linux-kernel - [PATCH 1/3] arm64: dts: qcom: msm8916-samsung-gt510: Add display panel

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Message-Id: <20230725-gt5-panel-v1-1-7c787e33a614@trvn.ru>
Date:   Tue, 25 Jul 2023 16:52:01 +0500
From:   Nikita Travkin <nikita@...n.ru>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht,
        Nikita Travkin <nikita@...n.ru>,
        Jasper Korten <jja2000@...il.com>
Subject: [PATCH 1/3] arm64: dts: qcom: msm8916-samsung-gt510: Add display
 panel

From: Jasper Korten <jja2000@...il.com>

The device has a 9.7 inch ltl101at01 display. Add it to the device tree.

Signed-off-by: Jasper Korten <jja2000@...il.com>
Co-developed-by: Nikita Travkin <nikita@...n.ru>
Signed-off-by: Nikita Travkin <nikita@...n.ru>
---
 arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts
index 48111c6a2c78..a73cc7565bfb 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts
@@ -19,6 +19,19 @@ clk_pwm: pwm {
 		pinctrl-names = "default";
 	};
 
+	reg_lcd_vmipi: regulator-lcd-vmipi {
+		compatible = "regulator-fixed";
+		regulator-name = "lcd_vmipi";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+
+		gpio = <&tlmm 8 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+
+		pinctrl-0 = <&lcd_en_default>;
+		pinctrl-names = "default";
+	};
+
 	reg_motor_vdd: regulator-motor-vdd {
 		compatible = "regulator-fixed";
 		regulator-name = "motor_vdd";
@@ -55,6 +68,19 @@ reg_tsp_3p3v: regulator-tsp-3p3v {
 		enable-active-high;
 	};
 
+	reg_vlcd_5p4v: regulator-vlcd-5p4v {
+		compatible = "regulator-fixed";
+		regulator-name = "vlcd_5p4v";
+		regulator-min-microvolt = <5400000>;
+		regulator-max-microvolt = <5400000>;
+
+		gpio = <&tlmm 51 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+
+		pinctrl-0 = <&buckbooster_en_default>;
+		pinctrl-names = "default";
+	};
+
 	vibrator {
 		compatible = "pwm-vibrator";
 
@@ -84,7 +110,44 @@ touchscreen@4a {
 	};
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_dsi0 {
+	pinctrl-0 = <&mdss_default>;
+	pinctrl-1 = <&mdss_sleep>;
+	pinctrl-names = "default", "sleep";
+
+	panel@0 {
+		compatible = "samsung,ltl101at01", "samsung,s6d7aa0";
+		reg = <0>;
+
+		power-supply = <&reg_vlcd_5p4v>;
+		vmipi-supply = <&reg_lcd_vmipi>;
+		reset-gpios = <&tlmm 97 GPIO_ACTIVE_LOW>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&mdss_dsi0_out>;
+			};
+		};
+	};
+};
+
+&mdss_dsi0_out {
+	data-lanes = <0 1 2 3>;
+	remote-endpoint = <&panel_in>;
+};
+
 &tlmm {
+	buckbooster_en_default: buckbooster-en-default-state {
+		pins = "gpio51";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	motor_en_default: motor-en-default-state {
 		pins = "gpio76";
 		function = "gpio";
@@ -97,6 +160,27 @@ motor_pwm_default: motor-pwm-default-state {
 		function = "gcc_gp2_clk_a";
 	};
 
+	lcd_en_default: lcd-en-default-state {
+		pins = "gpio8";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	mdss_default: mdss-default-state {
+		pins = "gpio97";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-disable;
+	};
+
+	mdss_sleep: mdss-sleep-state {
+		pins = "gpio97";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-down;
+	};
+
 	tsp_en_default: tsp-en-default-state {
 		pins = "gpio73";
 		function = "gpio";

-- 
2.41.0