We should indicate that we're not using the HPD pin on this device, per the binding document. Otherwise if code in the future wants to enable HPD in the bridge when this property is absent we'll be enabling HPD when it isn't supposed to be used. Presumably this board isn't using hpd on the bridge.
Cc: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com> Cc: Douglas Anderson <diand...@chromium.org> Cc: Steev Klimaszewski <st...@kali.org> Fixes: 956e9c85f47b ("arm64: dts: qcom: c630: Define eDP bridge and panel") Signed-off-by: Stephen Boyd <swb...@chromium.org> --- arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts index 140db2d5ba31..c2a709a384e9 100644 --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts @@ -376,6 +376,8 @@ sn65dsi86: bridge@2c { clocks = <&sn65dsi86_refclk>; clock-names = "refclk"; + no-hpd; + ports { #address-cells = <1>; #size-cells = <0>; -- https://chromeos.dev