From: Greg Ungerer <gerg@uclinux.org>
Date: Thu, 30 Apr 2009 07:22:56 +0000 (+1000)
Subject: m68knommu: add CPU reset code for the 5206e ColdFire
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=b61a7260ff70d10ca27edcc74535af0d46a277fa;p=deliverable%2Flinux.git

m68knommu: add CPU reset code for the 5206e ColdFire

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
---

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;
 }
 
 /***************************************************************************/