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From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Wenmeng Liu <wenmeng.liu@oss.qualcomm.com>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>, Frank Li <Frank.Li@nxp.com>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
	Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, imx@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-media@vger.kernel.org,
	Tingguo Cheng <tingguo.cheng@oss.qualcomm.com>
Subject: Re: [PATCH 1/2] arm64: dts: qcom: hamoa-iot-som: Add pm8010 L4M regulator
Date: Mon, 2 Mar 2026 15:19:27 +0100	[thread overview]
Message-ID: <9cb20af1-c2f5-4511-a066-24bc689d2fa5@oss.qualcomm.com> (raw)
In-Reply-To: <20260227-hamoa_evk-v1-1-36f895a24d8f@oss.qualcomm.com>

On 2/27/26 6:29 AM, Wenmeng Liu wrote:
> From: Tingguo Cheng <tingguo.cheng@oss.qualcomm.com>
> 
> Add pm8010 L4M regulator which is used by Camera I2C pull-up.

I think this mandates regulator-always-on, as we don't have a 
better solution for that now

Konrad

> 
> Signed-off-by: Tingguo Cheng <tingguo.cheng@oss.qualcomm.com>
> Signed-off-by: Wenmeng Liu <wenmeng.liu@oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi b/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi
> index b8e3e04a6fbd489f66bb44a02aba7b9746f30fe2..5d9af325c931ebbc9f3f8261d427a31e6da090be 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi
> +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi
> @@ -376,6 +376,21 @@ vreg_l3j_0p8: ldo3 {
>  			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>  		};
>  	};
> +
> +	/* PM8010_M */
> +	regulators-8 {
> +		compatible = "qcom,pm8010-rpmh-regulators";
> +		qcom,pmic-id = "m";
> +
> +		vdd-l3-l4-supply = <&vreg_s4c_1p8>;
> +
> +		vreg_l4m_1p8: ldo4 {
> +			regulator-name = "vrer_l4m_1p8";

typo: 'vreg'

> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <1808000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +	};
>  };
>  
>  &iris {
> 

  reply	other threads:[~2026-03-02 14:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-27  5:29 [PATCH 0/2] arm64: dts: qcom: Add Hamoa EVK camera DTSO Wenmeng Liu
2026-02-27  5:29 ` [PATCH 1/2] arm64: dts: qcom: hamoa-iot-som: Add pm8010 L4M regulator Wenmeng Liu
2026-03-02 14:19   ` Konrad Dybcio [this message]
2026-02-27  5:29 ` [PATCH 2/2] arm64: dts: qcom: hamoa-iot-evk-camera-imx577: Add DT overlay Wenmeng Liu

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