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

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Message-ID: <aBDN7V6eFoIn6r0J@hovoldconsulting.com>
Date: Tue, 29 Apr 2025 15:02:37 +0200
From: Johan Hovold <johan@...nel.org>
To: Stephan Gerhold <stephan.gerhold@...aro.org>
Cc: 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>,
	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
Subject: Re: [PATCH 0/6] arm64: dts: qcom: x1*: Fix vreg_l2j_1p2 voltage

On Wed, Apr 23, 2025 at 09:30:06AM +0200, 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

I only checked the CRD (and T14s) DSDT, but this looks correct:

Reviewed-by: Johan Hovold <johan+linaro@...nel.org>