diff --git a/dev/gcdb/display/gcdb_display.c b/dev/gcdb/display/gcdb_display.c
index bfb1153..d4fe865 100644
--- a/dev/gcdb/display/gcdb_display.c
+++ b/dev/gcdb/display/gcdb_display.c
@@ -408,6 +408,45 @@
 	return panelstruct;
 }
 
+static void mdss_dsi_set_pll_src(void)
+{
+	struct oem_panel_data *oem_data = mdss_dsi_get_oem_data_ptr();
+
+	if (panelstruct.paneldata->panel_operating_mode & USE_DSI1_PLL_FLAG)
+		oem_data->dsi_pll_src = DSI_PLL1;
+
+	if (strcmp(oem_data->sec_panel, "")) {
+		if (oem_data->dsi_pll_src != DSI_PLL_DEFAULT) {
+			dprintf(CRITICAL, "Dual DSI config detected!"
+				"Use default PLL\n");
+			oem_data->dsi_pll_src = DSI_PLL_DEFAULT;
+		}
+	} else if (panelstruct.paneldata->slave_panel_node_id) {
+		if((dsi_video_mode_phy_db.pll_type != DSI_PLL_TYPE_THULIUM)
+			&& (oem_data->dsi_pll_src == DSI_PLL1)) {
+			dprintf(CRITICAL, "Split DSI on 28nm/20nm!"
+				"Use DSI PLL0\n");
+			oem_data->dsi_pll_src = DSI_PLL0;
+		}
+	} else {
+		if ((dsi_video_mode_phy_db.pll_type != DSI_PLL_TYPE_THULIUM)
+			&& !strcmp(panelstruct.paneldata->panel_destination,
+			"DISPLAY_1") && (oem_data->dsi_pll_src == DSI_PLL1)) {
+			dprintf(CRITICAL, "Single DSI with DSI-0 on 28nm/20nm!"
+				"Use DSI PLL0\n");
+			oem_data->dsi_pll_src = DSI_PLL0;
+		}
+	}
+
+	if (oem_data->dsi_pll_src == DSI_PLL1)
+		panelstruct.paneldata->panel_operating_mode |=
+			USE_DSI1_PLL_FLAG;
+	else
+		panelstruct.paneldata->panel_operating_mode &=
+			~USE_DSI1_PLL_FLAG;
+
+}
+
 int gcdb_display_init(const char *panel_name, uint32_t rev, void *base)
 {
 	int ret = NO_ERROR;
@@ -419,6 +458,7 @@
 
 	if (pan_type == PANEL_TYPE_DSI) {
 		target_dsi_phy_config(&dsi_video_mode_phy_db);
+		mdss_dsi_set_pll_src();
 		if (dsi_panel_init(&(panel.panel_info), &panelstruct)) {
 			dprintf(CRITICAL, "DSI panel init failed!\n");
 			ret = ERROR;
diff --git a/dev/gcdb/display/gcdb_display.h b/dev/gcdb/display/gcdb_display.h
index 0f38d5e..088aa05 100755
--- a/dev/gcdb/display/gcdb_display.h
+++ b/dev/gcdb/display/gcdb_display.h
@@ -64,6 +64,7 @@
 	struct msm_panel_info *pinfo, struct mdss_dsi_phy_ctrl *phy_db);
 void set_panel_cmd_string(const char *panel_name);
 struct oem_panel_data mdss_dsi_get_oem_data(void);
+struct oem_panel_data *mdss_dsi_get_oem_data_ptr(void);
 struct panel_struct mdss_dsi_get_panel_data(void);
 
 struct oem_panel_data  {
@@ -73,6 +74,13 @@
 	bool skip;
 	uint32_t sim_mode;
 	char dsi_config[DSI_CFG_SIZE];
+	uint32_t dsi_pll_src;
+};
+
+enum {
+    DSI_PLL_DEFAULT,
+    DSI_PLL0,
+    DSI_PLL1,
 };
 
 #endif /*_GCDB_DISPLAY_H_ */
diff --git a/dev/gcdb/display/gcdb_display_param.c b/dev/gcdb/display/gcdb_display_param.c
index 328c442..ce98cf0 100644
--- a/dev/gcdb/display/gcdb_display_param.c
+++ b/dev/gcdb/display/gcdb_display_param.c
@@ -37,7 +37,7 @@
 #include "target/display.h"
 #include "fastboot_oem_display.h"
 
