V4L/DVB (11743): Analog Devices ADV7343 video encoder driver

Add ADV7343 I2C based video encoder driver. This follows the
v4l2-subdev framework. This driver has been tested on TI DM646x EVM. It
has been tested for Composite and Component outputs.

Updates as per review by Mauro Chehab, added support for more standards
supported by the encoder. Also adding the missed out signed-offs.Tested
only NTSC and PAL standards.

[hverkuil@xs4all.nl: s_routing API changed, updated driver to use new API]
Signed-off-by: Manjunath Hadli <mrh@ti.com>
Signed-off-by: Brijesh Jadav <brijesh.j@ti.com>
Signed-off-by: Chaithrika U S <chaithrika@ti.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h
index fbeb98f..4d7e227 100644
--- a/include/media/v4l2-chip-ident.h
+++ b/include/media/v4l2-chip-ident.h
@@ -140,6 +140,9 @@
 	/* module ths7303: just ident 7303 */
 	V4L2_IDENT_THS7303 = 7303,
 
+	/* module adv7343: just ident 7343 */
+	V4L2_IDENT_ADV7343 = 7343,
+
 	/* module wm8739: just ident 8739 */
 	V4L2_IDENT_WM8739 = 8739,