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authorNobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>2010-06-16 16:55:26 +0900
committerNobuhiro Iwamatsu <iwamatsu@nigauri.org>2010-06-28 11:58:34 +0900
commit754613f740368f847a2261c5c41b034ff5c51b1c (patch)
treefb25150557d11066e81f8a8b2147c829a359293c /arch/sh/cpu/sh4/watchdog.c
parent9a1e3e9fe3165130c228bc861bd96d49df708290 (diff)
downloadu-boot-linaro-stable-754613f740368f847a2261c5c41b034ff5c51b1c.tar.gz
sh: Add trigger_address_error and support cpu reset
This add support cpu reset by trigger_address_error function. Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'arch/sh/cpu/sh4/watchdog.c')
-rw-r--r--arch/sh/cpu/sh4/watchdog.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/cpu/sh4/watchdog.c b/arch/sh/cpu/sh4/watchdog.c
index f6924290f..d7e1703e6 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 @@ int watchdog_disable(void)
void reset_cpu(unsigned long ignored)
{
+ /* Address error with SR.BL=1 first. */
+ trigger_address_error();
+
while (1)
;
}