disp: msm: dsi: parse panel gpio's with dsi parser util

Panel GPIO's pins can be provided through DT or firmware data.
Use dsi parser util in consistent with other node parsings to
read their values.

Change-Id: I6dc687516aa0ce51fc56e54f4b5cbadc17f0dc1d
Signed-off-by: Jeykumar Sankaran <[email protected]>

msm/dsi/dsi_panel.c

@@ -2275,21 +2275,21 @@ static int dsi_panel_parse_tlmm_gpio(struct dsi_panel *panel)
 	u32 base, size, pin;
 	int pin_count, address_count, name_count, i;
 
-	address_count = of_property_count_u32_elems(utils->data,
+	address_count = utils->count_u32_elems(utils->data,
 				"qcom,dsi-panel-gpio-address");
 	if (address_count != 2) {
 		DSI_DEBUG("panel gpio address not defined\n");
 		return 0;
 	}
 
-	of_property_read_u32_index(utils->data,
+	utils->read_u32_index(utils->data,
 			"qcom,dsi-panel-gpio-address", 0, &base);
-	of_property_read_u32_index(utils->data,
+	utils->read_u32_index(utils->data,
 			"qcom,dsi-panel-gpio-address", 1, &size);
 
-	pin_count = of_property_count_u32_elems(utils->data,
+	pin_count = utils->count_u32_elems(utils->data,
 				"qcom,dsi-panel-gpio-pins");
-	name_count = of_property_count_strings(utils->data,
+	name_count = utils->count_strings(utils->data,
 				"qcom,dsi-panel-gpio-names");
 	if ((pin_count < 0) || (name_count < 0) || (pin_count != name_count)) {
 		DSI_ERR("invalid gpio pins/names\n");
@@ -2303,13 +2303,13 @@ static int dsi_panel_parse_tlmm_gpio(struct dsi_panel *panel)
 
 	panel->tlmm_gpio_count = pin_count;
 	for (i = 0; i < pin_count; i++) {
-		of_property_read_u32_index(utils->data,
+		utils->read_u32_index(utils->data,
 				"qcom,dsi-panel-gpio-pins", i, &pin);
 		panel->tlmm_gpio[i].num = pin;
 		panel->tlmm_gpio[i].addr = base + (pin * size);
 		panel->tlmm_gpio[i].size = size;
 
-		of_property_read_string_index(utils->data,
+		utils->read_string_index(utils->data,
 				"qcom,dsi-panel-gpio-names", i,
 				&(panel->tlmm_gpio[i].name));
 	}