linux-kernel - Re: [PATCH v10 3/4] arm64: dts: qcom: sc7280: Add touchscreen and touchpad support for evoker

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Message-ID: <b6e8da04-f5bf-8e27-e4b7-3854d4168a08@somainline.org>
Date:   Fri, 4 Nov 2022 15:28:00 +0100
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Doug Anderson <dianders@...omium.org>
Cc:     Sheng-Liang Pan <sheng-liang.pan@...nta.corp-partner.google.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v10 3/4] arm64: dts: qcom: sc7280: Add touchscreen and
 touchpad support for evoker


On 04/11/2022 15:25, Doug Anderson wrote:
> Hi,
>
> On Fri, Nov 4, 2022 at 2:35 AM Konrad Dybcio
> <konrad.dybcio@...ainline.org> wrote:
>>
>> On 04/11/2022 07:19, Sheng-Liang Pan wrote:
>>> Change touchpad and touchscreen node for evoker
>>> Touchpad: SA461D-1011
>>> Touchscreen: GT7986U
>> What's the reasoning? Were they changed post r0? Is r0 support
>> effectively dropped?
>>
>> The changes look ok, but I feel like this needs more of a comment in the
>> commit msg.
> As I understand it r0's toucscreen/touchpad were not right to start
> with. We are moving towards getting things upstream sooner and that
> means that hardware hasn't always been fully tested out.
>
> I certainly wouldn't object to a better commit message here, but in
> this case there are no real world users (yet) and thus nobody is
> really affected by this churn. ...so IMO if the series needs to be
> spun for some other reason then the commit message could be updated,
> but I wouldn't object to it landing as-is either.

If there are no real (read: not-an-internal-devboard) devices using it, 
then I

agree, it's fine to merge as-is.


Konrad

>
> -Doug