drm: rcar-du: Enable hotplug detection on HDMI connector

As HDMI support hotplug detection, enable HPD-based poll on HDMI
connectors.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2014-12-09 01:18:36 +02:00
commit 2d60762ade