Re: [PATCH v2 1/2] dt-bindings: display/msm: dsi-controller-main: Fix deprecated QCM2290 compatible

From: Krzysztof Kozlowski
Date: Fri Feb 17 2023 - 06:36:06 EST


On 17/02/2023 12:32, Konrad Dybcio wrote:
>
>
> On 17.02.2023 12:30, Krzysztof Kozlowski wrote:
>> On 17/02/2023 12:13, Konrad Dybcio wrote:
>>> SM6115 previously erroneously added just "qcom,dsi-ctrl-6g-qcm2290",
>>> without the generic fallback. Fix the deprecated binding to reflect
>>> that.
>>>
>>> Fixes: 0c0f65c6dd44 ("dt-bindings: msm: dsi-controller-main: Add compatible strings for every current SoC")
>>> Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
>>> ---
>>> Depends on (and should have been a part of):
>>>
>>> https://lore.kernel.org/linux-arm-msm/20230213121012.1768296-1-konrad.dybcio@xxxxxxxxxx/
>>>
>>> v1 -> v2:
>>> New patch
>>>
>>> .../devicetree/bindings/display/msm/dsi-controller-main.yaml | 1 -
>>> 1 file changed, 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 41cdb631d305..ee19d780dea8 100644
>>> --- a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
>>> +++ b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml
>>> @@ -37,7 +37,6 @@ properties:
>>> - items:
>>
>> If this way stays, drop the items as it is just an enum.
>>
>>> - enum:
>>> - qcom,dsi-ctrl-6g-qcm2290
>>> - - const: qcom,mdss-dsi-ctrl
>>
>> Wasn't then intention to deprecate both - qcm2290 and mdss - when used
>> alone?
> "qcom,dsi-ctrl-6g-qcm2290", "qcom,mdss-dsi-ctrl"
>
> was never used. The only upstream usage of the 2290 compat
> is in sm6115.dtsi:
>
> compatible = "qcom,dsi-ctrl-6g-qcm2290";
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/arch/arm64/boot/dts/qcom/sm6115.dtsi?h=next-20230217#n1221

I meant, that original commit wanted to deprecate:
compatible="qcom,dsi-ctrl-6g-qcm2290";
compatible="qcom,mdss-dsi-ctrl";

Best regards,
Krzysztof