| Message ID | 20200817224527.28532-1-tanmay@codeaurora.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v1] arm64: dts: qcom: sc7180: Add DisplayPort HPD pin dt node | expand |
Quoting Tanmay Shah (2020-08-17 15:45:27) > This node defines alternate DP HPD functionality of GPIO. > > Signed-off-by: Tanmay Shah <tanmay@codeaurora.org> > --- > arch/arm64/boot/dts/qcom/sc7180.dtsi | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi > index bf2f2bb1aa79..9f97cf5dd9ab 100644 > --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi > +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi > @@ -1457,6 +1457,20 @@ pinconf-sd-cd { > drive-strength = <2>; > }; > }; > + > + dp_hot_plug_det: dp-hot-plug-det { > + pinmux { > + pins = "gpio117"; > + function = "dp_hot"; > + }; > + > + config { The node name is usualy called pinconf. Please use that. > + pins = "gpio117"; > + bias-disable; > + input-enable; > + drive-strength = <2>; My understanding is that drive-strength doesn't do anything when the pin is input. So this line should be removed. > + }; > + }; > }; > > gpu: gpu@5000000 { >
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index bf2f2bb1aa79..9f97cf5dd9ab 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -1457,6 +1457,20 @@ pinconf-sd-cd { drive-strength = <2>; }; }; + + dp_hot_plug_det: dp-hot-plug-det { + pinmux { + pins = "gpio117"; + function = "dp_hot"; + }; + + config { + pins = "gpio117"; + bias-disable; + input-enable; + drive-strength = <2>; + }; + }; }; gpu: gpu@5000000 {
This node defines alternate DP HPD functionality of GPIO. Signed-off-by: Tanmay Shah <tanmay@codeaurora.org> --- arch/arm64/boot/dts/qcom/sc7180.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) base-commit: 62975d27d647a40c58d3b96c29b911fc4f33c310