Ben Dooks | a503059 | 2008-10-21 14:06:43 +0100 | [diff] [blame] | 1 | /* linux/arch/arm/plat-s3c/include/plat/cpu.h |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 11 | */ |
| 12 | |
| 13 | /* todo - fix when rmk changes iodescs to use `void __iomem *` */ |
| 14 | |
Lucas Correia Villa Real | 0367a8d | 2006-01-26 15:20:50 +0000 | [diff] [blame] | 15 | #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | |
| 17 | #ifndef MHZ |
| 18 | #define MHZ (1000*1000) |
| 19 | #endif |
| 20 | |
Ben Dooks | a503059 | 2008-10-21 14:06:43 +0100 | [diff] [blame] | 21 | #define print_mhz(m) ((m) / MHZ), (((m) / 1000) % 1000) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | |
| 23 | /* forward declaration */ |
Ben Dooks | 66a9b49 | 2006-06-18 23:04:05 +0100 | [diff] [blame] | 24 | struct s3c24xx_uart_resources; |
| 25 | struct platform_device; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | struct s3c2410_uartcfg; |
| 27 | struct map_desc; |
| 28 | |
Ben Dooks | 74b265d | 2008-10-21 14:06:31 +0100 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | /* core initialisation functions */ |
| 45 | |
| 46 | extern void s3c24xx_init_irq(void); |
Ben Dooks | d9b79fb | 2008-10-21 14:06:51 +0100 | [diff] [blame] | 47 | extern void s3c64xx_init_irq(u32 vic0, u32 vic1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | |
| 49 | extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); |
Ben Dooks | 6a5f4b8 | 2008-10-31 16:15:01 +0000 | [diff] [blame] | 50 | extern void s3c64xx_init_io(struct map_desc *mach_desc, int size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | |
| 52 | extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); |
| 53 | |
| 54 | extern void s3c24xx_init_clocks(int xtal); |
| 55 | |
Ben Dooks | 66a9b49 | 2006-06-18 23:04:05 +0100 | [diff] [blame] | 56 | extern void s3c24xx_init_uartdevs(char *name, |
| 57 | struct s3c24xx_uart_resources *res, |
| 58 | struct s3c2410_uartcfg *cfg, int no); |
| 59 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 60 | /* timer for 2410/2440 */ |
| 61 | |
| 62 | struct sys_timer; |
| 63 | extern struct sys_timer s3c24xx_timer; |
| 64 | |
| 65 | /* system device classes */ |
| 66 | |
Ben Dooks | a341305 | 2006-06-22 22:18:13 +0100 | [diff] [blame] | 67 | extern struct sysdev_class s3c2410_sysclass; |
Ben Dooks | 68d9ab3 | 2006-06-24 21:21:27 +0100 | [diff] [blame] | 68 | extern struct sysdev_class s3c2412_sysclass; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | extern struct sysdev_class s3c2440_sysclass; |
Ben Dooks | 96ce238 | 2006-06-18 23:06:41 +0100 | [diff] [blame] | 70 | extern struct sysdev_class s3c2442_sysclass; |
Ben Dooks | e4d06e3 | 2007-02-16 12:12:31 +0100 | [diff] [blame] | 71 | extern struct sysdev_class s3c2443_sysclass; |
Ben Dooks | 0abfe9a | 2008-12-12 00:24:28 +0000 | [diff] [blame] | 72 | extern struct sysdev_class s3c6410_sysclass; |
Ben Dooks | 1deb507 | 2008-12-12 00:24:31 +0000 | [diff] [blame] | 73 | extern struct sysdev_class s3c64xx_sysclass; |
| 74 | |