diff --git a/arch/sh/cpu/sh2/watchdog.c b/arch/sh/cpu/sh2/watchdog.c
index de0254b..0257d8d 100644
--- a/arch/sh/cpu/sh2/watchdog.c
+++ b/arch/sh/cpu/sh2/watchdog.c
@@ -1,6 +1,6 @@
 /*
- * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhoro@renesas.com>
- * Copyright (C) 2008 Renesas Solutions Corp.
+ * Copyright (C) 2008,2010 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
+ * Copyright (C) 2008,2010 Renesas Solutions Corp.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -20,6 +20,7 @@
 
 #include <common.h>
 #include <asm/processor.h>
+#include <asm/system.h>
 
 int watchdog_init(void)
 {
@@ -28,6 +29,9 @@
 
 void reset_cpu(unsigned long ignored)
 {
+	/* Address error with SR.BL=1 first. */
+	trigger_address_error();
+
 	while (1)
 		;
 }
diff --git a/arch/sh/cpu/sh3/watchdog.c b/arch/sh/cpu/sh3/watchdog.c
index 92bea74..90694f8 100644
--- a/arch/sh/cpu/sh3/watchdog.c
+++ b/arch/sh/cpu/sh3/watchdog.c
@@ -1,4 +1,7 @@
 /*
+ * (C) Copyright 2010
+ * Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
+ *
  * (C) Copyright 2007
  * Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
  *
@@ -20,6 +23,7 @@
 
 #include <common.h>
 #include <asm/processor.h>
+#include <asm/system.h>
 
 int watchdog_init(void)
 {
@@ -28,6 +32,9 @@
 
 void reset_cpu(unsigned long ignored)
 {
+	/* Address error with SR.BL=1 first. */
+	trigger_address_error();
+
 	while (1)
 		;
 }
diff --git a/arch/sh/cpu/sh4/watchdog.c b/arch/sh/cpu/sh4/watchdog.c
index f692429..d7e1703 100644
--- a/arch/sh/cpu/sh4/watchdog.c
+++ b/arch/sh/cpu/sh4/watchdog.c
@@ -17,6 +17,7 @@
 
 #include <common.h>
 #include <asm/processor.h>
+#include <asm/system.h>
 #include <asm/io.h>
 
 #define WDT_BASE	WTCNT
@@ -66,6 +67,9 @@
 
 void reset_cpu(unsigned long ignored)
 {
+	/* Address error with SR.BL=1 first. */
+	trigger_address_error();
+
 	while (1)
 		;
 }