-struct oem_panel_data oem_data = {{'\0'}, {'\0'}, false, false, SIM_NONE, "single_dsi"};
+struct oem_panel_data oem_data = {{'\0'}, {'\0'}, false, false, SIM_NONE, "single_dsi", DSI_PLL_DEFAULT};
 
 static int panel_name_to_dt_string(struct panel_lookup_list supp_panels[],
 			  uint32_t supp_panels_size,
@@ -85,6 +85,11 @@
 	return oem_data;
 }
 
+struct oem_panel_data *mdss_dsi_get_oem_data_ptr(void)
+{
+	return &oem_data;
+}
+
 static char *get_panel_token_end(const char *string)
 {
 	char *ch_hash = NULL, *ch_col = NULL;
@@ -190,6 +195,16 @@
 	ch = strstr((char *) panel_name, ":disable");
 	oem_data.cont_splash = ch ? false : true;
 
+	/* DSI PLL source */
+	ch = strstr((char *) panel_name, ":pll0");
+	if (ch) {
+		oem_data.dsi_pll_src = DSI_PLL0;
+	} else {
+		ch = strstr((char *) panel_name, ":pll1");
+		if (ch)
+			oem_data.dsi_pll_src = DSI_PLL1;
+	}
+
 	/* Simulator status */
 	oem_data.sim_mode = SIM_NONE;
 	if (strstr((char *) panel_name, "#sim-hwte"))
@@ -259,7 +274,7 @@
 	struct panel_struct panelstruct;
 	int panel_mode = SPLIT_DISPLAY_FLAG | DUAL_PIPE_FLAG | DST_SPLIT_FLAG;
 	int prefix_string_len = strlen(DISPLAY_CMDLINE_PREFIX);
-	char *sctl_string;
+	char *sctl_string, *pll_src_string = NULL;
 
 	panelstruct = mdss_dsi_get_panel_data();
 
@@ -355,6 +370,22 @@
 
 	arg_size += strlen(sctl_string) + slave_panel_node_len;
 
+	if (oem_data.skip && !strcmp(oem_data.dsi_config, "dual_dsi") &&
+		(oem_data.dsi_pll_src != DSI_PLL_DEFAULT)) {
+		dprintf(CRITICAL, "Dual DSI config detected!"
+			" Use default PLL\n");
+		oem_data.dsi_pll_src = DSI_PLL_DEFAULT;
+	}
+
+	if (oem_data.dsi_pll_src != DSI_PLL_DEFAULT) {
+		if (oem_data.dsi_pll_src == DSI_PLL0)
+			pll_src_string = DSI_PLL0_STRING;
+		else
+			pll_src_string = DSI_PLL1_STRING;
+
+		arg_size += strlen(pll_src_string);
+	}
+
 	if (oem_data.sim_mode != SIM_NONE) {
 		sim_override_to_cmdline(lookup_sim,
 			ARRAY_SIZE(lookup_sim), oem_data.sim_mode,
@@ -404,6 +435,12 @@
 		pbuf += strlen(oem_data.dsi_config);
 		buf_size -= strlen(oem_data.dsi_config);
 
+		if (pll_src_string) {
+			strlcpy(pbuf, pll_src_string, buf_size);
+			pbuf += strlen(pll_src_string);
+			buf_size -= strlen(pll_src_string);
+		}
+
 		if (sim_mode_string) {
 			strlcpy(pbuf, LK_SIM_OVERRIDE, buf_size);
 			pbuf += LK_SIM_OVERRIDE_LEN;
diff --git a/dev/gcdb/display/include/display_resource.h b/dev/gcdb/display/include/display_resource.h
index d97c424..12437aa 100755
--- a/dev/gcdb/display/include/display_resource.h
+++ b/dev/gcdb/display/include/display_resource.h
@@ -53,6 +53,9 @@
 #define DSI_CFG_STRING         ":cfg:"
 #define DSI_CFG_STRING_LEN	5
 
+#define DSI_PLL0_STRING         ":pll0"
+#define DSI_PLL1_STRING         ":pll1"
+
 #define NO_PANEL_CONFIG "none"
 #define SIM_VIDEO_PANEL "sim_video_panel"
 #define SIM_DUALDSI_VIDEO_PANEL "sim_dualdsi_video_panel"