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Message-ID: <4c71208b-5621-2495-a5de-3622a44d05d4@linaro.org>
Date: Mon, 19 Jun 2023 15:16:06 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Steev Klimaszewski <steev@...i.org>
Subject: Re: [RFT PATCH] arm64: dts: qcom: sdm850-c630: add missing panel
supply
On 17.06.2023 19:15, Krzysztof Kozlowski wrote:
> Panel bindings (boe,nv133fhm-n61) require supply which here actually can
> be turned on/off via GPIO control:
>
> sdm850-lenovo-yoga-c630.dtb: panel: 'power-supply' is a required property
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>
> ---
>
> Not tested on hardware
> ---
+Steev
Konrad
> .../boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 20 +++++++++++++++++++
> 1 file changed, 20 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 cfbc4fc1eba9..3d871567cf81 100644
> --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> @@ -87,6 +87,25 @@ sn65dsi86_refclk: sn65dsi86-refclk {
> clock-frequency = <19200000>;
> };
>
> + vph_pwr: regulator-vph-pwr {
> + compatible = "regulator-fixed";
> + regulator-name = "vph_pwr";
> + regulator-min-microvolt = <3700000>;
> + regulator-max-microvolt = <3700000>;
> + };
> +
> + vlcm_3v3: regulator-vlcm-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "vlcm_3v3";
> +
> + vin-supply = <&vph_pwr>;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&tlmm 88 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> backlight: backlight {
> compatible = "pwm-backlight";
> pwms = <&sn65dsi86 1000000>;
> @@ -419,6 +438,7 @@ aux-bus {
> panel: panel {
> compatible = "boe,nv133fhm-n61";
> backlight = <&backlight>;
> + power-supply = <&vlcm_3v3>;
>
> port {
> panel_in_edp: endpoint {
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