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

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Date: Tue, 28 May 2024 14:19:28 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>,
 Neil Armstrong <neil.armstrong@...aro.org>
Cc: 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 5/27/24 18:33, Bjorn Andersson wrote:
> 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.

it's not rpmh ;)

Konrad