video: Add DT binding documentation for VGA connector

The VGA connector is described by a single input port and an optional
DDC bus.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2014-08-26 19:45:30 +02:00
commit 2d777ea95e