1/* linux/include/asm-arm/plat-s3c24xx/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. 11*/ 12 13/* todo - fix when rmk changes iodescs to use `void __iomem *` */ 14 15#define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE } 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 */ 24struct s3c24xx_uart_resources; 25struct platform_device; 26struct s3c2410_uartcfg; 27struct map_desc; 28 29/* core initialisation functions */ 30 31extern void s3c24xx_init_irq(void); 32 33extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); 34 35extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); 36 37extern void s3c24xx_init_clocks(int xtal); 38 39extern void s3c24xx_init_uartdevs(char *name, 40 struct s3c24xx_uart_resources *res, 41 struct s3c2410_uartcfg *cfg, int no); 42 43/* timer for 2410/2440 */ 44 45struct sys_timer; 46extern struct sys_timer s3c24xx_timer; 47 48/* system device classes */ 49 50extern struct sysdev_class s3c2410_sysclass; 51extern struct sysdev_class s3c2412_sysclass; 52extern struct sysdev_class s3c2440_sysclass; 53extern struct sysdev_class s3c2442_sysclass; 54extern struct sysdev_class s3c2443_sysclass; 55