linux-kernel - Re: [PATCH 1/2] arm64: dts: sc7180: Factor out ti-sn65dsi86 support

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Message-ID: <CA+cxXhnbFvMxfTMNODqR-Gyio+xJA6BmQYNo3jWcHtFHT=4NSw@mail.gmail.com>
Date:   Tue, 28 Sep 2021 16:12:15 -0700
From:   Philip Chen <philipchen@...omium.org>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Douglas Anderson <dianders@...omium.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 1/2] arm64: dts: sc7180: Factor out ti-sn65dsi86 support

Hi Stephen,

On Tue, Sep 28, 2021 at 1:54 PM Stephen Boyd <swboyd@...omium.org> wrote:
>
> Quoting Philip Chen (2021-09-27 18:49:39)
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi
> > new file mode 100644
> > index 000000000000..7b1034a5a8e9
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi
> > @@ -0,0 +1,87 @@
> > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> > +/*
> > + * Google Trogdor dts fragment for the boards with TI sn65dsi86 edp bridge
> > + *
> > + * Copyright 2021 Google LLC.
> > + */
> > +
> > +&dsi0_out {
> > +       remote-endpoint = <&sn65dsi86_in>;
> > +       data-lanes = <0 1 2 3>;
> > +};
> > +
> > +&edp_brij_i2c {
> > +       sn65dsi86_bridge: bridge@2d {
> > +               compatible = "ti,sn65dsi86";
> > +               reg = <0x2d>;
> > +               pinctrl-names = "default";
> > +               pinctrl-0 = <&edp_brij_en>, <&edp_brij_irq>;
>
> I still don't see edp_brij_en used in the second patch so why didn't
> this pinctrl node move to this file like edp_brij_irq did?

edp_brij_en is also used in patch 2/2 (ps8640 support).
So I don't want to move it to this file.

>
> > +               gpio-controller;
> > +               #gpio-cells = <2>;