From: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Date: Tue, 17 Mar 2026 17:08:20 +0000 (+0100)
Subject: arm64: dts: qcom: sm8750-mtp: Enable display
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=20a76121163049fabc97669ca428bc28101074d4;p=thirdparty%2Fkernel%2Fstable.git

arm64: dts: qcom: sm8750-mtp: Enable display

Enable display on MTP8750 board with Novatek NT37801 panel.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260317-sm8750-display-dts-v5-2-fb53371e251c@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
index cb718331496e..050a85df7358 100644
--- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
@@ -937,6 +937,48 @@
 	qcom,dmic-sample-rate = <4800000>;
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_dsi0 {
+	vdda-supply = <&vreg_l3g_1p2>;
+
+	status = "okay";
+
+	panel@0 {
+		compatible = "novatek,nt37801";
+		reg = <0>;
+
+		reset-gpios = <&tlmm 98 GPIO_ACTIVE_LOW>;
+
+		vddio-supply = <&vreg_l12b_1p8>;
+		vci-supply = <&vreg_l13b_3p0>;
+		vdd-supply = <&vreg_l11b_1p0>;
+
+		pinctrl-0 = <&disp0_reset_n_active>, <&mdp_vsync>;
+		pinctrl-1 = <&disp0_reset_n_suspend>, <&mdp_vsync>;
+		pinctrl-names = "default", "sleep";
+
+		port {
+			panel0_in: endpoint {
+				remote-endpoint = <&mdss_dsi0_out>;
+			};
+		};
+	};
+};
+
+&mdss_dsi0_out {
+	remote-endpoint = <&panel0_in>;
+	data-lanes = <0 1 2 3>;
+};
+
+&mdss_dsi0_phy {
+	vdds-supply = <&vreg_l3i_0p88>;
+
+	status = "okay";
+};
+
 &pm8550_flash {
 	status = "okay";
 
@@ -1225,6 +1267,27 @@
 		bias-pull-up;
 	};
 
+	mdp_vsync: mdp-vsync-state {
+		pins = "gpio86";
+		function = "mdp_vsync";
+		drive-strength = <2>;
+		bias-pull-down;
+	};
+
+	disp0_reset_n_active: disp0-reset-n-active-state {
+		pins = "gpio98";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-disable;
+	};
+
+	disp0_reset_n_suspend: disp0-reset-n-suspend-state {
+		pins = "gpio98";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-down;
+	};
+
 	wcd_default: wcd-reset-n-active-state {
 		pins = "gpio101";
 		function = "gpio";