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authorGreg Ungerer <gerg@uclinux.org>2009-04-30 17:22:56 +1000
committerGreg Ungerer <gerg@uclinux.org>2009-06-11 13:09:09 +1000
commitb61a7260ff70d10ca27edcc74535af0d46a277fa (patch)
tree7a04fb5a1e13d1fbaa4c7043edfac5cded290e7e /arch/m68knommu/platform
parent851377bca613175473b6dafd6c7d1bfbcf24efe2 (diff)
downloadblackbird-op-linux-b61a7260ff70d10ca27edcc74535af0d46a277fa.tar.gz
blackbird-op-linux-b61a7260ff70d10ca27edcc74535af0d46a277fa.zip
m68knommu: add CPU reset code for the 5206e ColdFire
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'arch/m68knommu/platform')
-rw-r--r--arch/m68knommu/platform/5206e/config.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c
index db902540bf2c..65887799db81 100644
--- a/arch/m68knommu/platform/5206e/config.c
+++ b/arch/m68knommu/platform/5206e/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>
@@ -21,10 +20,6 @@
/***************************************************************************/
-void coldfire_reset(void);
-
-/***************************************************************************/
-
static struct mcf_platform_uart m5206e_uart_platform[] = {
{
.mapbase = MCF_MBAR + MCFUART_BASE1,
@@ -109,6 +104,17 @@ void mcf_settimericr(unsigned int timer, unsigned int level)
/***************************************************************************/
+void m5206e_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);
@@ -119,7 +125,7 @@ void __init config_BSP(char *commandp, int size)
commandp[size-1] = 0;
#endif /* CONFIG_NETtel */
- mach_reset = coldfire_reset;
+ mach_reset = m5206e_cpu_reset;
}
/***************************************************************************/
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