OpenCloudOS-Kernel/arch/arm/plat-s3c/include/plat/regs-watchdog.h

42 lines
1.1 KiB
C

/* arch/arm/mach-s3c2410/include/mach/regs-watchdog.h
*
* Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
* http://www.simtec.co.uk/products/SWLINUX/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* S3C2410 Watchdog timer control
*/
#ifndef __ASM_ARCH_REGS_WATCHDOG_H
#define __ASM_ARCH_REGS_WATCHDOG_H
#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG)
#define S3C2410_WTCON S3C_WDOGREG(0x00)
#define S3C2410_WTDAT S3C_WDOGREG(0x04)
#define S3C2410_WTCNT S3C_WDOGREG(0x08)
/* the watchdog can either generate a reset pulse, or an
* interrupt.
*/
#define S3C2410_WTCON_RSTEN (0x01)
#define S3C2410_WTCON_INTEN (1<<2)
#define S3C2410_WTCON_ENABLE (1<<5)
#define S3C2410_WTCON_DIV16 (0<<3)
#define S3C2410_WTCON_DIV32 (1<<3)
#define S3C2410_WTCON_DIV64 (2<<3)
#define S3C2410_WTCON_DIV128 (3<<3)
#define S3C2410_WTCON_PRESCALE(x) ((x) << 8)
#define S3C2410_WTCON_PRESCALE_MASK (0xff00)
#endif /* __ASM_ARCH_REGS_WATCHDOG_H */