diff options
Diffstat (limited to 'arch/arm/mach-exynos/common.h')
| -rw-r--r-- | arch/arm/mach-exynos/common.h | 161 |
1 files changed, 134 insertions, 27 deletions
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 04744f9c120..1ee91763fa7 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -12,56 +12,163 @@ #ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H #define __ARCH_ARM_MACH_EXYNOS_COMMON_H -extern struct sys_timer exynos4_timer; +#include <linux/reboot.h> +#include <linux/of.h> -struct map_desc; -void exynos_init_io(struct map_desc *mach_desc, int size); -void exynos4_init_irq(void); -void exynos5_init_irq(void); -void exynos4_restart(char mode, const char *cmd); -void exynos5_restart(char mode, const char *cmd); -void exynos_init_late(void); +#define EXYNOS3250_SOC_ID 0xE3472000 +#define EXYNOS3_SOC_MASK 0xFFFFF000 + +#define EXYNOS4210_CPU_ID 0x43210000 +#define EXYNOS4212_CPU_ID 0x43220000 +#define EXYNOS4412_CPU_ID 0xE4412200 +#define EXYNOS4_CPU_MASK 0xFFFE0000 + +#define EXYNOS5250_SOC_ID 0x43520000 +#define EXYNOS5410_SOC_ID 0xE5410000 +#define EXYNOS5420_SOC_ID 0xE5420000 +#define EXYNOS5440_SOC_ID 0xE5440000 +#define EXYNOS5800_SOC_ID 0xE5422000 +#define EXYNOS5_SOC_MASK 0xFFFFF000 + +extern unsigned long samsung_cpu_id; + +#define IS_SAMSUNG_CPU(name, id, mask) \ +static inline int is_samsung_##name(void) \ +{ \ + return ((samsung_cpu_id & mask) == (id & mask)); \ +} + +IS_SAMSUNG_CPU(exynos3250, EXYNOS3250_SOC_ID, EXYNOS3_SOC_MASK) +IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK) +IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK) +IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK) +IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK) +IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK) +IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK) +IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK) +IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK) + +#if defined(CONFIG_SOC_EXYNOS3250) +# define soc_is_exynos3250() is_samsung_exynos3250() +#else +# define soc_is_exynos3250() 0 +#endif -#ifdef CONFIG_PM_GENERIC_DOMAINS -int exynos_pm_late_initcall(void); +#if defined(CONFIG_CPU_EXYNOS4210) +# define soc_is_exynos4210() is_samsung_exynos4210() #else -static inline int exynos_pm_late_initcall(void) { return 0; } +# define soc_is_exynos4210() 0 #endif -#ifdef CONFIG_ARCH_EXYNOS4 -void exynos4_register_clocks(void); -void exynos4_setup_clocks(void); +#if defined(CONFIG_SOC_EXYNOS4212) +# define soc_is_exynos4212() is_samsung_exynos4212() +#else +# define soc_is_exynos4212() 0 +#endif +#if defined(CONFIG_SOC_EXYNOS4412) +# define soc_is_exynos4412() is_samsung_exynos4412() #else -#define exynos4_register_clocks() -#define exynos4_setup_clocks() +# define soc_is_exynos4412() 0 #endif -#ifdef CONFIG_ARCH_EXYNOS5 -void exynos5_register_clocks(void); -void exynos5_setup_clocks(void); +#define EXYNOS4210_REV_0 (0x0) +#define EXYNOS4210_REV_1_0 (0x10) +#define EXYNOS4210_REV_1_1 (0x11) +#if defined(CONFIG_SOC_EXYNOS5250) +# define soc_is_exynos5250() is_samsung_exynos5250() #else -#define exynos5_register_clocks() -#define exynos5_setup_clocks() +# define soc_is_exynos5250() 0 #endif -#ifdef CONFIG_CPU_EXYNOS4210 -void exynos4210_register_clocks(void); +#if defined(CONFIG_SOC_EXYNOS5410) +# define soc_is_exynos5410() is_samsung_exynos5410() +#else +# define soc_is_exynos5410() 0 +#endif +#if defined(CONFIG_SOC_EXYNOS5420) +# define soc_is_exynos5420() is_samsung_exynos5420() #else -#define exynos4210_register_clocks() +# define soc_is_exynos5420() 0 #endif -#ifdef CONFIG_SOC_EXYNOS4212 -void exynos4212_register_clocks(void); +#if defined(CONFIG_SOC_EXYNOS5440) +# define soc_is_exynos5440() is_samsung_exynos5440() +#else +# define soc_is_exynos5440() 0 +#endif +#if defined(CONFIG_SOC_EXYNOS5800) +# define soc_is_exynos5800() is_samsung_exynos5800() #else -#define exynos4212_register_clocks() +# define soc_is_exynos5800() 0 #endif +#define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4212() || \ + soc_is_exynos4412()) +#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5410() || \ + soc_is_exynos5420() || soc_is_exynos5800()) + +void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1); + +struct map_desc; +extern void __iomem *sysram_ns_base_addr; +extern void __iomem *sysram_base_addr; +void exynos_init_io(void); +void exynos_restart(enum reboot_mode mode, const char *cmd); +void exynos_sysram_init(void); +void exynos_cpuidle_init(void); +void exynos_cpufreq_init(void); +void exynos_init_late(void); + +void exynos_firmware_init(void); + +#ifdef CONFIG_PINCTRL_EXYNOS +extern u32 exynos_get_eint_wake_mask(void); +#else +static inline u32 exynos_get_eint_wake_mask(void) { return 0xffffffff; } +#endif + +#ifdef CONFIG_PM_SLEEP +extern void __init exynos_pm_init(void); +#else +static inline void exynos_pm_init(void) {} +#endif + +extern void exynos_cpu_resume(void); + extern struct smp_operations exynos_smp_ops; extern void exynos_cpu_die(unsigned int cpu); +/* PMU(Power Management Unit) support */ + +#define PMU_TABLE_END NULL + +enum sys_powerdown { + SYS_AFTR, + SYS_LPA, + SYS_SLEEP, + NUM_SYS_POWERDOWN, +}; + +struct exynos_pmu_conf { + void __iomem *reg; + unsigned int val[NUM_SYS_POWERDOWN]; +}; + +extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); +extern void exynos_cpu_power_down(int cpu); +extern void exynos_cpu_power_up(int cpu); +extern int exynos_cpu_power_state(int cpu); +extern void exynos_cluster_power_down(int cluster); +extern void exynos_cluster_power_up(int cluster); +extern int exynos_cluster_power_state(int cluster); +extern void exynos_enter_aftr(void); + +extern void s5p_init_cpu(void __iomem *cpuid_addr); +extern unsigned int samsung_rev(void); + #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */ |