3 files changed, 13 insertions, 7 deletions

diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 320f1f60276e..bc213a1f9c1f 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -1771,7 +1771,8 @@ static int em28xx_hint_sensor(struct em28xx *dev)
         version = be16_to_cpu(version_be);
 
         switch (version) {
-        case 0x8243:            /* mt9v011 640x480 1.3 Mpix sensor */
+        case 0x8232:            /* mt9v011 640x480 1.3 Mpix sensor */
+        case 0x8243:            /* mt9v011 rev B 640x480 1.3 Mpix sensor */
                 dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
                 sensor_name = "mt9v011";
                 dev->em28xx_sensor = EM28XX_MT9V011;
diff --git a/drivers/media/video/mt9v011.c b/drivers/media/video/mt9v011.c
index b2260de645f0..c14bf47d6928 100644
--- a/drivers/media/video/mt9v011.c
+++ b/drivers/media/video/mt9v011.c
@@ -393,10 +393,13 @@ static int mt9v011_s_register(struct v4l2_subdev *sd,
 static int mt9v011_g_chip_ident(struct v4l2_subdev *sd,
                                 struct v4l2_dbg_chip_ident *chip)
 {
+        u16 version;
         struct i2c_client *client = v4l2_get_subdevdata(sd);
 
+        version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);
+
         return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_MT9V011,
-                                          MT9V011_VERSION);
+                                          version);
 }
 
 static const struct v4l2_subdev_core_ops mt9v011_core_ops = {
@@ -449,8 +452,9 @@ static int mt9v011_probe(struct i2c_client *c,
 
         /* Check if the sensor is really a MT9V011 */
         version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);
-        if (version != MT9V011_VERSION) {
-                v4l2_info(sd, "*** unknown micron chip detected (0x%04x.\n",
+        if ((version != MT9V011_VERSION) &&
+            (version != MT9V011_REV_B_VERSION)) {
+                v4l2_info(sd, "*** unknown micron chip detected (0x%04x).\n",
                           version);
                 kfree(core);
                 return -EINVAL;
@@ -461,8 +465,8 @@ static int mt9v011_probe(struct i2c_client *c,
         core->height = 480;
         core->xtal = 27000000;  /* Hz */
 
-        v4l_info(c, "chip found @ 0x%02x (%s)\n",
-                 c->addr << 1, c->adapter->name);
+        v4l_info(c, "chip found @ 0x%02x (%s - chip version 0x%04x)\n",
+                 c->addr << 1, c->adapter->name, version);
 
         return 0;
 }
diff --git a/drivers/media/video/mt9v011.h b/drivers/media/video/mt9v011.h
index 9e443ee30558..3350fd6083c3 100644
--- a/drivers/media/video/mt9v011.h
+++ b/drivers/media/video/mt9v011.h
@@ -30,6 +30,7 @@
 #define R35_MT9V011_GLOBAL_GAIN         0x35
 #define RF1_MT9V011_CHIP_ENABLE         0xf1
 
-#define MT9V011_VERSION                 0x8243
+#define MT9V011_VERSION                 0x8232
+#define MT9V011_REV_B_VERSION           0x8243
 
 #endif