diff options
Diffstat (limited to 'arch/arm/mach-exynos/pmu.c')
-rw-r--r-- | arch/arm/mach-exynos/pmu.c | 141 |
1 files changed, 123 insertions, 18 deletions
diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c index 77c6815eebee..db4dc515e416 100644 --- a/arch/arm/mach-exynos/pmu.c +++ b/arch/arm/mach-exynos/pmu.c @@ -1,9 +1,8 @@ -/* linux/arch/arm/mach-exynos4/pmu.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. +/* + * Copyright (c) 2011-2012 Samsung Electronics Co., Ltd. * http://www.samsung.com/ * - * EXYNOS4210 - CPU PMU(Power Management Unit) support + * EXYNOS - CPU PMU(Power Management Unit) support * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -16,9 +15,9 @@ #include <mach/regs-clock.h> #include <mach/pmu.h> -static struct exynos4_pmu_conf *exynos4_pmu_config; +static struct exynos_pmu_conf *exynos_pmu_config; -static struct exynos4_pmu_conf exynos4210_pmu_config[] = { +static struct exynos_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 } }, @@ -94,7 +93,7 @@ static struct exynos4_pmu_conf exynos4210_pmu_config[] = { { PMU_TABLE_END,}, }; -static struct exynos4_pmu_conf exynos4x12_pmu_config[] = { +static struct exynos_pmu_conf exynos4x12_pmu_config[] = { { S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } }, { S5P_DIS_IRQ_CORE0, { 0x0, 0x0, 0x0 } }, { S5P_DIS_IRQ_CENTRAL0, { 0x0, 0x0, 0x0 } }, @@ -202,7 +201,7 @@ static struct exynos4_pmu_conf exynos4x12_pmu_config[] = { { PMU_TABLE_END,}, }; -static struct exynos4_pmu_conf exynos4412_pmu_config[] = { +static struct exynos_pmu_conf exynos4412_pmu_config[] = { { S5P_ARM_CORE2_LOWPWR, { 0x0, 0x0, 0x2 } }, { S5P_DIS_IRQ_CORE2, { 0x0, 0x0, 0x0 } }, { S5P_DIS_IRQ_CENTRAL2, { 0x0, 0x0, 0x0 } }, @@ -212,13 +211,116 @@ static struct exynos4_pmu_conf exynos4412_pmu_config[] = { { PMU_TABLE_END,}, }; -void exynos4_sys_powerdown_conf(enum sys_powerdown mode) +static struct exynos_pmu_conf exynos5250_pmu_config[] = { + /* { .reg = address, .val = { AFTR, LPA, SLEEP } */ + { EXYNOS5_ARM_CORE0_SYS_PWR_REG, { 0x0, 0x0, 0x2} }, + { EXYNOS5_DIS_IRQ_ARM_CORE0_LOCAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} }, + { EXYNOS5_DIS_IRQ_ARM_CORE0_CENTRAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} }, + { EXYNOS5_ARM_CORE1_SYS_PWR_REG, { 0x0, 0x0, 0x2} }, + { EXYNOS5_DIS_IRQ_ARM_CORE1_LOCAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} }, + { EXYNOS5_DIS_IRQ_ARM_CORE1_CENTRAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} }, + { EXYNOS5_FSYS_ARM_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_DIS_IRQ_FSYS_ARM_CENTRAL_SYS_PWR_REG, { 0x1, 0x1, 0x1} }, + { EXYNOS5_ISP_ARM_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_DIS_IRQ_ISP_ARM_LOCAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} }, + { EXYNOS5_DIS_IRQ_ISP_ARM_CENTRAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} }, + { EXYNOS5_ARM_COMMON_SYS_PWR_REG, { 0x0, 0x0, 0x2} }, + { EXYNOS5_ARM_L2_SYS_PWR_REG, { 0x3, 0x3, 0x3} }, + { EXYNOS5_CMU_ACLKSTOP_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_CMU_SCLKSTOP_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_CMU_RESET_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_CMU_ACLKSTOP_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_CMU_SCLKSTOP_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_CMU_RESET_SYSMEM_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_DRAM_FREQ_DOWN_SYS_PWR_REG, { 0x1, 0x1, 0x1} }, + { EXYNOS5_DDRPHY_DLLOFF_SYS_PWR_REG, { 0x1, 0x1, 0x1} }, + { EXYNOS5_DDRPHY_DLLLOCK_SYS_PWR_REG, { 0x1, 0x1, 0x1} }, + { EXYNOS5_APLL_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_MPLL_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_VPLL_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_EPLL_SYSCLK_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_BPLL_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CPLL_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_MPLLUSER_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_BPLLUSER_SYSCLK_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_TOP_BUS_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_TOP_RETENTION_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_TOP_PWR_SYS_PWR_REG, { 0x3, 0x0, 0x3} }, + { EXYNOS5_TOP_BUS_SYSMEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_TOP_RETENTION_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_TOP_PWR_SYSMEM_SYS_PWR_REG, { 0x3, 0x0, 