diff --git a/sys/arm/allwinner/aw_wdog.c b/sys/arm/allwinner/aw_wdog.c
--- a/sys/arm/allwinner/aw_wdog.c
+++ b/sys/arm/allwinner/aw_wdog.c
@@ -202,6 +202,9 @@
 	EVENTHANDLER_REGISTER(shutdown_final, aw_wdog_shutdown_fn, sc,
 	    SHUTDOWN_PRI_LAST - 1);
 
+	/* Disable watchdog for now. */
+	WRITE(sc, sc->wdog_mode, sc->wdog_mode_key);
+
 	return (0);
 }