source: SVN/rincon/u-boot/cpu/mcf5445x/interrupts.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 2 years ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 1.5 KB
Line 
1/*
2 *
3 * (C) Copyright 2000-2004
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 *
6 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
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>
31
32int interrupt_init(void)
33{
34        volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
35
36        /* Make sure all interrupts are disabled */
37        intp->imrh0 |= 0xFFFFFFFF;
38        intp->imrl0 |= 0xFFFFFFFF;
39
40        enable_interrupts();
41        return 0;
42}
43
44#if defined(CONFIG_MCFTMR)
45void dtimer_intr_setup(void)
46{
47        volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
48
49        intp->icr0[CFG_TMRINTR_NO] = CFG_TMRINTR_PRI;
50        intp->imrh0 &= ~CFG_TMRINTR_MASK;
51}
52#endif
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