ARM: dts: msm: enable ULPS/PU for truly 1080p panel on msmtitanium

Add the necessary DT entries to enable DSI ULPS feature and partial
update for truly 1080p command mode panel on msmitanium CDP and MTP.

Change-Id: Icc8c51998766973c60b50ea18e8d06a48476d1be
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>