linux-kernel - Re: [PATCH v2 2/5] dt-bindings: panel: add binding for Xingbangda XBD599 panel

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Message-ID: <491ADD02-5511-404B-88A8-5725EF061EAC@aosc.io>
Date:   Fri, 20 Mar 2020 15:58:09 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     linux-arm-kernel@...ts.infradead.org,
        Linus Walleij <linus.walleij@...aro.org>
CC:     Ondrej Jirman <megous@...ous.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Thierry Reding <thierry.reding@...il.com>,
        "open list:DRM PANEL DRIVERS" <dri-devel@...ts.freedesktop.org>,
        Sam Ravnborg <sam@...nborg.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 2/5] dt-bindings: panel: add binding for Xingbangda XBD599 panel

于 2020年3月19日 GMT+08:00 下午10:14:27, Linus Walleij <linus.walleij@...aro.org> 写到:
>Hi Icenowy,
>
>On Mon, Mar 16, 2020 at 2:37 PM Icenowy Zheng <icenowy@...c.io> wrote:
>
>> Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI LCD panel.
>>
>> Add its device tree binding.
>>
>> Signed-off-by: Icenowy Zheng <icenowy@...c.io>
>(...)
>
>> +properties:
>> +  compatible:
>> +    const: xingbangda,xbd599
>
>As noticed in the review of the driver, this display is very close to
>himax,hx8363.
>
>I think the best is to determin what actual display controller it is,
>I think it is some kind of Ilitek controller since Ilitek ili9342 is
>clearly very similar.

It's Sitronix ST7703, same as the Librem 5 panel.

>
>The best would be something like name the bindings
>ilitek-ili9342.yaml and then:
>
>properties:
>  compatible:
>    items:
>      - const: xingbangda,xbd599
>      - const: ilitek,ili9342
>
>Possibly use oneOf and add support for the himax,hx8363
>already while you're at it.
>
>Yours,
>Linus Walleij
>
>_______________________________________________
>linux-arm-kernel mailing list
>linux-arm-kernel@...ts.infradead.org
>http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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