diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
index 7a2b734fcdc78f89c3c7f1b9a3eb0f3eb005842c..bcfab2b00ad20ae5c1e72fbf0e2809aa02cfdf2d 100644
--- a/drivers/watchdog/imx2_wdt.c
+++ b/drivers/watchdog/imx2_wdt.c
@@ -121,7 +121,7 @@ static void imx2_wdt_start(void)
 {
 	if (!test_and_set_bit(IMX2_WDT_STATUS_STARTED, &imx2_wdt.status)) {
 		/* at our first start we enable clock and do initialisations */
-		clk_enable(imx2_wdt.clk);
+		clk_prepare_enable(imx2_wdt.clk);
 
 		imx2_wdt_setup();
 	} else	/* delete the timer that pings the watchdog after close */