The 'data-lanes' property belongs in the controller node but was erroneously moved to the endpoint nodes in the last revision of the external display series: [drm] Invalid property "data-lanes", default max DP lanes = 4 Fixes: 8fcff430faee ("arm64: dts: qcom: sc8280xp-x13s: Enable external display") Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx> --- arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts index 918be6728baa..d52d49a82ada 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts @@ -491,20 +491,22 @@ &mdss0 { }; &mdss0_dp0 { + data-lanes = <0 1>; + status = "okay"; }; &mdss0_dp0_out { - data-lanes = <0 1>; remote-endpoint = <&pmic_glink_con0_ss>; }; &mdss0_dp1 { + data-lanes = <0 1>; + status = "okay"; }; &mdss0_dp1_out { - data-lanes = <0 1>; remote-endpoint = <&pmic_glink_con1_ss>; }; -- 2.39.2