Commit | Line | Data |
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a503059c | 1 | /* linux/arch/arm/plat-s3c/include/plat/cpu.h |
1da177e4 LT |
2 | * |
3 | * Copyright (c) 2004-2005 Simtec Electronics | |
4 | * Ben Dooks <ben@simtec.co.uk> | |
5 | * | |
6 | * Header file for S3C24XX CPU support | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
1da177e4 LT |
11 | */ |
12 | ||
13 | /* todo - fix when rmk changes iodescs to use `void __iomem *` */ | |
14 | ||
0367a8d3 | 15 | #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } |
1da177e4 LT |
16 | |
17 | #ifndef MHZ | |
18 | #define MHZ (1000*1000) | |
19 | #endif | |
20 | ||
a503059c | 21 | #define print_mhz(m) ((m) / MHZ), (((m) / 1000) % 1000) |
1da177e4 LT |
22 | |
23 | /* forward declaration */ | |
66a9b49a BD |
24 | struct s3c24xx_uart_resources; |
25 | struct platform_device; | |
1da177e4 LT |
26 | struct s3c2410_uartcfg; |
27 | struct map_desc; | |
28 | ||
74b265d4 BD |
29 | /* per-cpu initialisation function table. */ |
30 | ||
31 | struct cpu_table { | |
32 | unsigned long idcode; | |
33 | unsigned long idmask; | |
34 | void (*map_io)(void); | |
35 | void (*init_uarts)(struct s3c2410_uartcfg *cfg, int no); | |
36 | void (*init_clocks)(int xtal); | |
37 | int (*init)(void); | |
38 | const char *name; | |
39 | }; | |
40 | ||
41 | extern void s3c_init_cpu(unsigned long idcode, | |
42 | struct cpu_table *cpus, unsigned int cputab_size); | |
43 | ||
1da177e4 LT |
44 | /* core initialisation functions */ |
45 | ||
46 | extern void s3c24xx_init_irq(void); | |
d9b79fb5 | 47 | extern void s3c64xx_init_irq(u32 vic0, u32 vic1); |
1da177e4 LT |
48 | |
49 | extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); | |
50 | ||
51 | extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); | |
52 | ||
53 | extern void s3c24xx_init_clocks(int xtal); | |
54 | ||
66a9b49a BD |
55 | extern void s3c24xx_init_uartdevs(char *name, |
56 | struct s3c24xx_uart_resources *res, | |
57 | struct s3c2410_uartcfg *cfg, int no); | |
58 | ||
1da177e4 LT |
59 | /* timer for 2410/2440 */ |
60 | ||
61 | struct sys_timer; | |
62 | extern struct sys_timer s3c24xx_timer; | |
63 | ||
64 | /* system device classes */ | |
65 | ||
a341305e | 66 | extern struct sysdev_class s3c2410_sysclass; |
68d9ab39 | 67 | extern struct sysdev_class s3c2412_sysclass; |
1da177e4 | 68 | extern struct sysdev_class s3c2440_sysclass; |
96ce2385 | 69 | extern struct sysdev_class s3c2442_sysclass; |
e4d06e39 | 70 | extern struct sysdev_class s3c2443_sysclass; |