| Michael Schwingen | d9fe6cc | 2011-05-23 00:00:09 +0200 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2009 |
| 3 | * Michael Schwingen, michael@schwingen.org |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | #include <common.h> |
| 25 | #include <config.h> |
| 26 | #include <asm/io.h> |
| 27 | #include "dvlhost_hw.h" |
| 28 | |
| 29 | DECLARE_GLOBAL_DATA_PTR; |
| 30 | |
| 31 | #ifdef CONFIG_HW_WATCHDOG |
| 32 | #include <watchdog.h> |
| 33 | #include <asm/arch/ixp425.h> |
| 34 | |
| 35 | void hw_watchdog_reset(void) |
| 36 | { |
| 37 | unsigned int x; |
| 38 | x = readl(IXP425_GPIO_GPOUTR); |
| 39 | x ^= (1 << (CONFIG_SYS_GPIO_WDGTRIGGER)); |
| 40 | writel(x, IXP425_GPIO_GPOUTR); |
| 41 | } |
| 42 | |
| 43 | #endif /* CONFIG_HW_WATCHDOG */ |