[ARM] sa1100_wdt: use reset_status to remember watchdog reset status

Signed-off-by: Eric Miao <eric.miao@marvell.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/watchdog/sa1100_wdt.c b/drivers/watchdog/sa1100_wdt.c
index 34a2b3b8180..e42002d2f81 100644
--- a/drivers/watchdog/sa1100_wdt.c
+++ b/drivers/watchdog/sa1100_wdt.c
@@ -31,6 +31,8 @@
 #include <asm/arch/pxa-regs.h>
 #endif
 
+#include <asm/arch/reset.h>
+
 #include <asm/hardware.h>
 #include <asm/uaccess.h>
 
@@ -162,7 +164,8 @@ static int __init sa1100dog_init(void)
          * we suspend, RCSR will be cleared, and the watchdog
          * reset reason will be lost.
          */
-        boot_status = (RCSR & RCSR_WDR) ? WDIOF_CARDRESET : 0;
+        boot_status = (reset_status & RESET_STATUS_WATCHDOG) ?
+                                WDIOF_CARDRESET : 0;
         pre_margin = OSCR_FREQ * margin;
 
         ret = misc_register(&sa1100dog_miscdev);