diff --git a/[refs] b/[refs]
index 5b7f9807d185..ae55b0f176c3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5333e254ab3fd3720b172091669f537763bce23d
+refs/heads/master: a08e1a376b0a31e0a978494deffed409fad9c531
diff --git a/trunk/drivers/video/backlight/ltv350qv.c b/trunk/drivers/video/backlight/ltv350qv.c
index 6c0f1ac0d32a..4066a5bbd826 100644
--- a/trunk/drivers/video/backlight/ltv350qv.c
+++ b/trunk/drivers/video/backlight/ltv350qv.c
@@ -75,7 +75,7 @@ static int ltv350qv_power_on(struct ltv350qv *lcd)
 	/* Power On Reset Display off State */
 	if (ltv350qv_write_reg(lcd, LTV_PWRCTL1, 0x0000))
 		goto err;
-	msleep(15);
+	usleep_range(15000, 16000);
 
 	/* Power Setting Function 1 */
 	if (ltv350qv_write_reg(lcd, LTV_PWRCTL1, LTV_VCOM_DISABLE))
@@ -153,7 +153,7 @@ static int ltv350qv_power_on(struct ltv350qv *lcd)
 err_power2:
 err_power1:
 	ltv350qv_write_reg(lcd, LTV_PWRCTL2, 0x0000);
-	msleep(1);
+	usleep_range(1000, 1100);
 err:
 	ltv350qv_write_reg(lcd, LTV_PWRCTL1, LTV_VCOM_DISABLE);
 	return -EIO;
@@ -175,7 +175,7 @@ static int ltv350qv_power_off(struct ltv350qv *lcd)
 	ret |= ltv350qv_write_reg(lcd, LTV_PWRCTL2, 0x0000);
 
 	/* Wait at least 1 ms */
-	msleep(1);
+	usleep_range(1000, 1100);
 
 	/* Power down setting 2 */
 	ret |= ltv350qv_write_reg(lcd, LTV_PWRCTL1, LTV_VCOM_DISABLE);