linux-kernel - Re: [PATCH 3/3] arm64: dts: qcom: sdm450: add Lenovo Smart Tab M10 DTS

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Date: Mon, 27 May 2024 11:33:54 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: Neil Armstrong <neil.armstrong@...aro.org>
Cc: Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>, 
	Robin Murphy <robin.murphy@....com>, linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, iommu@...ts.linux.dev
Subject: Re: [PATCH 3/3] arm64: dts: qcom: sdm450: add Lenovo Smart Tab M10
 DTS

On Thu, May 23, 2024 at 09:59:35AM GMT, Neil Armstrong wrote:
> diff --git a/arch/arm64/boot/dts/qcom/sdm450-lenovo-tbx605f.dts b/arch/arm64/boot/dts/qcom/sdm450-lenovo-tbx605f.dts
[..]
> +&rpm_requests {
> +	regulators {
> +		compatible = "qcom,rpm-pm8953-regulators";
[..]
> +		pm8953_l8: l8 {
> +			regulator-min-microvolt = <2900000>;
> +			regulator-max-microvolt = <2900000>;
> +		};
[..]
> +		pm8953_l11: l11 {
> +			regulator-min-microvolt = <3300000>;
> +			regulator-max-microvolt = <3300000>;
> +		};
[..]
> +	};
> +};
> +
> +&sdhc_1 {
> +	vmmc-supply = <&pm8953_l8>;

JFYI. Not ensuring that the vmmc-supply is in HPM mode bitten us
multiple times in the past. 

Regards,
Bjorn