linux-kernel - [PATCH v3 11/12] arm64: dts: qcom: sc8280xp-crd: Enable EDP

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Message-ID: <20221026032624.30871-12-quic_bjorande@quicinc.com>
Date:   Tue, 25 Oct 2022 20:26:23 -0700
From:   Bjorn Andersson <quic_bjorande@...cinc.com>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
CC:     Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        "Daniel Vetter" <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        "Kuogee Hsieh" <quic_khsieh@...cinc.com>,
        Sankeerth Billakanti <quic_sbillaka@...cinc.com>,
        Johan Hovold <johan@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v3 11/12] arm64: dts: qcom: sc8280xp-crd: Enable EDP

From: Bjorn Andersson <bjorn.andersson@...aro.org>

The SC8280XP CRD has a EDP display on MDSS0 DP3, enable relevant nodes
and link it together with the backlight control.

Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
---

Changes since v2:
- New patch on list

 arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 49 ++++++++++++++++++++++-
 1 file changed, 48 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index 07e80dfe575d..bc906bcb26a4 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -20,7 +20,7 @@ aliases {
 		serial0 = &qup2_uart17;
 	};
 
-	backlight {
+	backlight: backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pmc8280c_lpg 3 1000000>;
 		enable-gpios = <&pmc8280_1_gpios 8 GPIO_ACTIVE_HIGH>;
@@ -184,6 +184,53 @@ vreg_l9d: ldo9 {
 	};
 };
 
+&dispcc0 {
+	status = "okay";
+};
+
+&mdss0 {
+	status = "okay";
+};
+
+&mdss0_dp3 {
+	compatible = "qcom,sc8280xp-edp";
+	status = "okay";
+
+	data-lanes = <0 1 2 3>;
+
+	aux-bus {
+		panel {
+			compatible = "edp-panel";
+
+			backlight = <&backlight>;
+
+			ports {
+				port {
+					edp_panel_in: endpoint {
+						remote-endpoint = <&mdss0_dp3_out>;
+					};
+				};
+			};
+		};
+	};
+
+	ports {
+		port@1 {
+			reg = <1>;
+			mdss0_dp3_out: endpoint {
+				remote-endpoint = <&edp_panel_in>;
+			};
+		};
+	};
+};
+
+&mdss0_dp3_phy {
+	status = "okay";
+
+	vdda-phy-supply = <&vreg_l6b>;
+	vdda-pll-supply = <&vreg_l3b>;
+};
+
 &pmc8280c_lpg {
 	status = "okay";
 };
-- 
2.37.3