linux-kernel - Re: [PATCH] arm64: dts: qcom: use DT label for DSI outputs

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Message-ID: <36c8affa-336a-412d-8002-095fdf23a287@oss.qualcomm.com>
Date: Fri, 25 Jul 2025 10:22:36 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        cros-qcom-dts-watchers@...omium.org
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: use DT label for DSI outputs

On 7/25/25 4:59 AM, Dmitry Baryshkov wrote:
> Instead of keeping a copy of the DT tree going down to the DSI output
> endpoint use the label to reference it directly, making DTs less
> error-prone.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/qrb5165-rb5.dts           | 12 ++++------
>  arch/arm64/boot/dts/qcom/sc7180-idp.dts            | 12 ++++------
>  .../dts/qcom/sc7180-trogdor-quackingstick.dtsi     | 12 ++++------
>  .../boot/dts/qcom/sc7180-trogdor-wormdingler.dtsi  | 12 ++++------
>  arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi         | 12 ++++------
>  arch/arm64/boot/dts/qcom/sdm845-db845c.dts         | 24 +++++++-------------
>  arch/arm64/boot/dts/qcom/sdm845-mtp.dts            | 26 ++++++++--------------
>  .../boot/dts/qcom/sdm850-lenovo-yoga-c630.dts      | 12 ++++------
>  arch/arm64/boot/dts/qcom/sm8150-hdk.dts            | 24 +++++++-------------
>  arch/arm64/boot/dts/qcom/sm8350-hdk.dts            | 12 ++++------
>  .../boot/dts/qcom/sm8650-hdk-display-card.dtso     | 15 +++----------

This file becomes different after the patch, but upon manual inspection,
it comes down to a phandle index shifting around (i.e. no *real* change)

Nice cleanup

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad