arm/dt: Enable/disable HDMI Tx based on HDMI port presence.

Some of the board designs with msm8974 do not have HDMI Tx
port present. Disable HDMI Tx controller on such devices.

Change-Id: Ic3ee363977ad38dc20ff9cb1008cb6cda0ada6ac
Signed-off-by: Ujwal Patel <ujwalp@codeaurora.org>
4 files changed