[msm8x60]: Fix LCDC display for new PXO plan.

    - Add support for new PXO frequency plan.
    - Update splash image
    - Disable mdp after loading HLOS into the ram.

Change-Id: I35072af621bae881a623def67b4f02dab9102bf4
diff --git a/platform/init.c b/platform/init.c
index 488d744..50610d4 100644
--- a/platform/init.c
+++ b/platform/init.c
@@ -45,6 +45,10 @@
 {
 }
 
+__WEAK void display_shutdown(void)
+{
+}
+
 __WEAK void secondary_core(unsigned sec_entry)
 {
 }