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Message-Id: <20250820-enable-iq9-dp-v2-1-973c9ca22474@oss.qualcomm.com>
Date: Wed, 20 Aug 2025 19:58:35 +0530
From: Prahlad Valluru <venkata.valluru@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Shashank Maurya <quic_ssmaurya@...cinc.com>,
Prahlad Valluru <venkata.valluru@....qualcomm.com>
Subject: [PATCH v2] arm64: dts: qcom: lemans-evk: Enable Display Port
From: Shashank Maurya <quic_ssmaurya@...cinc.com>
Lemans EVK board has two mini-DP connectors, connected to EDP0
and EDP1 phys. Other EDP phys are available on expansion
connectors for the mezzanine boards.
Enable EDP0 and EDP1 along with their corresponding PHYs.
Signed-off-by: Shashank Maurya <quic_ssmaurya@...cinc.com>
Signed-off-by: Prahlad Valluru <venkata.valluru@....qualcomm.com>
---
Changes in v2:
- added dp-connector nodes for edp0 and edp1.
- Link to v1: https://lore.kernel.org/r/20250711-enable-iq9-dp-v1-1-6d381e105473@oss.qualcomm.com
---
arch/arm64/boot/dts/qcom/lemans-evk.dts | 84 +++++++++++++++++++++++++++++++++
1 file changed, 84 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
index 669ac52f4cf6aece72141416068268531fd9f79a..40becda317ef2546e16ecd44476f76a4cde98be4 100644
--- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
+++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
@@ -22,6 +22,30 @@ aliases {
chosen {
stdout-path = "serial0:115200n8";
};
+
+ edp0-connector {
+ compatible = "dp-connector";
+ label = "EDP0";
+ type = "mini";
+
+ port {
+ edp0_connector_in: endpoint {
+ remote-endpoint = <&mdss0_dp0_out>;
+ };
+ };
+ };
+
+ edp1-connector {
+ compatible = "dp-connector";
+ label = "EDP1";
+ type = "mini";
+
+ port {
+ edp1_connector_in: endpoint {
+ remote-endpoint = <&mdss0_dp1_out>;
+ };
+ };
+ };
};
&apps_rsc {
@@ -253,6 +277,52 @@ vreg_l8e: ldo8 {
};
};
+&mdss0 {
+ status = "okay";
+};
+
+&mdss0_dp0 {
+ pinctrl-0 = <&dp0_hot_plug_det>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&mdss0_dp0_out {
+ data-lanes = <0 1 2 3>;
+ link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+
+ remote-endpoint = <&edp0_connector_in>;
+};
+
+&mdss0_dp0_phy {
+ vdda-phy-supply = <&vreg_l1c>;
+ vdda-pll-supply = <&vreg_l4a>;
+
+ status = "okay";
+};
+
+&mdss0_dp1 {
+ pinctrl-0 = <&dp1_hot_plug_det>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&mdss0_dp1_out {
+ data-lanes = <0 1 2 3>;
+ link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+
+ remote-endpoint = <&edp1_connector_in>;
+};
+
+&mdss0_dp1_phy {
+ vdda-phy-supply = <&vreg_l1c>;
+ vdda-pll-supply = <&vreg_l4a>;
+
+ status = "okay";
+};
+
&qupv3_id_1 {
status = "okay";
};
@@ -261,6 +331,20 @@ &sleep_clk {
clock-frequency = <32768>;
};
+&tlmm {
+ dp0_hot_plug_det: dp0-hot-plug-det-state {
+ pins = "gpio101";
+ function = "edp0_hot";
+ bias-disable;
+ };
+
+ dp1_hot_plug_det: dp1-hot-plug-det-state {
+ pins = "gpio102";
+ function = "edp1_hot";
+ bias-disable;
+ };
+};
+
&uart10 {
compatible = "qcom,geni-debug-uart";
pinctrl-0 = <&qup_uart10_default>;
---
base-commit: 1aa50d938e88fcad1312467bd09be4037bfe68ff
change-id: 20250711-enable-iq9-dp-addc9c7195c9
Best regards,
--
Prahlad Valluru <venkata.valluru@....qualcomm.com>
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