diff --git a/drivers/rtc/rtc-r7301.c b/drivers/rtc/rtc-r7301.c
index d846e9703ad616b9187650aa2f5027e963d7bc33..500e8c8a2605aa83c3e068e1ee2513d3704f4e30 100644
--- a/drivers/rtc/rtc-r7301.c
+++ b/drivers/rtc/rtc-r7301.c
@@ -235,7 +235,7 @@ static int rtc7301_set_time(struct device *dev, struct rtc_time *tm)
 	spin_lock_irqsave(&priv->lock, flags);
 
 	rtc7301_stop(priv);
-	usleep_range(200, 300);
+	udelay(300);
 	rtc7301_select_bank(priv, 0);
 	rtc7301_write_time(priv, tm, false);
 	rtc7301_start(priv);