linux-kernel - Re: [PATCH v3 08/10] dt-bindings: display/msm: dsi-controller-main: Fix deprecated compatible

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Date:   Tue, 14 Mar 2023 11:44:28 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
Cc:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Krishna Manikandan <quic_mkrishn@...cinc.com>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh@...nel.org>, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 08/10] dt-bindings: display/msm: dsi-controller-main:
 Fix deprecated compatible



On 14.03.2023 01:15, Marijn Suijten wrote:
> On 2023-03-07 14:01:46, Konrad Dybcio wrote:
>> The point of the previous cleanup was to disallow "qcom,mdss-dsi-ctrl"
>> alone. This however didn't quite work out and the property became
>> undocumented instead of deprecated. Fix that.
>>
>> Fixes: 0c0f65c6dd44 ("dt-bindings: msm: dsi-controller-main: Add compatible strings for every current SoC")
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> 
> Yes.  From the previous binding (prior to that patch) either
> qcom,mdss-dsi-ctrl _or_ qcom,dsi-ctrl-6g-qcm2290 was allowed, not a pair
> of both.
> 
> Reviewed-by: Marijn Suijten <marijn.suijten@...ainline.org>
> 
>> ---
>>  Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
>> index 2494817c1bd6..94f4cdf88c95 100644
>> --- a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
>> +++ b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
>> @@ -34,7 +34,7 @@ properties:
>>        - items:
>>            - enum:
>>                - qcom,dsi-ctrl-6g-qcm2290
> 
> No comment that it was simply renamed?
That was mostly handled by Bryan's series.

Konrad
> 
>> -          - const: qcom,mdss-dsi-ctrl
>> +              - qcom,mdss-dsi-ctrl # This should always come with an SoC-specific compatible
>>          deprecated: true
>>  
>>    reg:
>>
>> -- 
>> 2.39.2
>>