target: display: add panel type

Add eDP panel type support in GCDB in addition to DSI type.
All future targets will use eDP panel support from GCDB.

CRs-Fixed: 661151
Change-Id: I63e9a1d8c88efed46c7be92eac03c26aa5bd1840
diff --git a/target/target_display.c b/target/target_display.c
index 0d69434..bac8a52 100644
--- a/target/target_display.c
+++ b/target/target_display.c
@@ -62,3 +62,28 @@
 {
 	return 0;
 }
+
+__WEAK void target_edp_panel_init(struct msm_panel_info *pinfo)
+{
+	return;
+}
+
+__WEAK int target_edp_panel_clock(uint8_t enable, struct msm_panel_info *pinfo)
+{
+	return 0;
+}
+
+__WEAK int target_edp_panel_enable(void)
+{
+	return 0;
+}
+
+__WEAK int target_edp_panel_disable(void)
+{
+	return 0;
+}
+
+__WEAK int target_edp_bl_ctrl(int enable)
+{
+	return 0;
+}