linux-kernel - Re: [PATCH v2 03/10] dt-bindings: display: msm: document DSI controller and phy on SA8775P

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Message-ID: <04d90c1b-1b73-4b6a-b7fc-351754fbb16b@kernel.org>
Date: Wed, 9 Apr 2025 08:07:42 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: Ayushi Makhija <quic_amakhija@...cinc.com>,
 linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
 freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, robdclark@...il.com,
 dmitry.baryshkov@...aro.org, sean@...rly.run, marijn.suijten@...ainline.org,
 andersson@...nel.org, robh@...nel.org, robh+dt@...nel.org,
 krzk+dt@...nel.org, konradybcio@...nel.org, conor+dt@...nel.org,
 andrzej.hajda@...el.com, neil.armstrong@...aro.org, rfoss@...nel.org,
 Laurent.pinchart@...asonboard.com, jonas@...boo.se,
 jernej.skrabec@...il.com, quic_abhinavk@...cinc.com,
 quic_rajeevny@...cinc.com, quic_vproddut@...cinc.com,
 quic_jesszhan@...cinc.com
Subject: Re: [PATCH v2 03/10] dt-bindings: display: msm: document DSI
 controller and phy on SA8775P

On 08/04/2025 22:26, Dmitry Baryshkov wrote:
>>>>>>> +          - const: qcom,sa8775p-dsi-ctrl
>>>>>>> +          - const: qcom,mdss-dsi-ctrl
>>>>>>
>>>>>> Drop fallback
>>>>>>
>>>>>   
>>>>> Hi Krzysztof,
>>>>>
>>>>> I couldn't understand the meaning of "Drop fallback", could please elaborate it ?
>>>> Look at SM8750 example on the lists. Keep only front compatible.
>>>
>>> Why?
>>
>> To make things simpler and shorter.
> 
> I'd prefer consistency. Previous platforms use qcom,mdss-dsi-ctrl.
Then you should have objected month(s) ago when Rob asked for dropping
fallback and since then we consistently drop it.

Best regards,
Krzysztof