V4L/DVB (4796): A couple of V4L2 defines needed by Cafe Camara driver

Two defines for V4L2, needed by the Cafe camera driver:
1) Add the RGB444 image format
2) Add the "init" internal command which is separate from "reset".

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index aecc946..8263ea0 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -251,4 +251,8 @@
    If the frequency is not supported, then -EINVAL is returned. */
 #define VIDIOC_INT_S_CRYSTAL_FREQ 	_IOW ('d', 113, struct v4l2_crystal_freq)
 
+/* Initialize the sensor registors to some sort of reasonable
+   default values. */
+#define VIDIOC_INT_INIT			_IOW ('d', 114, u32)
+
 #endif /* V4L2_COMMON_H_ */