TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * (C) Copyright 2000-2004 |
| 4 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 5 | * |
Alison Wang | 8bce3ec | 2012-03-26 21:49:03 +0000 | [diff] [blame] | 6 | * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. |
TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 7 | * TsiChung Liew (Tsi-Chung.Liew@freescale.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 | /* CPU specific interrupt routine */ |
| 29 | #include <common.h> |
| 30 | #include <asm/immap.h> |
Alison Wang | 8bce3ec | 2012-03-26 21:49:03 +0000 | [diff] [blame] | 31 | #include <asm/io.h> |
TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 32 | |
| 33 | int interrupt_init(void) |
| 34 | { |
Alison Wang | 8bce3ec | 2012-03-26 21:49:03 +0000 | [diff] [blame] | 35 | int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); |
TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 36 | |
| 37 | /* Make sure all interrupts are disabled */ |
Alison Wang | 8bce3ec | 2012-03-26 21:49:03 +0000 | [diff] [blame] | 38 | setbits_be32(&intp->imrh0, 0xffffffff); |
| 39 | setbits_be32(&intp->imrl0, 0xffffffff); |
TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 40 | |
| 41 | enable_interrupts(); |
| 42 | return 0; |
| 43 | } |
| 44 | |
| 45 | #if defined(CONFIG_MCFTMR) |
| 46 | void dtimer_intr_setup(void) |
| 47 | { |
Alison Wang | 8bce3ec | 2012-03-26 21:49:03 +0000 | [diff] [blame] | 48 | int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); |
TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 49 | |
Alison Wang | 8bce3ec | 2012-03-26 21:49:03 +0000 | [diff] [blame] | 50 | out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI); |
| 51 | clrbits_be32(&intp->imrh0, CONFIG_SYS_TMRINTR_MASK); |
TsiChungLiew | ae831cd | 2008-01-14 17:46:19 -0600 | [diff] [blame] | 52 | } |
| 53 | #endif |