u-boot/cpu/mcf5445x/interrupts.c
TsiChungLiew 8ae158cd87 ColdFire: Add M54455EVB for MCF5445x
Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com>
2007-08-16 17:43:23 -06:00

52 lines
1.5 KiB
C

/*
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.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
*/
/* CPU specific interrupt routine */
#include <common.h>
#include <asm/immap.h>
int interrupt_init(void)
{
volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
/* Make sure all interrupts are disabled */
intp->imrh0 |= 0xFFFFFFFF;
intp->imrl0 |= 0xFFFFFFFF;
enable_interrupts();
return 0;
}
#if defined(CONFIG_MCFTMR)
void dtimer_intr_setup(void)
{
volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
intp->icr0[CFG_TMRINTR_NO] = CFG_TMRINTR_PRI;
intp->imrh0 &= ~CFG_TMRINTR_MASK;
}
#endif