drm/rcar-du: Add support for the r8a7791 DU

The r8a7791 DU is a stripped-down version of the r8a7790 DU with two
CRTCs and a single LVDS output.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2013-11-11 19:08:13 +01:00
commit 29ee6469e6