msm8960: apq8064: Inital display clean up.

-- Clean up display code.
-- Add support for LVDS display.

CRs-Fixed: 348219
Change-Id: I6583234b931b9617a8b9f29d598875bd94e31d3d
diff --git a/platform/msm_shared/mdp3.c b/platform/msm_shared/mdp3.c
index 396ab6a..847e5cb 100644
--- a/platform/msm_shared/mdp3.c
+++ b/platform/msm_shared/mdp3.c
@@ -33,6 +33,8 @@
 #include <platform/timer.h>
 #include <platform/iomap.h>
 
+static int mdp_rev;
+
 int
 mdp_setup_dma_p_video_mode(unsigned short disp_width,
 			   unsigned short disp_height,
@@ -99,3 +101,13 @@
 	writel(0x00000000, MDP_INTR_ENABLE);
 	writel(0x01ffffff, MDP_INTR_CLEAR);
 }
+
+void mdp_set_revision(int rev)
+{
+	mdp_rev = rev;
+}
+
+int mdp_get_revision(void)
+{
+	return mdp_rev;
+}