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authorGreg Ungerer <gerg@uclinux.org>2009-04-30 17:31:19 +1000
committerGreg Ungerer <gerg@uclinux.org>2009-06-11 13:09:09 +1000
commit6f5aa7ce38dfb9c04eecac1222fc4b2521f02b83 (patch)
treeb7f02e4812d9d34ffa6a349934ee8473d5ea91b3 /arch/m68knommu
parentb61a7260ff70d10ca27edcc74535af0d46a277fa (diff)
downloadlinux-6f5aa7ce38dfb9c04eecac1222fc4b2521f02b83.tar.bz2
m68knommu: add CPU reset code for the 5249 ColdFire
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'arch/m68knommu')
-rw-r--r--arch/m68knommu/platform/5249/config.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/m68knommu/platform/5249/config.c b/arch/m68knommu/platform/5249/config.c
index 9eab19d01eb1..93d998825925 100644
--- a/arch/m68knommu/platform/5249/config.c
+++ b/arch/m68knommu/platform/5249/config.c
@@ -11,7 +11,6 @@
#include <linux/kernel.h>
#include <linux/param.h>
#include <linux/init.h>
-#include <linux/interrupt.h>
#include <linux/io.h>
#include <asm/machdep.h>
#include <asm/coldfire.h>
@@ -20,10 +19,6 @@
/***************************************************************************/
-void coldfire_reset(void);
-
-/***************************************************************************/
-
static struct mcf_platform_uart m5249_uart_platform[] = {
{
.mapbase = MCF_MBAR + MCFUART_BASE1,
@@ -106,10 +101,21 @@ void mcf_settimericr(unsigned int timer, unsigned int level)
/***************************************************************************/
+void m5249_cpu_reset(void)
+{
+ local_irq_disable();
+ /* Set watchdog to soft reset, and enabled */
+ __raw_writeb(0xc0, MCF_MBAR + MCFSIM_SYPCR);
+ for (;;)
+ /* wait for watchdog to timeout */;
+}
+
+/***************************************************************************/
+
void __init config_BSP(char *commandp, int size)
{
mcf_setimr(MCFSIM_IMR_MASKALL);
- mach_reset = coldfire_reset;
+ mach_reset = m5249_cpu_reset;
}
/***************************************************************************/