linux-kernel - Re: [PATCH 04/13] ARM: dts: qcom: disable smb208 regulators for ipq8064-rb3011

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Date:   Wed, 6 Jul 2022 15:03:32 +0200
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Christian Marangi <ansuelsmth@...il.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Jonathan McDowell <noodles@...th.li>
Subject: Re: [PATCH 04/13] ARM: dts: qcom: disable smb208 regulators for
 ipq8064-rb3011



On 5.07.2022 15:39, Christian Marangi wrote:
> Mikrotik RB3011 have a special configuration where the regulators are
> not the common smb208 controlled by RPM but they use a TPS563900
> controlled via i2c. Disable the smb208 for this specific device.
Ok, so that answers my question from the previous email.
Please define the SMB208 regulators only in the DTs of
boards that actually use it, as it is not a SoC component as
far as I can tell.

Konrad
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> Reviewed-by: Jonathan McDowell <noodles@...th.li>
> Tested-by: Jonathan McDowell <noodles@...th.li>
> ---
>  arch/arm/boot/dts/qcom-ipq8064-rb3011.dts | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-ipq8064-rb3011.dts b/arch/arm/boot/dts/qcom-ipq8064-rb3011.dts
> index 9034f00f2bd8..f651e813d75a 100644
> --- a/arch/arm/boot/dts/qcom-ipq8064-rb3011.dts
> +++ b/arch/arm/boot/dts/qcom-ipq8064-rb3011.dts
> @@ -218,6 +218,10 @@ led@7 {
>  	};
>  };
>  
> +&smb208_regulators {
> +	status = "disabled";
> +};
> +
>  &adm_dma {
>  	status = "okay";
>  };