linux-kernel - Re: [PATCH v3 1/4] dt-bindings: display: Add Himax HX8394 panel controller

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Date:   Wed, 28 Dec 2022 01:07:08 +0530
From:   Jagan Teki <jagan@...rulasolutions.com>
To:     Javier Martinez Canillas <javier@...hile0.org>
Cc:     Javier Martinez Canillas <javierm@...hat.com>,
        devicetree@...r.kernel.org, Robert Mader <robert.mader@...teo.de>,
        Onuralp Sezer <thunderbirdtr@...oraproject.org>,
        Neal Gompa <ngompa13@...il.com>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        Tom Fitzhenry <tom@...-fitzhenry.me.uk>,
        Martijn Braam <martijn@...xit.nl>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, Ondrej Jirman <megi@....cz>,
        Peter Robinson <pbrobinson@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Kamil Trzciński <ayufan@...fan.eu>,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Maya Matuszczyk <maccraft123mc@...il.com>
Subject: Re: [PATCH v3 1/4] dt-bindings: display: Add Himax HX8394 panel controller

On Wed, Dec 28, 2022 at 12:58 AM Javier Martinez Canillas
<javier@...hile0.org> wrote:
>
> Hello Jagan,
>
> On Tue, Dec 27, 2022 at 7:16 PM Jagan Teki <jagan@...rulasolutions.com> wrote:
>
> [...]
>
> > > +allOf:
> > > +  - $ref: panel-common.yaml#
> > > +
> > > +properties:
> > > +  compatible:
> > > +    enum:
> > > +      # HannStar HSD060BHW4 5.99" 720x1440 TFT LCD panel
> > > +      - hannstar,hsd060bhw4
> >
> > Parent controller can have a compatible where the associated panels
> > will be enum list.
> >
>
> I'm not sure to follow what you meant. Could you please elaborate?

compatible:
    items:
      - enum:
          - hannstar,hsd060bhw4
      - const: himax,hx8394

himax,hx8394 is the actual controller and is denoted as fallback compatible.

Jagan.