linux-kernel - Re: [PATCH v2 1/5] dt-bindings: display: ssd1307fb: Deprecate "-i2c" compatible strings

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Date:   Tue, 12 Apr 2022 09:13:23 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Javier Martinez Canillas <javierm@...hat.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Rob Herring <robh@...nel.org>,
        DRI Development <dri-devel@...ts.freedesktop.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        Mark Brown <broonie@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Chen-Yu Tsai <wens@...nel.org>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 1/5] dt-bindings: display: ssd1307fb: Deprecate "-i2c"
 compatible strings

On Mon, Apr 11, 2022 at 11:12 PM Javier Martinez Canillas
<javierm@...hat.com> wrote:
> The current compatible strings for SSD130x I2C controllers contain both an
> "fb" and "-i2c" suffixes. It seems to indicate that are for a fbdev driver
> and also that are for devices that can be accessed over an I2C bus.
>
> But a DT is supposed to describe the hardware and not Linux implementation
> details. So let's deprecate those compatible strings and add new ones that
> only contain the vendor and device name, without any of these suffixes.
>
> These will just describe the device and can be matched by both I2C and SPI
> DRM drivers.
>
> Signed-off-by: Javier Martinez Canillas <javierm@...hat.com>
> Acked-by: Mark Brown <broonie@...nel.org>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds