diff --git a/arch/arm64/boot/dts/mediatek/mt8167-coral-display-overlay.dts b/arch/arm64/boot/dts/mediatek/mt8167-coral-display-overlay.dts
index fc1ddca..82e7824 100644
--- a/arch/arm64/boot/dts/mediatek/mt8167-coral-display-overlay.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8167-coral-display-overlay.dts
@@ -38,8 +38,7 @@
 		target = <&backlight>;
 			__overlay__ {
 				status = "okay";
-				pwms = <&pwm 0 1000000>;
-				enable-gpios = <&pio 25 0>;
+				pwms = <&pwm 1 1000000>;
 				brightness-levels = <0 4 8 16 32 64 128 255>;
 				default-brightness-level = <6>;
 		};
diff --git a/drivers/gpu/drm/panel/panel-startek-ili9488.c b/drivers/gpu/drm/panel/panel-startek-ili9488.c
index 8304529..dd6b753 100644
--- a/drivers/gpu/drm/panel/panel-startek-ili9488.c
+++ b/drivers/gpu/drm/panel/panel-startek-ili9488.c
@@ -285,20 +285,32 @@
 
 static int startek_panel_enable(struct drm_panel *panel)
 {
+	int ret;
 	struct startek_panel *startek =
 			container_of(panel, struct startek_panel, panel);
+	struct mipi_dsi_device *dsi = startek->dsi;
 
-	backlight_enable(startek->backlight);
+	ret = backlight_enable(startek->backlight);
+	if (ret < 0) {
+		dev_err(&dsi->dev, "failed to enable backlight: %d", ret);
+		return ret;
+	}
 
 	return 0;
 }
 
 static int startek_panel_disable(struct drm_panel *panel)
 {
+	int ret;
 	struct startek_panel *startek =
 			container_of(panel, struct startek_panel, panel);
+	struct mipi_dsi_device *dsi = startek->dsi;
 
-	backlight_disable(startek->backlight);
+	ret = backlight_disable(startek->backlight);
+	if (ret < 0) {
+		dev_err(&dsi->dev, "failed to disable backlight: %d", ret);
+		return ret;
+	}
 
 	return 0;
 }