linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: pmi8950: Fix VADC channel scaling factors

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Message-ID: <1cd3fdd3-af27-48e8-8bcc-aad7262b139e@oss.qualcomm.com>
Date: Tue, 7 Oct 2025 15:19:14 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Antony Kurniawan Soemardi <linux@...nkusors.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>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: pmi8950: Fix VADC channel scaling
 factors

On 10/4/25 3:12 PM, Antony Kurniawan Soemardi wrote:
> Fix USBIN/DCIN scaling to match the downstream implementation [1].
> 
> Downstream defines the following scaling mappings [2], corresponding
> to mainline pre-scaling values:
> 
>   <4>  ->  <1 20>
>   <1>  ->  <1 3>
> 
> [1] https://github.com/LineageOS/android_kernel_qcom_msm8953/blob/e6b46fc6f52e754eef5ce6265c7d82a3622e0b0f/arch/arm64/boot/dts/qcom/pmi8950.dtsi#L55-L86
> [2] https://github.com/LineageOS/android_kernel_qcom_msm8953/blob/e6b46fc6f52e754eef5ce6265c7d82a3622e0b0f/include/linux/qpnp/qpnp-adc.h#L342-L357
> 
> Signed-off-by: Antony Kurniawan Soemardi <linux@...nkusors.com>
> ---

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

Konrad