linux-kernel - Re: [PATCH 0/6] arm64: dts: qcom: x1*: Fix vreg_l2j

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Message-ID: <edd258d0-bb70-4cda-88de-7c30b3d3f5a9@oss.qualcomm.com>
Date: Wed, 23 Apr 2025 11:17:42 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Stephan Gerhold <stephan.gerhold@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Abel Vesa <abel.vesa@...aro.org>,
        Rajendra Nayak <quic_rjendra@...cinc.com>,
        Sibi Sankar <quic_sibis@...cinc.com>, Marc Zyngier <maz@...nel.org>,
        Xilin Wu <wuxilin123@...il.com>,
        Jens Glathe <jens.glathe@...schoolsolutions.biz>,
        Srinivas Kandagatla <srini@...nel.org>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Johan Hovold <johan@...nel.org>
Subject: Re: [PATCH 0/6] arm64: dts: qcom: x1*: Fix vreg_l2j_1p2 voltage

On 4/23/25 9:30 AM, Stephan Gerhold wrote:
> Several of the Qualcomm X1* device trees upstream specify the wrong voltage
> for the L2J regulator. In the ACPI DSDT table, PPP_RESOURCE_ID_LDO2_J is
> configured with 1256000 uV instead of the 1200000 uV. Change all affected
> device trees to use the same for consistency and correctness.
> 
> In the other device trees upstream, the voltage is already correct:
>  - x1e78100-lenovo-thinkpad-t14s.dtsi
>  - x1e80100-dell-xps13-9345.dts
>  - x1e80100-microsoft-romulus.dtsi
> 
> Signed-off-by: Stephan Gerhold <stephan.gerhold@...aro.org>
> ---
> Stephan Gerhold (6):
>       arm64: dts: qcom: x1-crd: Fix vreg_l2j_1p2 voltage
>       arm64: dts: qcom: x1e001de-devkit: Fix vreg_l2j_1p2 voltage
>       arm64: dts: qcom: x1e80100-asus-vivobook-s15: Fix vreg_l2j_1p2 voltage
>       arm64: dts: qcom: x1e80100-hp-omnibook-x14: Fix vreg_l2j_1p2 voltage
>       arm64: dts: qcom: x1e80100-lenovo-yoga-slim7x: Fix vreg_l2j_1p2 voltage
>       arm64: dts: qcom: x1e80100-qcp: Fix vreg_l2j_1p2 voltage

This goes to some PHYs, so it better match what it's supposed to!

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

Konrad