From: Abel Vesa Date: Tue, 4 Mar 2025 10:57:49 +0000 (+0200) Subject: arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support X-Git-Tag: v6.16-rc1~97^2~20^2~115^2~92 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=49215915cc57e6d506e464df2ccc810f11babd26;p=thirdparty%2Fkernel%2Fstable.git arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support The Lenovo ThinkPad T14s Gen6 provides external DisplayPort on all 2 USB Type-C ports. Each one of this ports is connected to a dedicated DisplayPort controller. Due to support missing in the USB/DisplayPort combo PHY driver, the external DisplayPort is limited to 2 lanes. So enable the first and second DisplayPort controllers and limit their data lanes number to 2. Reviewed-by: Konrad Dybcio Reviewed-by: Johan Hovold Tested-by: Johan Hovold Signed-off-by: Abel Vesa Link: https://lore.kernel.org/r/20250304-x1e80100-dts-crd-t14s-enable-typec-retimers-v6-4-e5a49fae4e94@linaro.org Signed-off-by: Bjorn Andersson --- diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts index 9c0903b843639..05b2f3bf1fc81 100644 --- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts +++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts @@ -923,6 +923,22 @@ status = "okay"; }; +&mdss_dp0 { + status = "okay"; +}; + +&mdss_dp0_out { + data-lanes = <0 1>; +}; + +&mdss_dp1 { + status = "okay"; +}; + +&mdss_dp1_out { + data-lanes = <0 1>; +}; + &mdss_dp3 { compatible = "qcom,x1e80100-dp"; /delete-property/ #sound-dai-cells;