| Bo Shen | 60f3dd3 | 2013-05-12 22:40:54 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2007-2008 |
| 3 | * Stelian Pop <stelian@popies.net> |
| 4 | * Lead Tech Design <www.leadtechdesign.com> |
| 5 | * |
| 6 | * (C) Copyright 2013 |
| 7 | * Bo Shen <voice.shen@atmel.com> |
| 8 | * |
| 9 | * See file CREDITS for list of people who contributed to this |
| 10 | * project. |
| 11 | * |
| 12 | * This program is free software; you can redistribute it and/or |
| 13 | * modify it under the terms of the GNU General Public License as |
| 14 | * published by the Free Software Foundation; either version 2 of |
| 15 | * the License, or (at your option) any later version. |
| 16 | * |
| 17 | * This program is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | * GNU General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License |
| 23 | * along with this program; if not, write to the Free Software |
| 24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 25 | * MA 02111-1307 USA |
| 26 | */ |
| 27 | |
| 28 | #include <common.h> |
| 29 | #include <asm/io.h> |
| 30 | #include <asm/arch/hardware.h> |
| 31 | #include <asm/arch/at91_rstc.h> |
| 32 | |
| 33 | /* Reset the cpu by telling the reset controller to do so */ |
| 34 | void reset_cpu(ulong ignored) |
| 35 | { |
| 36 | at91_rstc_t *rstc = (at91_rstc_t *)ATMEL_BASE_RSTC; |
| 37 | |
| 38 | writel(AT91_RSTC_KEY |
| 39 | | AT91_RSTC_CR_PROCRST /* Processor Reset */ |
| 40 | | AT91_RSTC_CR_PERRST /* Peripheral Reset */ |
| 41 | #ifdef CONFIG_AT91RESET_EXTRST |
| 42 | | AT91_RSTC_CR_EXTRST /* External Reset (assert nRST pin) */ |
| 43 | #endif |
| 44 | , &rstc->cr); |
| 45 | /* never reached */ |
| 46 | do { } while (1); |
| 47 | } |