linux-kernel - [PATCH v3 6/6] ARM: dts: qcom: msm8974-hammerhead: add support for display

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Date:   Fri, 31 May 2019 05:46:19 -0400
From:   Brian Masney <masneyb@...tation.org>
To:     robdclark@...il.com, sean@...rly.run,
        dri-devel@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        freedreno@...ts.freedesktop.org, airlied@...ux.ie, daniel@...ll.ch,
        linux-kernel@...r.kernel.org, linus.walleij@...aro.org,
        jonathan@...ek.ca, robh@...nel.org, jeffrey.l.hugo@...il.com
Subject: [PATCH v3 6/6] ARM: dts: qcom: msm8974-hammerhead: add support for display

Add initial support for the display found on the LG Nexus 5 (hammerhead)
phone. This is based on work from Jonathan Marek.

Signed-off-by: Brian Masney <masneyb@...tation.org>
---
 .../qcom-msm8974-lge-nexus5-hammerhead.dts    | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
index 51889d66b55a..4776f01f492c 100644
--- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -332,6 +332,16 @@
 				function = "gpio";
 			};
 		};
+
+		panel_pin: panel {
+			te {
+				pins = "gpio12";
+				function = "mdp_vsync";
+
+				drive-strength = <2>;
+				bias-disable;
+			};
+		};
 	};
 
 	vibrator@...c3450 {
@@ -531,6 +541,54 @@
 			};
 		};
 	};
+
+	mdss@...00000 {
+		status = "ok";
+
+		mdp@...00000 {
+			status = "ok";
+		};
+
+		dsi@...22800 {
+			status = "ok";
+
+			vdda-supply = <&pm8941_l2>;
+			vdd-supply = <&pm8941_lvs3>;
+			vddio-supply = <&pm8941_l12>;
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			ports {
+				port@1 {
+					endpoint {
+						remote-endpoint = <&panel_in>;
+						data-lanes = <0 1 2 3>;
+					};
+				};
+			};
+
+			panel: panel@0 {
+				reg = <0>;
+				compatible = "lg,acx467akm-7";
+
+				pinctrl-names = "default";
+				pinctrl-0 = <&panel_pin>;
+
+				port {
+					panel_in: endpoint {
+						remote-endpoint = <&dsi0_out>;
+					};
+				};
+			};
+		};
+
+		dsi-phy@...22a00 {
+			status = "ok";
+
+			vddio-supply = <&pm8941_l12>;
+		};
+	};
 };
 
 &spmi_bus {
-- 
2.20.1