Merge tag 'du-next-20211206' of git://linuxtv.org/pinchartl/media into drm-next

R-Car DU updates:

- DSI output support
- Misc fixes

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

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/Ya4/MCeuNf601tL4@pendragon.ideasonboard.com