diff options
author | Wolfgang Denk <wd@denx.de> | 2007-08-18 21:56:57 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2007-08-18 21:56:57 +0200 |
commit | 909627dca4350fca789c117b028b686cfe53e716 (patch) | |
tree | 9ff1c96b5501884438605bd1814eadc03f02d8e1 /cpu/mcf523x/interrupts.c | |
parent | 8f22b671ebc4c625dbd58be19d844069dcc9660e (diff) | |
parent | 26667b7fa05a8bf2fc65fb9f3230b02b1a10c367 (diff) |
Merge with /home/wd/git/u-boot/custodian/u-boot-coldfire
Diffstat (limited to 'cpu/mcf523x/interrupts.c')
-rw-r--r-- | cpu/mcf523x/interrupts.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/cpu/mcf523x/interrupts.c b/cpu/mcf523x/interrupts.c new file mode 100644 index 0000000000..125c53b1bc --- /dev/null +++ b/cpu/mcf523x/interrupts.c @@ -0,0 +1,49 @@ +/* + * + * 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->imrl0 |= 0x1; + + 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->imrl0 &= ~INTC_IPRL_INT0; + intp->imrl0 &= ~CFG_TMRINTR_MASK; +} +#endif |