linux-kernel - Re: [PATCH v3 2/3] arm64: dts: qcom: Add initial support for rb5gen2 SOM

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Date: Wed, 13 Mar 2024 19:32:20 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Wasim Nazir <quic_wasimn@...cinc.com>,
 Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, kernel@...cinc.com
Subject: Re: [PATCH v3 2/3] arm64: dts: qcom: Add initial support for rb5gen2
 SOM



On 3/13/24 08:12, Wasim Nazir wrote:
> Rb5gen2 SOM is based on QCS8550 SoC, used for Rb5gen2 board.
> This initial version describes regulators & ufs storage.

[...]

> +
> +&ufs_mem_hc {
> +	reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>;
> +	vcc-supply = <&vreg_l17b_2p5>;
> +	vcc-max-microamp = <1300000>;
> +	vccq-supply = <&vreg_l1g_1p2>;
> +	vccq-max-microamp = <1200000>;

You want regulator-allow-set-mode and regulator-allowed-modes,
unless for some reason you want them to be in HPM permanently,
in which case you should definitely comment why

Konrad