Re: [PATCH] arm64: dts: qcom: sc8280xp-crd: fix eDP phy compatible

From: Dmitry Baryshkov
Date: Mon Oct 16 2023 - 04:53:21 EST


On Mon, 16 Oct 2023 at 11:07, Johan Hovold <johan+linaro@xxxxxxxxxx> wrote:
>
> The sc8280xp Display Port PHYs can be used in either DP or eDP mode and
> this is configured using the devicetree compatible string which defaults
> to DP mode in the SoC dtsi.
>
> Override the default compatible string for the CRD eDP PHY node so that
> the eDP settings are used.
>
> Fixes: 4a883a8d80b5 ("arm64: dts: qcom: sc8280xp-crd: Enable EDP")
> Cc: stable@xxxxxxxxxxxxxxx # 6.3
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> index 772953dc428e..31a2a2d27f4e 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> @@ -458,6 +458,8 @@ mdss0_dp3_out: endpoint {
> };
>
> &mdss0_dp3_phy {
> + compatible = "qcom,sc8280xp-edp-phy";

Same question here as the one I've sent for Konrad's patch. Is it the
same PHY type, just being repurposed for eDP or is it a different PHY
type?

> +
> vdda-phy-supply = <&vreg_l6b>;
> vdda-pll-supply = <&vreg_l3b>;
>
> --
> 2.41.0
>


--
With best wishes
Dmitry