linux-kernel - Re: [PATCH v4 1/4] dt-bindings: arm: qcom: update beryllium compatible property

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Date:   Mon, 5 Sep 2022 12:08:38 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Joel Selvaraj <joelselvaraj.oss@...il.com>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org
Subject: Re: [PATCH v4 1/4] dt-bindings: arm: qcom: update beryllium
 compatible property

On 02/09/2022 07:20, Joel Selvaraj wrote:
> Hi Krzysztof Kozlowski,
> 
>> The board compatibles are not that important for ABI yet this creates
>> precedence, so I am against it. Simple renaming should not be a reason
>> to change compatibles.
> 
> So what should I do now?
> 1. Retain "xiaomi,beryllium" for tianma and "xiaomi,beryllium-ebbg" for ebbg?
> 2. If adding new compatible is not an issue, can I do
> "xiaomi,beryllium-tianma", "xiaomi,beryllium", "qcom,sdm845" - for tianma
> "xiaomi,beryllium-ebbg", "xiaomi,beryllium", "qcom,sdm845" - for ebbg
>

Both options work for me. I understand that boards are quite compatible
and only the panel is different but the safest option (from any 3rd
party users) is (1) above. If anyone has other preference, I am also ok.
If not, then go with (1) above.

Best regards,
Krzysztof