diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/cpu.h')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/cpu.h | 145 |
1 files changed, 144 insertions, 1 deletions
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h index c0a5741..f68c5a6 100644 --- a/arch/arm/plat-samsung/include/plat/cpu.h +++ b/arch/arm/plat-samsung/include/plat/cpu.h @@ -1,9 +1,12 @@ /* linux/arch/arm/plat-samsung/include/plat/cpu.h * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * * Copyright (c) 2004-2005 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> * - * Header file for S3C24XX CPU support + * Header file for Samsung CPU 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 @@ -15,6 +18,139 @@ #ifndef __SAMSUNG_PLAT_CPU_H #define __SAMSUNG_PLAT_CPU_H +extern unsigned long samsung_cpu_id; + +#define S3C24XX_CPU_ID 0x32400000 +#define S3C24XX_CPU_MASK 0xFFF00000 + +#define S3C6400_CPU_ID 0x36400000 +#define S3C6410_CPU_ID 0x36410000 +#define S3C64XX_CPU_ID (S3C6400_CPU_ID & S3C6410_CPU_ID) +#define S3C64XX_CPU_MASK 0x1FF40000 + +#define S5P6440_CPU_ID 0x56440000 +#define S5P6450_CPU_ID 0x36450000 +#define S5P64XX_CPU_MASK 0x1FF40000 + +#define S5PC100_CPU_ID 0x43100000 +#define S5PC100_CPU_MASK 0xFFFFF000 + +#define S5PV210_CPU_ID 0x43110000 +#define S5PV210_CPU_MASK 0xFFFFF000 + +#define EXYNOS4210_CPU_ID 0x43210000 +#define EXYNOS4212_CPU_ID 0x43220000 +#define EXYNOS4412_CPU_ID 0xE4412200 +#define EXYNOS5210_CPU_ID 0x43510000 +#define EXYNOS5250_CPU_ID 0x43520000 +#define EXYNOS_CPU_MASK 0xFFFE0000 + +#define IS_SAMSUNG_CPU(name, id, mask) \ +static inline int is_samsung_##name(void) \ +{ \ + return ((samsung_cpu_id & mask) == (id & mask)); \ +} + +IS_SAMSUNG_CPU(s3c24xx, S3C24XX_CPU_ID, S3C24XX_CPU_MASK) +IS_SAMSUNG_CPU(s3c64xx, S3C64XX_CPU_ID, S3C64XX_CPU_MASK) +IS_SAMSUNG_CPU(s5p6440, S5P6440_CPU_ID, S5P64XX_CPU_MASK) +IS_SAMSUNG_CPU(s5p6450, S5P6450_CPU_ID, S5P64XX_CPU_MASK) +IS_SAMSUNG_CPU(s5pc100, S5PC100_CPU_ID, S5PC100_CPU_MASK) +IS_SAMSUNG_CPU(s5pv210, S5PV210_CPU_ID, S5PV210_CPU_MASK) +IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS_CPU_MASK) +IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS_CPU_MASK) +IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS_CPU_MASK) +IS_SAMSUNG_CPU(exynos5210, EXYNOS5210_CPU_ID, EXYNOS_CPU_MASK) +IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_CPU_ID, EXYNOS_CPU_MASK) + +#if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2412) || \ + defined(CONFIG_CPU_S3C2416) || defined(CONFIG_CPU_S3C2440) || \ + defined(CONFIG_CPU_S3C2442) || defined(CONFIG_CPU_S3C244X) || \ + defined(CONFIG_CPU_S3C2443) +# define soc_is_s3c24xx() is_samsung_s3c24xx() +#else +# define soc_is_s3c24xx() 0 +#endif + +#if defined(CONFIG_CPU_S3C6400) || defined(CONFIG_CPU_S3C6410) +# define soc_is_s3c64xx() is_samsung_s3c64xx() +#else +# define soc_is_s3c64xx() 0 +#endif + +#if defined(CONFIG_CPU_S5P6440) +# define soc_is_s5p6440() is_samsung_s5p6440() +#else +# define soc_is_s5p6440() 0 +#endif + +#if defined(CONFIG_CPU_S5P6450) +# define soc_is_s5p6450() is_samsung_s5p6450() +#else +# define soc_is_s5p6450() 0 +#endif + +#if defined(CONFIG_CPU_S5PC100) +# define soc_is_s5pc100() is_samsung_s5pc100() +#else +# define soc_is_s5pc100() 0 +#endif + +#if defined(CONFIG_CPU_S5PV210) +# define soc_is_s5pv210() is_samsung_s5pv210() +#else +# define soc_is_s5pv210() 0 +#endif + +#if defined(CONFIG_CPU_EXYNOS4210) +# define soc_is_exynos4210() is_samsung_exynos4210() +#else +# define soc_is_exynos4210() 0 +#endif + +#define EXYNOS4210_REV_0 (0x0) +#define EXYNOS4210_REV_1_0 (0x10) +#define EXYNOS4210_REV_1_1 (0x11) +#define EXYNOS4210_REV_1_2 (0x12) + +#if defined(CONFIG_CPU_EXYNOS4212) +# define soc_is_exynos4212() is_samsung_exynos4212() +#else +# define soc_is_exynos4212() 0 +#endif + +#define EXYNOS4212_REV_0 (0x0) +#define EXYNOS4212_REV_1_0 (0x10) + +#if defined(CONFIG_CPU_EXYNOS4412) +# define soc_is_exynos4412() is_samsung_exynos4412() +#else +# define soc_is_exynos4412() 0 +#endif + +#define EXYNOS4412_REV_0 (0x0) +#define EXYNOS4412_REV_0_1 (0x01) +#define EXYNOS4412_REV_1_0 (0x10) +#define EXYNOS4412_REV_1_1 (0x11) + +#if defined(CONFIG_CPU_EXYNOS5210) +# define soc_is_exynos5210() is_samsung_exynos5210() +#else +# define soc_is_exynos5210() 0 +#endif + +#if defined(CONFIG_CPU_EXYNOS5250) +# define soc_is_exynos5250() is_samsung_exynos5250() +# define soc_is_exynos5250_rev1 (soc_is_exynos5250() && \ + samsung_rev() >= EXYNOS5250_REV_1_0) +#else +# define soc_is_exynos5250() 0 +# define soc_is_exynos5250_rev1 0 +#endif + +#define EXYNOS5250_REV_0 (0x0) +#define EXYNOS5250_REV_1_0 (0x10) + #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } #ifndef MHZ @@ -55,6 +191,12 @@ extern void s3c64xx_init_io(struct map_desc *mach_desc, int size); extern void s5p_init_io(struct map_desc *mach_desc, int size, void __iomem *cpuid_addr); +extern void s3c24xx_init_cpu(void); +extern void s3c64xx_init_cpu(void); +extern void s5p_init_cpu(void __iomem *cpuid_addr); + +extern unsigned int samsung_rev(void); + extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); extern void s3c24xx_init_clocks(int xtal); @@ -88,6 +230,7 @@ extern struct sysdev_class s3c64xx_sysclass; extern struct sysdev_class s5p64x0_sysclass; extern struct sysdev_class s5pv210_sysclass; extern struct sysdev_class exynos4_sysclass; +extern struct sysdev_class exynos5_sysclass; extern void (*s5pc1xx_idle)(void); |