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From: Bjorn Andersson <quic_bjorande@quicinc.com>
Date: Tue, 26 Mar 2024 19:04:19 -0700
Subject: [PATCH v2 2/6] arm64: dts: qcom: qcs6490-rb3gen2: Add DP output
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Message-ID: <20240326-rb3gen2-dp-connector-v2-2-a9f1bc32ecaf@quicinc.com>
References: <20240326-rb3gen2-dp-connector-v2-0-a9f1bc32ecaf@quicinc.com>
In-Reply-To: <20240326-rb3gen2-dp-connector-v2-0-a9f1bc32ecaf@quicinc.com>
To: <cros-qcom-dts-watchers@chromium.org>,
        Bjorn Andersson
	<andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Herring
	<robh@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Catalin Marinas
	<catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Dmitry Baryshkov
	<dmitry.baryshkov@linaro.org>
CC: <linux-arm-msm@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>,
        "Bjorn Andersson" <quic_bjorande@quicinc.com>

The RB3Gen2 board comes with a mini DP connector, describe this, enable
MDSS, DP controller and the PHY that drives this.

Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 40 ++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 63ebe0774f1d..f90bf3518e98 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -39,6 +39,20 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	dp-connector {
+		compatible = "dp-connector";
+		label = "DP";
+		type = "mini";
+
+		hpd-gpios = <&tlmm 60 GPIO_ACTIVE_HIGH>;
+
+		port {
+			dp_connector_in: endpoint {
+				remote-endpoint = <&mdss_edp_out>;
+			};
+		};
+	};
+
 	reserved-memory {
 		xbl_mem: xbl@80700000 {
 			reg = <0x0 0x80700000 0x0 0x100000>;
@@ -471,6 +485,25 @@ &gcc {
 			   <GCC_WPSS_RSCP_CLK>;
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_edp {
+	status = "okay";
+};
+
+&mdss_edp_out {
+	data-lanes = <0 1 2 3>;
+	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+
+	remote-endpoint = <&dp_connector_in>;
+};
+
+&mdss_edp_phy {
+	status = "okay";
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -511,3 +544,10 @@ &usb_1_qmpphy {
 &wifi {
 	memory-region = <&wlan_fw_mem>;
 };
+
+/* PINCTRL - ADDITIONS TO NODES IN PARENT DEVICE TREE FILES */
+
+&edp_hot_plug_det {
+	function = "gpio";
+	bias-disable;
+};

-- 
2.25.1