| Message ID | 20250402-wip-obbardc-qcom-t14s-oled-panel-v4-1-41ba3f3739d0@linaro.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | Add support for OLED panel used on Snapdragon Lenovo T14s Gen6 | expand |
On Wed, Apr 02, 2025 at 10:58:32AM +0100, Christopher Obbard wrote: > The eDP controller has an HPD GPIO. Describe it in the device tree > for the generic T14s model, as the HPD GPIO is used in both the > OLED and LCD models which inherit this device tree. > > Signed-off-by: Christopher Obbard <christopher.obbard@linaro.org> > --- > arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi > index 962fb050c55c4fd33f480a21a8c47a484d0c82b8..b0dbe4eaa77e5a6f862fd0db2a3c91db2aab5030 100644 > --- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi > +++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi > @@ -975,6 +975,9 @@ &mdss_dp3 { > compatible = "qcom,x1e80100-dp"; > /delete-property/ #sound-dai-cells; > > + pinctrl-names = "default"; > + pinctrl-0 = <&edp_hpd_active>; > + > status = "okay"; > > aux-bus { > @@ -1215,6 +1218,11 @@ &tlmm { > <72 2>, /* Secure EC I2C connection (?) */ > <238 1>; /* UFS Reset */ > > + edp_hpd_active: edp-hpd-active-state { > + pins = "gpio119"; > + function = "edp_hot"; > + }; This looks generic enough and can go into the SoC dtsi. > + > eusb3_reset_n: eusb3-reset-n-state { > pins = "gpio6"; > function = "gpio"; > > -- > 2.49.0 >
diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi index 962fb050c55c4fd33f480a21a8c47a484d0c82b8..b0dbe4eaa77e5a6f862fd0db2a3c91db2aab5030 100644 --- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi @@ -975,6 +975,9 @@ &mdss_dp3 { compatible = "qcom,x1e80100-dp"; /delete-property/ #sound-dai-cells; + pinctrl-names = "default"; + pinctrl-0 = <&edp_hpd_active>; + status = "okay"; aux-bus { @@ -1215,6 +1218,11 @@ &tlmm { <72 2>, /* Secure EC I2C connection (?) */ <238 1>; /* UFS Reset */ + edp_hpd_active: edp-hpd-active-state { + pins = "gpio119"; + function = "edp_hot"; + }; + eusb3_reset_n: eusb3-reset-n-state { pins = "gpio6"; function = "gpio";
The eDP controller has an HPD GPIO. Describe it in the device tree for the generic T14s model, as the HPD GPIO is used in both the OLED and LCD models which inherit this device tree. Signed-off-by: Christopher Obbard <christopher.obbard@linaro.org> --- arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+)