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authorStefan Roese <sr@denx.de>2007-07-16 11:51:41 +0200
committerStefan Roese <sr@denx.de>2007-07-16 11:51:41 +0200
commitc7e8410e3c174bfde72aa548f7fe5b4e43ccc4fb (patch)
treecd81cb7a3c26d2388fbc830fc36870a0dec3dac2 /cpu/mcf532x/interrupts.c
parent3a6cab844cf74f76639d795e0be8717e02c86af7 (diff)
parent98c80b462f9532f3ff6a62dd9629023b48627a6d (diff)
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Merge with /home/stefan/git/u-boot/u-boot-coldfire-freescale
Diffstat (limited to 'cpu/mcf532x/interrupts.c')
-rw-r--r--cpu/mcf532x/interrupts.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/cpu/mcf532x/interrupts.c b/cpu/mcf532x/interrupts.c
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+/*
+ *
+ * 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