Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* arch/arm/mach-s3c2410/cpu.h |
| 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 | |
| 21 | #define print_mhz(m) ((m) / MHZ), ((m / 1000) % 1000) |
| 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 | |
| 29 | /* core initialisation functions */ |
| 30 | |
| 31 | extern void s3c24xx_init_irq(void); |
| 32 | |
| 33 | extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); |
| 34 | |
| 35 | extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); |
| 36 | |
| 37 | extern void s3c24xx_init_clocks(int xtal); |
| 38 | |
Ben Dooks | 66a9b49 | 2006-06-18 23:04:05 +0100 | [diff] [blame] | 39 | extern void s3c24xx_init_uartdevs(char *name, |
| 40 | struct s3c24xx_uart_resources *res, |
| 41 | struct s3c2410_uartcfg *cfg, int no); |
| 42 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | /* the board structure is used at first initialsation time |
| 44 | * to get info such as the devices to register for this |
| 45 | * board. This is done because platfrom_add_devices() cannot |
| 46 | * be called from the map_io entry. |
| 47 | */ |
| 48 | |
| 49 | struct s3c24xx_board { |
| 50 | struct platform_device **devices; |
| 51 | unsigned int devices_count; |
| 52 | |
| 53 | struct clk **clocks; |
| 54 | unsigned int clocks_count; |
| 55 | }; |
| 56 | |
| 57 | extern void s3c24xx_set_board(struct s3c24xx_board *board); |
| 58 | |
| 59 | /* timer for 2410/2440 */ |
| 60 | |
| 61 | struct sys_timer; |
| 62 | extern struct sys_timer s3c24xx_timer; |
| 63 | |
| 64 | /* system device classes */ |
| 65 | |
Ben Dooks | a341305 | 2006-06-22 22:18:13 +0100 | [diff] [blame] | 66 | extern struct sysdev_class s3c2410_sysclass; |
Ben Dooks | 68d9ab3 | 2006-06-24 21:21:27 +0100 | [diff] [blame] | 67 | extern struct sysdev_class s3c2412_sysclass; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | extern struct sysdev_class s3c2440_sysclass; |
Ben Dooks | 96ce238 | 2006-06-18 23:06:41 +0100 | [diff] [blame] | 69 | extern struct sysdev_class s3c2442_sysclass; |