display: renew initial code

This is an alternative method for avoiding abnormal flash screen
if post-on command is not used.

The lowest brightness is set before display module to start
displaying the image data.

BUG: 137498649

Change-Id: Iec3f63273f4fd984af2b3397398eecf76de30cc1
Signed-off-by: chester_sun <Chester_Sun@compal.com>
1 file changed