| Ben Dooks | 92e4805 | 2006-09-09 19:44:54 +0100 | [diff] [blame] | 1 | /* linux/include/asm/arch-s3c2410/regs-watchdog.h |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 11 | */ |
| 12 | |
| 13 | |
| 14 | #ifndef __ASM_ARCH_REGS_WATCHDOG_H |
| 15 | #define __ASM_ARCH_REGS_WATCHDOG_H "$Id: watchdog.h,v 1.2 2003/04/29 13:31:09 ben Exp $" |
| 16 | |
| 17 | #define S3C2410_WDOGREG(x) ((x) + S3C24XX_VA_WATCHDOG) |
| 18 | |
| 19 | #define S3C2410_WTCON S3C2410_WDOGREG(0x00) |
| 20 | #define S3C2410_WTDAT S3C2410_WDOGREG(0x04) |
| 21 | #define S3C2410_WTCNT S3C2410_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 | |
| 41 | |