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c116c1d7 | 1 | /* linux/arch/arm/plat-samsung/include/plat/cpu.h |
c06af3cc KK |
2 | * |
3 | * Copyright (c) 2011 Samsung Electronics Co., Ltd. | |
4 | * http://www.samsung.com/ | |
1da177e4 LT |
5 | * |
6 | * Copyright (c) 2004-2005 Simtec Electronics | |
7 | * Ben Dooks <ben@simtec.co.uk> | |
8 | * | |
c06af3cc | 9 | * Header file for Samsung CPU support |
1da177e4 LT |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License version 2 as | |
13 | * published by the Free Software Foundation. | |
1da177e4 LT |
14 | */ |
15 | ||
16 | /* todo - fix when rmk changes iodescs to use `void __iomem *` */ | |
17 | ||
c3fcf5d1 KP |
18 | #ifndef __SAMSUNG_PLAT_CPU_H |
19 | #define __SAMSUNG_PLAT_CPU_H | |
20 | ||
c06af3cc KK |
21 | extern unsigned long samsung_cpu_id; |
22 | ||
23 | #define S3C24XX_CPU_ID 0x32400000 | |
24 | #define S3C24XX_CPU_MASK 0xFFF00000 | |
25 | ||
26 | #define S3C6400_CPU_ID 0x36400000 | |
27 | #define S3C6410_CPU_ID 0x36410000 | |
2747f5e5 | 28 | #define S3C64XX_CPU_MASK 0xFFFFF000 |
c06af3cc KK |
29 | |
30 | #define S5P6440_CPU_ID 0x56440000 | |
31 | #define S5P6450_CPU_ID 0x36450000 | |
b02b5da4 | 32 | #define S5P64XX_CPU_MASK 0xFFFFF000 |
c06af3cc KK |
33 | |
34 | #define S5PC100_CPU_ID 0x43100000 | |
35 | #define S5PC100_CPU_MASK 0xFFFFF000 | |
36 | ||
37 | #define S5PV210_CPU_ID 0x43110000 | |
38 | #define S5PV210_CPU_MASK 0xFFFFF000 | |
39 | ||
40 | #define EXYNOS4210_CPU_ID 0x43210000 | |
68465384 | 41 | #define EXYNOS4212_CPU_ID 0x43220000 |
e6a275a8 | 42 | #define EXYNOS4412_CPU_ID 0xE4412200 |
c06af3cc KK |
43 | #define EXYNOS4_CPU_MASK 0xFFFE0000 |
44 | ||
94c7ca71 KK |
45 | #define EXYNOS5250_SOC_ID 0x43520000 |
46 | #define EXYNOS5_SOC_MASK 0xFFFFF000 | |
47 | ||
c06af3cc KK |
48 | #define IS_SAMSUNG_CPU(name, id, mask) \ |
49 | static inline int is_samsung_##name(void) \ | |
50 | { \ | |
51 | return ((samsung_cpu_id & mask) == (id & mask)); \ | |
52 | } | |
53 | ||
54 | IS_SAMSUNG_CPU(s3c24xx, S3C24XX_CPU_ID, S3C24XX_CPU_MASK) | |
0f4e54c6 MB |
55 | IS_SAMSUNG_CPU(s3c6400, S3C6400_CPU_ID, S3C64XX_CPU_MASK) |
56 | IS_SAMSUNG_CPU(s3c6410, S3C6410_CPU_ID, S3C64XX_CPU_MASK) | |
c06af3cc KK |
57 | IS_SAMSUNG_CPU(s5p6440, S5P6440_CPU_ID, S5P64XX_CPU_MASK) |
58 | IS_SAMSUNG_CPU(s5p6450, S5P6450_CPU_ID, S5P64XX_CPU_MASK) | |
59 | IS_SAMSUNG_CPU(s5pc100, S5PC100_CPU_ID, S5PC100_CPU_MASK) | |
60 | IS_SAMSUNG_CPU(s5pv210, S5PV210_CPU_ID, S5PV210_CPU_MASK) | |
61 | IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK) | |
68465384 | 62 | IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK) |
e6a275a8 | 63 | IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK) |
94c7ca71 | 64 | IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK) |
c06af3cc KK |
65 | |
66 | #if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2412) || \ | |
67 | defined(CONFIG_CPU_S3C2416) || defined(CONFIG_CPU_S3C2440) || \ | |
68 | defined(CONFIG_CPU_S3C2442) || defined(CONFIG_CPU_S3C244X) || \ | |
69 | defined(CONFIG_CPU_S3C2443) | |
70 | # define soc_is_s3c24xx() is_samsung_s3c24xx() | |
71 | #else | |
72 | # define soc_is_s3c24xx() 0 | |
73 | #endif | |
74 | ||
75 | #if defined(CONFIG_CPU_S3C6400) || defined(CONFIG_CPU_S3C6410) | |
0f4e54c6 | 76 | # define soc_is_s3c64xx() (is_samsung_s3c6400() || is_samsung_s3c6410()) |
c06af3cc KK |
77 | #else |
78 | # define soc_is_s3c64xx() 0 | |
79 | #endif | |
80 | ||
81 | #if defined(CONFIG_CPU_S5P6440) | |
82 | # define soc_is_s5p6440() is_samsung_s5p6440() | |
83 | #else | |
84 | # define soc_is_s5p6440() 0 | |
85 | #endif | |
86 | ||
87 | #if defined(CONFIG_CPU_S5P6450) | |
88 | # define soc_is_s5p6450() is_samsung_s5p6450() | |
89 | #else | |
90 | # define soc_is_s5p6450() 0 | |
91 | #endif | |
92 | ||
93 | #if defined(CONFIG_CPU_S5PC100) | |
94 | # define soc_is_s5pc100() is_samsung_s5pc100() | |
95 | #else | |
96 | # define soc_is_s5pc100() 0 | |
97 | #endif | |
98 | ||
99 | #if defined(CONFIG_CPU_S5PV210) | |
100 | # define soc_is_s5pv210() is_samsung_s5pv210() | |
101 | #else | |
