linux-kernel - Re: [PATCH v1 4/6] ARM: dts: imx7s: add node and supplies for vdd1p2

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Date:   Sun, 10 Dec 2017 13:20:21 -0200
From:   Fabio Estevam <festevam@...il.com>
To:     tyler@...nsourcefoundries.com
Cc:     Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Fabio Estevam <fabio.estevam@....com>
Subject: Re: [PATCH v1 4/6] ARM: dts: imx7s: add node and supplies for vdd1p2

On Tue, Dec 5, 2017 at 8:27 PM,  <tyler@...nsourcefoundries.com> wrote:
> From: Tyler Baker <tyler@...nsourcefoundries.com>
>
> Add the regulator nodes and supplies for vdd1p2. This regulator is
> used to power the GPC and USB HSIC PHY.
>
> Signed-off-by: Tyler Baker <tyler@...nsourcefoundries.com>
> ---
>  arch/arm/boot/dts/imx7s.dtsi | 17 ++++++++++++++++-
>  1 file changed, 16 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
> index 7b85659..151ab34 100644
> --- a/arch/arm/boot/dts/imx7s.dtsi
> +++ b/arch/arm/boot/dts/imx7s.dtsi
> @@ -522,6 +522,20 @@
>                                         anatop-max-voltage = <1200000>;
>                                         anatop-enable-bit = <0>;
>                                 };
> +
> +                               reg_1p2: regulator-vdd1p2@220 {

Using a unit address without a corresponding reg would give you a
warning with W=1.

Please see the patch I sent with Subject:
ARM: dts: imx7s: Add unit address and reg for the anatop nodes