summaryrefslogtreecommitdiff
path: root/arch/m68k/cpu/mcf52x2/interrupts.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m68k/cpu/mcf52x2/interrupts.c')
-rw-r--r--arch/m68k/cpu/mcf52x2/interrupts.c40
1 files changed, 21 insertions, 19 deletions
diff --git a/arch/m68k/cpu/mcf52x2/interrupts.c b/arch/m68k/cpu/mcf52x2/interrupts.c
index dff8c6aa88..915eb70233 100644
--- a/arch/m68k/cpu/mcf52x2/interrupts.c
+++ b/arch/m68k/cpu/mcf52x2/interrupts.c
@@ -2,7 +2,7 @@
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* See file CREDITS for list of people who contributed to this
@@ -28,20 +28,22 @@
#include <watchdog.h>
#include <asm/processor.h>
#include <asm/immap.h>
+#include <asm/io.h>
#ifdef CONFIG_M5272
int interrupt_init(void)
{
- volatile intctrl_t *intp = (intctrl_t *) (MMAP_INTC);
+ intctrl_t *intp = (intctrl_t *) (MMAP_INTC);
/* disable all external interrupts */
- intp->int_icr1 = 0x88888888;
- intp->int_icr2 = 0x88888888;
- intp->int_icr3 = 0x88888888;
- intp->int_icr4 = 0x88888888;
- intp->int_pitr = 0x00000000;
+ out_be32(&intp->int_icr1, 0x88888888);
+ out_be32(&intp->int_icr2, 0x88888888);
+ out_be32(&intp->int_icr3, 0x88888888);
+ out_be32(&intp->int_icr4, 0x88888888);
+ out_be32(&intp->int_pitr, 0x00000000);
+
/* initialize vector register */
- intp->int_pivr = 0x40;
+ out_8(&intp->int_pivr, 0x40);
enable_interrupts();
@@ -51,10 +53,10 @@ int interrupt_init(void)
#if defined(CONFIG_MCFTMR)
void dtimer_intr_setup(void)
{
- volatile intctrl_t *intp = (intctrl_t *) (CONFIG_SYS_INTR_BASE);
+ intctrl_t *intp = (intctrl_t *) (CONFIG_SYS_INTR_BASE);
- intp->int_icr1 &= ~INT_ICR1_TMR3MASK;
- intp->int_icr1 |= CONFIG_SYS_TMRINTR_PRI;
+ clrbits_be32(&intp->int_icr1, INT_ICR1_TMR3MASK);
+ setbits_be32(&intp->int_icr1, CONFIG_SYS_TMRINTR_PRI);
}
#endif /* CONFIG_MCFTMR */
#endif /* CONFIG_M5272 */
@@ -63,14 +65,14 @@ void dtimer_intr_setup(void)
defined(CONFIG_M5271) || defined(CONFIG_M5275)
int interrupt_init(void)
{
- volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
+ int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
/* Make sure all interrupts are disabled */
#if defined(CONFIG_M5208)
- intp->imrl0 = 0xFFFFFFFF;
- intp->imrh0 = 0xFFFFFFFF;
+ out_be32(&intp->imrl0, 0xffffffff);
+ out_be32(&intp->imrh0, 0xffffffff);
#else
- intp->imrl0 |= 0x1;
+ setbits_be32(&intp->imrl0, 0x1);
#endif
enable_interrupts();
@@ -80,11 +82,11 @@ int interrupt_init(void)
#if defined(CONFIG_MCFTMR)
void dtimer_intr_setup(void)
{
- volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
+ int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
- intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI;
- intp->imrl0 &= 0xFFFFFFFE;
- intp->imrl0 &= ~CONFIG_SYS_TMRINTR_MASK;
+ out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI);
+ clrbits_be32(&intp->imrl0, 0x00000001);
+ clrbits_be32(&intp->imrl0, CONFIG_SYS_TMRINTR_MASK);
}
#endif /* CONFIG_MCFTMR */
#endif /* CONFIG_M5282 | CONFIG_M5271 | CONFIG_M5275 */