102 | # define soc_is_s5pv210() 0 | |
103 | #endif | |
104 | ||
105 | #if defined(CONFIG_CPU_EXYNOS4210) | |
106 | # define soc_is_exynos4210() is_samsung_exynos4210() | |
107 | #else | |
108 | # define soc_is_exynos4210() 0 | |
109 | #endif | |
110 | ||
68465384 KK |
111 | #if defined(CONFIG_SOC_EXYNOS4212) |
112 | # define soc_is_exynos4212() is_samsung_exynos4212() | |
113 | #else | |
114 | # define soc_is_exynos4212() 0 | |
115 | #endif | |
116 | ||
e6a275a8 CY |
117 | #if defined(CONFIG_SOC_EXYNOS4412) |
118 | # define soc_is_exynos4412() is_samsung_exynos4412() | |
119 | #else | |
120 | # define soc_is_exynos4412() 0 | |
121 | #endif | |
122 | ||
56b20922 KK |
123 | #define EXYNOS4210_REV_0 (0x0) |
124 | #define EXYNOS4210_REV_1_0 (0x10) | |
125 | #define EXYNOS4210_REV_1_1 (0x11) | |
126 | ||
94c7ca71 KK |
127 | #if defined(CONFIG_SOC_EXYNOS5250) |
128 | # define soc_is_exynos5250() is_samsung_exynos5250() | |
129 | #else | |
130 | # define soc_is_exynos5250() 0 | |
131 | #endif | |
132 | ||
0367a8d3 | 133 | #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } |
1da177e4 | 134 | |
c4c71355 SK |
135 | #ifndef KHZ |
136 | #define KHZ (1000) | |
137 | #endif | |
138 | ||
1da177e4 LT |
139 | #ifndef MHZ |
140 | #define MHZ (1000*1000) | |
141 | #endif | |
142 | ||
a503059c | 143 | #define print_mhz(m) ((m) / MHZ), (((m) / 1000) % 1000) |
1da177e4 LT |
144 | |
145 | /* forward declaration */ | |
66a9b49a BD |
146 | struct s3c24xx_uart_resources; |
147 | struct platform_device; | |
1da177e4 LT |
148 | struct s3c2410_uartcfg; |
149 | struct map_desc; | |
150 | ||
74b265d4 BD |
151 | /* per-cpu initialisation function table. */ |
152 | ||
153 | struct cpu_table { | |
154 | unsigned long idcode; | |
155 | unsigned long idmask; | |
156 | void (*map_io)(void); | |
157 | void (*init_uarts)(struct s3c2410_uartcfg *cfg, int no); | |
158 | void (*init_clocks)(int xtal); | |
159 | int (*init)(void); | |
160 | const char *name; | |
161 | }; | |
162 | ||
163 | extern void s3c_init_cpu(unsigned long idcode, | |
164 | struct cpu_table *cpus, unsigned int cputab_size); | |
165 | ||
1da177e4 LT |
166 | /* core initialisation functions */ |
167 | ||
168 | extern void s3c24xx_init_irq(void); | |
209fecd1 | 169 | extern void s5p_init_irq(u32 *vic, u32 num_vic); |
1da177e4 LT |
170 | |
171 | extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); | |
172 | ||
e6d1cb9f KK |
173 | extern void s3c24xx_init_cpu(void); |
174 | extern void s3c64xx_init_cpu(void); | |
175 | extern void s5p_init_cpu(void __iomem *cpuid_addr); | |
176 | ||
56b20922 KK |
177 | extern unsigned int samsung_rev(void); |
178 | ||
1da177e4 LT |
179 | extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); |
180 | ||
181 | extern void s3c24xx_init_clocks(int xtal); | |
182 | ||
66a9b49a BD |
183 | extern void s3c24xx_init_uartdevs(char *name, |
184 | struct s3c24xx_uart_resources *res, | |
185 | struct s3c2410_uartcfg *cfg, int no); | |
186 | ||
1da177e4 LT |
187 | /* timer for 2410/2440 */ |
188 | ||
189 | struct sys_timer; | |
190 | extern struct sys_timer s3c24xx_timer; | |
191 | ||
bb072c3c RW |
192 | extern struct syscore_ops s3c2410_pm_syscore_ops; |
193 | extern struct syscore_ops s3c2412_pm_syscore_ops; | |
194 | extern struct syscore_ops s3c2416_pm_syscore_ops; | |
195 | extern struct syscore_ops s3c244x_pm_syscore_ops; | |
bb072c3c | 196 | |
4a858cfc KS |
197 | /* system device subsystems */ |
198 | ||
199 | extern struct bus_type s3c2410_subsys; | |
200 | extern struct bus_type s3c2410a_subsys; | |
201 | extern struct bus_type s3c2412_subsys; | |
202 | extern struct bus_type s3c2416_subsys; | |
203 | extern struct bus_type s3c2440_subsys; | |
204 | extern struct bus_type s3c2442_subsys; | |
205 | extern struct bus_type s3c2443_subsys; | |
206 | extern struct bus_type s3c6410_subsys; | |
4a858cfc KS |
207 | extern struct bus_type s5p64x0_subsys; |
208 | extern struct bus_type s5pv210_subsys; | |
9ee6af9c | 209 | extern struct bus_type exynos_subsys; |
1deb507d | 210 | |
c3fcf5d1 KP |
211 | extern void (*s5pc1xx_idle)(void); |
212 | ||
213 | #endif |