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References: <20220503042242.3597561-1-swboyd@chromium.org> <20220503042242.3597561-2-swboyd@chromium.org>
 <2280875f-fbd8-0dfd-5a0a-1d7fceb856e4@linaro.org>
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From:   Doug Anderson <dianders@chromium.org>
Date:   Tue, 3 May 2022 08:46:21 -0700
Message-ID: <CAD=FV=UEBi9dctmhaAi1z+c+Sj5gtcRrc3FRW294T55dTiAidQ@mail.gmail.com>
Subject: Re: [PATCH v3 1/2] dt-bindings: google,cros-ec-keyb: Introduce
 switches only compatible
To:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc:     Stephen Boyd <swboyd@chromium.org>,
        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        LKML <linux-kernel@vger.kernel.org>, patches@lists.linux.dev,
        chrome-platform@lists.linux.dev,
        Krzysztof Kozlowski <krzk+dt@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>, Benson Leung <bleung@chromium.org>,
        Guenter Roeck <groeck@chromium.org>,
        Hsin-Yi Wang <hsinyi@chromium.org>,
        "Joseph S. Barrera III" <joebar@chromium.org>
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Precedence: bulk

Hi,

On Tue, May 3, 2022 at 8:42 AM Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>
> On 03/05/2022 06:22, Stephen Boyd wrote:
> > If the ChromeOS board is a detachable, this cros-ec-keyb device won't
> > have a matrix keyboard but it may have some button switches, e.g. volume
> > buttons and power buttons. The driver still registers a keyboard though
> > and that leads to userspace confusion around where the keyboard is.
>
> (...)
>
> >
> > +if:
> > +  properties:
> > +    compatible:
> > +      contains:
> > +        const: google,cros-ec-keyb
> > +then:
> > +  allOf:
> > +    - $ref: "/schemas/input/matrix-keymap.yaml#"
> > +  required:
> > +    - keypad,num-rows
> > +    - keypad,num-columns
> > +    - linux,keymap
>
> else:
>   properties:
>     function-row-phsymap: false
>     google,needs-ghost-filter: false
>
> Because these are not valid for the non-matrix-keyboard case, right?

Isn't that implicit because this file has `unevaluatedProperties: false` ?

-Doug