0x3} }, + { EXYNOS5_LOGIC_RESET_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_OSCCLK_GATE_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_LOGIC_RESET_SYSMEM_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_OSCCLK_GATE_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_USBOTG_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_G2D_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_USBDRD_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_SDMMC_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_CSSYS_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_SECSS_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_ROTATOR_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_INTRAM_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_INTROM_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_JPEG_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_HSI_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_MCUIOP_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_SATA_MEM_SYS_PWR_REG, { 0x3, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_DRAM_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_MAU_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_PAD_RETENTION_GPIO_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_UART_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_MMCA_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_MMCB_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_EBIA_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_EBIB_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_SPI_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_RETENTION_GPIO_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_ISOLATION_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_ISOLATION_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_PAD_ALV_SEL_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_XUSBXTI_SYS_PWR_REG, { 0x1, 0x1, 0x1} }, + { EXYNOS5_XXTI_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_EXT_REGULATOR_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_GPIO_MODE_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_GPIO_MODE_SYSMEM_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_GPIO_MODE_MAU_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_TOP_ASB_RESET_SYS_PWR_REG, { 0x1, 0x1, 0x1} }, + { EXYNOS5_TOP_ASB_ISOLATION_SYS_PWR_REG, { 0x1, 0x0, 0x1} }, + { EXYNOS5_GSCL_SYS_PWR_REG, { 0x7, 0x0, 0x0} }, + { EXYNOS5_ISP_SYS_PWR_REG, { 0x7, 0x0, 0x0} }, + { EXYNOS5_MFC_SYS_PWR_REG, { 0x7, 0x0, 0x0} }, + { EXYNOS5_G3D_SYS_PWR_REG, { 0x7, 0x0, 0x0} }, + { EXYNOS5_DISP1_SYS_PWR_REG, { 0x7, 0x0, 0x0} }, + { EXYNOS5_MAU_SYS_PWR_REG, { 0x7, 0x7, 0x0} }, + { EXYNOS5_CMU_CLKSTOP_GSCL_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_CLKSTOP_ISP_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_CLKSTOP_MFC_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_CLKSTOP_G3D_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_CLKSTOP_DISP1_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_CLKSTOP_MAU_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_CMU_SYSCLK_GSCL_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_SYSCLK_ISP_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_SYSCLK_MFC_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_SYSCLK_G3D_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_SYSCLK_DISP1_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_SYSCLK_MAU_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { EXYNOS5_CMU_RESET_GSCL_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_RESET_ISP_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_RESET_MFC_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_RESET_G3D_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_RESET_DISP1_SYS_PWR_REG, { 0x1, 0x0, 0x0} }, + { EXYNOS5_CMU_RESET_MAU_SYS_PWR_REG, { 0x1, 0x1, 0x0} }, + { PMU_TABLE_END,}, +}; + +void exynos_sys_powerdown_conf(enum sys_powerdown mode) { 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); + for (i = 0; (exynos_pmu_config[i].reg != PMU_TABLE_END) ; i++) + __raw_writel(exynos_pmu_config[i].val[mode], + exynos_pmu_config[i].reg); if (soc_is_exynos4412()) { for (i = 0; exynos4412_pmu_config[i].reg != PMU_TABLE_END ; i++) @@ -227,20 +329,23 @@ void exynos4_sys_powerdown_conf(enum sys_powerdown mode) } } -static int __init exynos4_pmu_init(void) +static int __init exynos_pmu_init(void) { - exynos4_pmu_config = exynos4210_pmu_config; + exynos_pmu_config = exynos4210_pmu_config; if (soc_is_exynos4210()) { - exynos4_pmu_config = exynos4210_pmu_config; + exynos_pmu_config = exynos4210_pmu_config; pr_info("EXYNOS4210 PMU Initialize\n"); } else if (soc_is_exynos4212() || soc_is_exynos4412()) { - exynos4_pmu_config = exynos4x12_pmu_config; + exynos_pmu_config = exynos4x12_pmu_config; pr_info("EXYNOS4x12 PMU Initialize\n"); + } else if (soc_is_exynos5250()) { + exynos_pmu_config = exynos5250_pmu_config; + pr_info("EXYNOS5250 PMU Initialize\n"); } else { - pr_info("EXYNOS4: PMU not supported\n"); + pr_info("EXYNOS: PMU not supported\n"); } return 0; } -arch_initcall(exynos4_pmu_init); +arch_initcall(exynos_pmu_init); |