1 /* arch/arm/mach-s3c2410/cpu.h
3 * Copyright (c) 2004-2005 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
6 * Header file for S3C24XX CPU support
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.
13 /* todo - fix when rmk changes iodescs to use `void __iomem *` */
15 #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE }
18 #define MHZ (1000*1000)
21 #define print_mhz(m) ((m) / MHZ), ((m / 1000) % 1000)
23 /* forward declaration */
24 struct s3c24xx_uart_resources;
25 struct platform_device;
26 struct s3c2410_uartcfg;
29 /* core initialisation functions */
31 extern void s3c24xx_init_irq(void);
33 extern void s3c24xx_init_io(struct map_desc *mach_desc, int size);
35 extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no);
37 extern void s3c24xx_init_clocks(int xtal);
39 extern void s3c24xx_init_uartdevs(char *name,
40 struct s3c24xx_uart_resources *res,
41 struct s3c2410_uartcfg *cfg, int no);
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.
49 struct s3c24xx_board {
50 struct platform_device **devices;
51 unsigned int devices_count;
54 unsigned int clocks_count;
57 extern void s3c24xx_set_board(struct s3c24xx_board *board);
59 /* timer for 2410/2440 */
62 extern struct sys_timer s3c24xx_timer;
64 /* system device classes */
66 extern struct sysdev_class s3c2410_sysclass;
67 extern struct sysdev_class s3c2412_sysclass;
68 extern struct sysdev_class s3c2440_sysclass;
69 extern struct sysdev_class s3c2442_sysclass;