msm: display: Add boot parameter support for HDMI primary display

Move boot parameter to board display file as early_param for proper
allocation of PMEM and ION sizes.

Change-Id: I87a66aba9d37df5a410afa944b57056cc6a306db
Signed-off-by: Ravishangar Kalyanam <rkalya@codeaurora.org>
8 files changed