diff --git a/[refs] b/[refs]
index 6ce80c84ac75..86de08b5fd2e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: da3e515024ba32aaf0d524518ce39a8fb77332cd
+refs/heads/master: 081d83a3393f65adc94fc4240b9926be3054f9dc
diff --git a/trunk/drivers/watchdog/sp805_wdt.c b/trunk/drivers/watchdog/sp805_wdt.c
index c1e099aa57f3..cc2cfbe33b30 100644
--- a/trunk/drivers/watchdog/sp805_wdt.c
+++ b/trunk/drivers/watchdog/sp805_wdt.c
@@ -134,6 +134,8 @@ static void wdt_enable(void)
 	writel(INT_ENABLE | RESET_ENABLE, wdt->base + WDTCONTROL);
 	writel(LOCK, wdt->base + WDTLOCK);
 
+	/* Flush posted writes. */
+	readl(wdt->base + WDTLOCK);
 	spin_unlock(&wdt->lock);
 }
 
@@ -146,6 +148,8 @@ static void wdt_disable(void)
 	writel(0, wdt->base + WDTCONTROL);
 	writel(LOCK, wdt->base + WDTLOCK);
 
+	/* Flush posted writes. */
+	readl(wdt->base + WDTLOCK);
 	spin_unlock(&wdt->lock);
 }