, 0 }, /* CMU_RESET_GPS */ - { 3, 0, 0 }, /* TOP_BUS */ - { 1, 0, 1 }, /* TOP_RETENTION */ - { 3, 0, 3 }, /* TOP_PWR */ - { 1, 1, 0 }, /* LOGIC_RESET */ - { 3, 0, 0 }, /* ONENAND_MEM */ - { 3, 0, 0 }, /* MODIMIF_MEM */ - { 3, 0, 0 }, /* G2D_ACP_MEM */ - { 3, 0, 0 }, /* USBOTG_MEM */ - { 3, 0, 0 }, /* HSMMC_MEM */ - { 3, 0, 0 }, /* CSSYS_MEM */ - { 3, 0, 0 }, /* SECSS_MEM */ - { 3, 0, 0 }, /* PCIE_MEM */ - { 3, 0, 0 }, /* SATA_MEM */ - { 1, 0, 0 }, /* PAD_RETENTION_DRAM */ - { 1, 1, 0 }, /* PAD_RETENTION_MAUDIO */ - { 1, 0, 0 }, /* PAD_RETENTION_GPIO */ - { 1, 0, 0 }, /* PAD_RETENTION_UART */ - { 1, 0, 0 }, /* PAD_RETENTION_MMCA */ - { 1, 0, 0 }, /* PAD_RETENTION_MMCB */ - { 1, 0, 0 }, /* PAD_RETENTION_EBIA */ - { 1, 0, 0 }, /* PAD_RETENTION_EBIB */ - { 1, 0, 0 }, /* PAD_RETENTION_ISOLATION */ - { 1, 0, 0 }, /* PAD_RETENTION_ALV_SEL */ - { 1, 1, 0 }, /* XUSBXTI */ - { 1, 1, 0 }, /* XXTI */ - { 1, 1, 0 }, /* EXT_REGULATOR */ - { 1, 0, 0 }, /* GPIO_MODE */ - { 1, 1, 0 }, /* GPIO_MODE_MAUDIO */ - { 7, 0, 0 }, /* CAM */ - { 7, 0, 0 }, /* TV */ - { 7, 0, 0 }, /* MFC */ - { 7, 0, 0 }, /* G3D */ - { 7, 0, 0 }, /* LCD0 */ - { 7, 0, 0 }, /* LCD1 */ - { 7, 7, 0 }, /* MAUDIO */ - { 7, 0, 0 }, /* GPS */ - { 7, 0, 0 }, /* GPS_ALIVE */ +static struct exynos4_pmu_conf exynos4210_pmu_config[] = { + /* { .reg = address, .val = { AFTR, LPA, SLEEP } */ + { S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } }, + { S5P_DIS_IRQ_CORE0, { 0x0, 0x0, 0x0 } }, + { S5P_DIS_IRQ_CENTRAL0, { 0x0, 0x0, 0x0 } }, + { S5P_ARM_CORE1_LOWPWR, { 0x0, 0x0, 0x2 } }, + { S5P_DIS_IRQ_CORE1, { 0x0, 0x0, 0x0 } }, + { S5P_DIS_IRQ_CENTRAL1, { 0x0, 0x0, 0x0 } }, + { S5P_ARM_COMMON_LOWPWR, { 0x0, 0x0, 0x2 } }, + { S5P_L2_0_LOWPWR, { 0x2, 0x2, 0x3 } }, + { S5P_L2_1_LOWPWR, { 0x2, 0x2, 0x3 } }, + { S5P_CMU_ACLKSTOP_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_CMU_SCLKSTOP_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_CMU_RESET_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_APLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_MPLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_VPLL_SYSCLK_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_EPLL_SYSCLK_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_GPSALIVE_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_CAM_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_TV_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_MFC_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_G3D_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_LCD0_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_LCD1_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_CLKSTOP_GPS_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_CAM_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_TV_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_MFC_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_G3D_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_LCD0_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_LCD1_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CMU_RESET_GPS_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_TOP_BUS_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_TOP_RETENTION_LOWPWR, { 0x1, 0x0, 0x1 } }, + { S5P_TOP_PWR_LOWPWR, { 0x3, 0x0, 0x3 } }, + { S5P_LOGIC_RESET_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_ONENAND_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_MODIMIF_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_G2D_ACP_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_USBOTG_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_HSMMC_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_CSSYS_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_SECSS_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_PCIE_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_SATA_MEM_LOWPWR, { 0x3, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_DRAM_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_PAD_RETENTION_GPIO_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_UART_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_MMCA_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_MMCB_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_EBIA_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_EBIB_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_ISOLATION_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_PAD_RETENTION_ALV_SEL_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_XUSBXTI_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_XXTI_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_EXT_REGULATOR_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_GPIO_MODE_LOWPWR, { 0x1, 0x0, 0x0 } }, + { S5P_GPIO_MODE_MAUDIO_LOWPWR, { 0x1, 0x1, 0x0 } }, + { S5P_CAM_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_TV_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_MFC_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_G3D_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_LCD0_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_LCD1_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_MAUDIO_LOWPWR, { 0x7, 0x7, 0x0 } }, + { S5P_GPS_LOWPWR, { 0x7, 0x0, 0x0 } }, + { S5P_GPS_ALIVE_LOWPWR, { 0x7, 0x0, 0x0 } }, + { PMU_TABLE_END,}, }; void exynos4_sys_powerdown_conf(enum sys_powerdown mode) { - unsigned int count = ARRAY_SIZE(sys_powerdown_reg); + unsigned int i; + + for (i = 0; (exynos4_pmu_config[i].reg != PMU_TABLE_END) ; i++) + __raw_writel(exynos4_pmu_config[i].val[mode], + exynos4_pmu_config[i].reg); +} + +static int __init exynos4_pmu_init(void) +{ + exynos4_pmu_config = exynos4210_pmu_config; + + pr_info("EXYNOS4210 PMU Initialize\n"); - for (; count > 0; count--) - __raw_writel(sys_powerdown_val[count - 1][mode], - sys_powerdown_reg[count - 1]); + return 0; } +arch_initcall(exynos4_pmu_init);