linux-kernel - [PATCH v4 1/3] arm64: dts: mt8183: config dsi node

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Message-Id: <20210113110400.616319-1-hsinyi@chromium.org>
Date:   Wed, 13 Jan 2021 19:03:59 +0800
From:   Hsin-Yi Wang <hsinyi@...omium.org>
To:     linux-arm-kernel@...ts.infradead.org,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        Nicolas Boichat <drinkcat@...omium.org>,
        devicetree@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 1/3] arm64: dts: mt8183: config dsi node

Config dsi node for mt8183 kukui. Set panel and ports.

Several kukui boards share the same panel property and only compatible
is different. So compatible will be set in board dts for comparison
convenience.

Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
Reviewed-by: Nicolas Boichat <drinkcat@...omium.org>
---
change:
v4: add backlight and enable mipi_tx0
---
 .../mediatek/mt8183-kukui-krane-sku176.dts    |  5 +++
 .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 42 +++++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui-krane-sku176.dts b/arch/arm64/boot/dts/mediatek/mt8183-kukui-krane-sku176.dts
index 47113e275cb52..721d16f9c3b4f 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui-krane-sku176.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui-krane-sku176.dts
@@ -16,3 +16,8 @@ / {
 	model = "MediaTek krane sku176 board";
 	compatible = "google,krane-sku176", "google,krane", "mediatek,mt8183";
 };
+
+&panel {
+        status = "okay";
+        compatible = "boe,tv101wum-nl6";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index bf2ad1294dd30..da1e947587074 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -249,6 +249,36 @@ &cpu7 {
 	proc-supply = <&mt6358_vproc11_reg>;
 };
 
+&dsi0 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	panel: panel@0 {
+		/* compatible will be set in board dts */
+		reg = <0>;
+		enable-gpios = <&pio 45 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&panel_pins_default>;
+		avdd-supply = <&ppvarn_lcd>;
+		avee-supply = <&ppvarp_lcd>;
+		pp1800-supply = <&pp1800_lcd>;
+		backlight = <&backlight_lcd0>;
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&dsi_out>;
+			};
+		};
+	};
+
+	ports {
+		port {
+			dsi_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins>;
@@ -290,6 +320,10 @@ &i2c6 {
 	clock-frequency = <100000>;
 };
 
+&mipi_tx0 {
+	status = "okay";
+};
+
 &mmc0 {
 	status = "okay";
 	pinctrl-names = "default", "state_uhs";
@@ -547,6 +581,14 @@ pins_clk {
 		};
 	};
 
+	panel_pins_default: panel_pins_default {
+		panel_reset {
+			pinmux = <PINMUX_GPIO45__FUNC_GPIO45>;
+			output-low;
+			bias-pull-up;
+		};
+	};
+
 	pwm0_pin_default: pwm0_pin_default {
 		pins1 {
 			pinmux = <PINMUX_GPIO176__FUNC_GPIO176>;
-- 
2.30.0.284.gd98b1dd5eaa7-goog