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, 118 insertions, 27 deletions
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h index c0a5741b23e..5a237db9f9e 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 @@ -15,8 +18,104 @@ #ifndef __SAMSUNG_PLAT_CPU_H #define __SAMSUNG_PLAT_CPU_H +extern unsigned long samsung_cpu_id; + +#define S3C2410_CPU_ID 0x32410000 +#define S3C2410_CPU_MASK 0xFFFFFFFF + +#define S3C24XX_CPU_ID 0x32400000 +#define S3C24XX_CPU_MASK 0xFFF00000 + +#define S3C2412_CPU_ID 0x32412000 +#define S3C2412_CPU_MASK 0xFFFFF000 + +#define S3C6400_CPU_ID 0x36400000 +#define S3C6410_CPU_ID 0x36410000 +#define S3C64XX_CPU_MASK 0xFFFFF000 + +#define S5P6440_CPU_ID 0x56440000 +#define S5P6450_CPU_ID 0x36450000 +#define S5P64XX_CPU_MASK 0xFFFFF000 + +#define S5PC100_CPU_ID 0x43100000 +#define S5PC100_CPU_MASK 0xFFFFF000 + +#define S5PV210_CPU_ID 0x43110000 +#define S5PV210_CPU_MASK 0xFFFFF000 + +#define IS_SAMSUNG_CPU(name, id, mask) \ +static inline int is_samsung_##name(void) \ +{ \ + return ((samsung_cpu_id & mask) == (id & mask)); \ +} + +IS_SAMSUNG_CPU(s3c2410, S3C2410_CPU_ID, S3C2410_CPU_MASK) +IS_SAMSUNG_CPU(s3c24xx, S3C24XX_CPU_ID, S3C24XX_CPU_MASK) +IS_SAMSUNG_CPU(s3c2412, S3C2412_CPU_ID, S3C2412_CPU_MASK) +IS_SAMSUNG_CPU(s3c6400, S3C6400_CPU_ID, S3C64XX_CPU_MASK) +IS_SAMSUNG_CPU(s3c6410, S3C6410_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) + +#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() +# define soc_is_s3c2410() is_samsung_s3c2410() +#else +# define soc_is_s3c24xx() 0 +# define soc_is_s3c2410() 0 +#endif + +#if defined(CONFIG_CPU_S3C2412) +# define soc_is_s3c2412() is_samsung_s3c2412() +#else +# define soc_is_s3c2412() 0 +#endif + +#if defined(CONFIG_CPU_S3C6400) || defined(CONFIG_CPU_S3C6410) +# define soc_is_s3c6400() is_samsung_s3c6400() +# define soc_is_s3c6410() is_samsung_s3c6410() +# define soc_is_s3c64xx() (is_samsung_s3c6400() || is_samsung_s3c6410()) +#else +# define soc_is_s3c6400() 0 +# define soc_is_s3c6410() 0 +# 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 + #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } +#ifndef KHZ +#define KHZ (1000) +#endif + #ifndef MHZ #define MHZ (1000*1000) #endif @@ -46,14 +145,14 @@ extern void s3c_init_cpu(unsigned long idcode, /* core initialisation functions */ -extern void s3c24xx_init_irq(void); -extern void s3c64xx_init_irq(u32 vic0, u32 vic1); extern void s5p_init_irq(u32 *vic, u32 num_vic); extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); -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 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); @@ -63,31 +162,23 @@ extern void s3c24xx_init_uartdevs(char *name, struct s3c24xx_uart_resources *res, struct s3c2410_uartcfg *cfg, int no); -/* timer for 2410/2440 */ - -struct sys_timer; -extern struct sys_timer s3c24xx_timer; - extern struct syscore_ops s3c2410_pm_syscore_ops; extern struct syscore_ops s3c2412_pm_syscore_ops; extern struct syscore_ops s3c2416_pm_syscore_ops; extern struct syscore_ops s3c244x_pm_syscore_ops; -extern struct syscore_ops s3c64xx_irq_syscore_ops; - -/* system device classes */ - -extern struct sysdev_class s3c2410_sysclass; -extern struct sysdev_class s3c2410a_sysclass; -extern struct sysdev_class s3c2412_sysclass; -extern struct sysdev_class s3c2416_sysclass; -extern struct sysdev_class s3c2440_sysclass; -extern struct sysdev_class s3c2442_sysclass; -extern struct sysdev_class s3c2443_sysclass; -extern struct sysdev_class s3c6410_sysclass; -extern struct sysdev_class s3c64xx_sysclass; -extern struct sysdev_class s5p64x0_sysclass; -extern struct sysdev_class s5pv210_sysclass; -extern struct sysdev_class exynos4_sysclass; + +/* system device subsystems */ + +extern struct bus_type s3c2410_subsys; +extern struct bus_type s3c2410a_subsys; +extern struct bus_type s3c2412_subsys; +extern struct bus_type s3c2416_subsys; +extern struct bus_type s3c2440_subsys; +extern struct bus_type s3c2442_subsys; +extern struct bus_type s3c2443_subsys; +extern struct bus_type s3c6410_subsys; +extern struct bus_type s5p64x0_subsys; +extern struct bus_type s5pv210_subsys; extern void (*s5pc1xx_idle)(void); |