diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index d4a7e6075cc94faf30e7bc43ecdb28f5a9aa9d4a..82536dd6b0fdb933e7945603730856d2a2e47605 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -1734,6 +1734,7 @@ static int em28xx_hint_sensor(struct em28xx *dev)
 		dev->em28xx_sensor = EM28XX_MT9V011;
 		dev->sensor_xres = 640;
 		dev->sensor_yres = 480;
+		dev->sensor_xtal = 6300000;
 		break;
 	default:
 		printk("Unknown Micron Sensor 0x%04x\n", be16_to_cpu(version));
@@ -2261,9 +2262,13 @@ void em28xx_card_setup(struct em28xx *dev)
 		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 			"tvp5150", "tvp5150", tvp5150_addrs);
 
-	if (dev->em28xx_sensor == EM28XX_MT9V011)
-		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-			"mt9v011", "mt9v011", mt9v011_addrs);
+	if (dev->em28xx_sensor == EM28XX_MT9V011) {
+		struct v4l2_subdev *sd;
+
+		sd = v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
+			 &dev->i2c_adap, "mt9v011", "mt9v011", mt9v011_addrs);
+		v4l2_subdev_call(sd, core, s_config, 0, &dev->sensor_xtal);
+	}
 
 	if (dev->board.adecoder == EM28XX_TVAUDIO)
 		v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 71444ddbe40c0afcdf6c4f7e74eed23f9de9ac34..ce76633786c8d6318b0cc5c7c213c5a6075c7679 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -478,8 +478,10 @@ struct em28xx {
 	struct v4l2_device v4l2_dev;
 	struct em28xx_board board;
 
+	/* Webcam specific fields */
 	enum em28xx_sensor em28xx_sensor;
 	int sensor_xres, sensor_yres;
+	int sensor_xtal;
 
 	unsigned int stream_on:1;	/* Locks streams */
 	unsigned int has_audio_class:1;