1/* arch/arm/mach-s3c2410/include/mach/regs-watchdog.h 2 * 3 * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> 4 * http://www.simtec.co.uk/products/SWLINUX/ 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 * 10 * S3C2410 Watchdog timer control 11*/ 12 13 14#ifndef __ASM_ARCH_REGS_WATCHDOG_H 15#define __ASM_ARCH_REGS_WATCHDOG_H 16 17#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG) 18 19#define S3C2410_WTCON S3C_WDOGREG(0x00) 20#define S3C2410_WTDAT S3C_WDOGREG(0x04) 21#define S3C2410_WTCNT S3C_WDOGREG(0x08) 22 23/* the watchdog can either generate a reset pulse, or an 24 * interrupt. 25 */ 26 27#define S3C2410_WTCON_RSTEN (0x01) 28#define S3C2410_WTCON_INTEN (1<<2) 29#define S3C2410_WTCON_ENABLE (1<<5) 30 31#define S3C2410_WTCON_DIV16 (0<<3) 32#define S3C2410_WTCON_DIV32 (1<<3) 33#define S3C2410_WTCON_DIV64 (2<<3) 34#define S3C2410_WTCON_DIV128 (3<<3) 35 36#define S3C2410_WTCON_PRESCALE(x) ((x) << 8) 37#define S3C2410_WTCON_PRESCALE_MASK (0xff00) 38 39#endif /* __ASM_ARCH_REGS_WATCHDOG_H */ 40