| /* |
| * Copyright (C) 2011 Andes Technology Corporation |
| * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com> |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #include <asm/arch-ag101/ag101.h> |
| |
| .text |
| |
| #ifndef CONFIG_SKIP_TRUNOFF_WATCHDOG |
| .globl turnoff_watchdog |
| turnoff_watchdog: |
| |
| #define WD_CR 0xC |
| #define WD_ENABLE 0x1 |
| |
| ! Turn off the watchdog, according to Faraday FTWDT010 spec |
| li $p0, (CONFIG_FTWDT010_BASE+WD_CR) ! Get the addr of WD CR |
| lwi $p1, [$p0] ! Get the config of WD |
| andi $p1, $p1, 0x1f ! Wipe out useless bits |
| li $r0, ~WD_ENABLE |
| and $p1, $p1, $r0 ! Set WD disable |
| sw $p1, [$p0] ! Write back to WD CR |
| |
| ! Disable Interrupts by clear GIE in $PSW reg |
| setgie.d |
| |
| ret |
| |
| #endif |