linux-kernel - Re: [PATCH 4/5] ARM: dts: imx6qdl-sabresd: Set LDO regulator supply

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Date:   Tue, 04 Apr 2017 11:52:21 +0200
From:   Lucas Stach <l.stach@...gutronix.de>
To:     Leonard Crestez <leonard.crestez@....com>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Mark Brown <broonie@...nel.org>,
        Robin Gong <yibin.gong@....com>,
        Anson Huang <Anson.Huang@....com>,
        Irina Tirdea <irina.tirdea@....com>,
        Fabio Estevam <fabio.estevam@....com>,
        Octavian Purdila <octavian.purdila@....com>,
        Liam Girdwood <lgirdwood@...il.com>, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/5] ARM: dts: imx6qdl-sabresd: Set LDO regulator supply

Am Freitag, den 31.03.2017, 22:25 +0300 schrieb Leonard Crestez:
> Setting the supply is optional but beneficial, it will cause PMIC
> voltages to be dynamically changed with cpu frequency.
> 
> Signed-off-by: Leonard Crestez <leonard.crestez@....com>

Reviewed-by: Lucas Stach <l.stach@...gutronix.de>

> ---
>  arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> index 63bf95e..58055ce 100644
> --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> @@ -548,6 +548,18 @@
>  	status = "okay";
>  };
>  
> +&reg_arm {
> +       vin-supply = <&sw1a_reg>;
> +};
> +
> +&reg_pu {
> +       vin-supply = <&sw1c_reg>;
> +};
> +
> +&reg_soc {
> +       vin-supply = <&sw1c_reg>;
> +};
> +
>  &snvs_poweroff {
>  	status = "okay";
>  };