linux-kernel - Re: [PATCH 01/11] dt-bindings: arm: mediatek: Add MT8195 Cherry Tomato Chromebooks

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Date:   Mon, 4 Jul 2022 10:51:25 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
Cc:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        matthias.bgg@...il.com, hsinyi@...omium.org,
        allen-kh.cheng@...iatek.com, gtk3@...ox.ru, luca@...tu.xyz,
        sam.shih@...iatek.com, sean.wang@...iatek.com,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, wenst@...omium.org
Subject: Re: [PATCH 01/11] dt-bindings: arm: mediatek: Add MT8195 Cherry
 Tomato Chromebooks

Il 01/07/22 17:31, Nícolas F. R. A. Prado ha scritto:
> On Thu, Jun 30, 2022 at 05:33:06PM +0200, AngeloGioacchino Del Regno wrote:
>> Document board compatibles for the MT8195 Cherry platform's
>> Tomato Chromebooks, at the time of writing composed of four
>> revisions (r0, r1, r2, r3-r4).
>>
>> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
>> ---
>>   Documentation/devicetree/bindings/arm/mediatek.yaml | 13 +++++++++++++
>>   1 file changed, 13 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/arm/mediatek.yaml b/Documentation/devicetree/bindings/arm/mediatek.yaml
>> index dd6c6e8011f9..3e0afa17ed2e 100644
>> --- a/Documentation/devicetree/bindings/arm/mediatek.yaml
>> +++ b/Documentation/devicetree/bindings/arm/mediatek.yaml
>> @@ -144,6 +144,19 @@ properties:
>>             - const: google,spherion-rev0
>>             - const: google,spherion
>>             - const: mediatek,mt8192
>> +      - description: Google Tomato (Acer Chromebook Spin 513)
> 
> Hi Angelo,
> 
> searching for "Acer Chromebook Spin 513" I found that there are two different
> chromebooks:
> 
> https://www.acer.com/ac/en/US/content/series/acerchromebookspin513
> https://www.acer.com/ac/en/GB/content/series/acerchromebookspin513cp5132h
> 
> The first one is a Qualcomm based one, while the second is mt8195-based, so I
> assume that's Tomato.
> 
> They can be telled apart by the model name though: the Qualcomm one is
> "CP513-1H", while Tomato is "CP513-2H". So I suggest to add the "CP513-2H" here
> in the description, as well as in the cover letter, to avoid confusion between
> the two.
> 

Hey Nicolas,
nice catch!

Even though it would be odd for someone to think that we refer to a Qualcomm
powered Chromebook while checking 'mediatek.yaml'... I agree with you, let's
specify the model clearly as 'CP513-2H': it fits, so why not!

I'll send a v2 soon.

Cheers!

> Thanks,
> Nícolas
>