Merge tag 'du-next-20190114' of git://linuxtv.org/pinchartl/media into drm-next

Renesas display drivers changes for v5.1:

- R8A774C0 support
- D3/E3 RGB output routing fixes
- Miscellaneous fixes
- Constify drm_bridge .mode_set() arguments

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1743477.dgErSCK0Q8@avalon