linux-kernel - Re: [PATCH V3 3/5] dt-bindings: gpio: Add bindings for gpio-virtio

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Message-ID: <CAK8P3a1ze7+z=KQVtYZeGuA3Sjw=wWb44bjsbPpTaw_8m8U5ww@mail.gmail.com>
Date:   Mon, 26 Jul 2021 10:13:45 +0200
From:   Arnd Bergmann <arnd@...nel.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Jason Wang <jasowang@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Bill Mills <bill.mills@...aro.org>,
        Alex Bennée <alex.bennee@...aro.org>,
        "Enrico Weigelt, metux IT consult" <info@...ux.net>,
        Jie Deng <jie.deng@...el.com>,
        DTML <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:DRM DRIVER FOR QEMU'S CIRRUS DEVICE" 
        <virtualization@...ts.linux-foundation.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH V3 3/5] dt-bindings: gpio: Add bindings for gpio-virtio

On Mon, Jul 26, 2021 at 6:53 AM Viresh Kumar <viresh.kumar@...aro.org> wrote:
>
> This patch adds binding for virtio GPIO controller, it is based on
> virtio-device bindings.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>

Reviewed-by: Arnd Bergmann <arnd@...db.de>, except

> +
> +properties:
> +  $nodename:
> +    pattern: '^gpio-virtio(-[a-z0-9]+)?$'
> +
> +        gpio: gpio-virtio {
> +            compatible = "virtio,29";

The node name here does not appear to be mandated by the schema, but
most others name it "gpio", so I would do the same here instead of
"gpio-virtio".

       Arnd