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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 | /* SPDX-License-Identifier: GPL-2.0 */ /* * 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 Samsung CPU support */ /* todo - fix when rmk changes iodescs to use `void __iomem *` */ #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 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) #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 #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 #define print_mhz(m) ((m) / MHZ), (((m) / 1000) % 1000) /* forward declaration */ struct s3c24xx_uart_resources; struct platform_device; struct s3c2410_uartcfg; struct map_desc; /* per-cpu initialisation function table. */ struct cpu_table { unsigned long idcode; unsigned long idmask; void (*map_io)(void); void (*init_uarts)(struct s3c2410_uartcfg *cfg, int no); void (*init_clocks)(int xtal); int (*init)(void); const char *name; }; extern void s3c_init_cpu(unsigned long idcode, struct cpu_table *cpus, unsigned int cputab_size); /* core initialisation functions */ extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); extern void s3c64xx_init_cpu(void); extern void s5p_init_cpu(const 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); extern void s3c24xx_init_uartdevs(char *name, struct s3c24xx_uart_resources *res, struct s3c2410_uartcfg *cfg, int no); 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; /* 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; #endif |