linux-kernel - RE: [PATCH v5 2/9] arm64: dts: qcom: sc7280: Add support for eDP panel on CRD

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Date:   Fri, 25 Mar 2022 14:51:05 -0500
From:   Stephen Boyd <swboyd@...omium.org>
To:     Sankeerth Billakanti <quic_sbillaka@...cinc.com>,
        devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     "robdclark@...il.com" <robdclark@...il.com>,
        "seanpaul@...omium.org" <seanpaul@...omium.org>,
        quic_kalyant <quic_kalyant@...cinc.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        "dianders@...omium.org" <dianders@...omium.org>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>,
        "agross@...nel.org" <agross@...nel.org>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzk+dt@...nel.org" <krzk+dt@...nel.org>,
        "sean@...rly.run" <sean@...rly.run>,
        "airlied@...ux.ie" <airlied@...ux.ie>,
        "daniel@...ll.ch" <daniel@...ll.ch>,
        "thierry.reding@...il.com" <thierry.reding@...il.com>,
        "sam@...nborg.org" <sam@...nborg.org>,
        "dmitry.baryshkov@...aro.org" <dmitry.baryshkov@...aro.org>,
        quic_vproddut <quic_vproddut@...cinc.com>
Subject: RE: [PATCH v5 2/9] arm64: dts: qcom: sc7280: Add support for eDP
 panel on CRD

Quoting Sankeerth Billakanti (QUIC) (2022-03-25 06:30:58)
>
>
> > > +       vdda-1p2-supply = <&vreg_l6b_1p2>;
> > > +       vdda-0p9-supply = <&vreg_l10c_0p8>;
> > > +
> > > +       aux-bus {
> >
> > Can this move to sc7280.dtsi and get a phandle?
> >
>
> Okay, I will move this to sc7280.dtsi like below.
> Shall I define the required properties under &mdss_edp_panel node in the sc7280-crd3.dts?

The below patch looks good.

>
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -3283,6 +3283,18 @@
>
>                                 status = "disabled";