linux-kernel - Re: [PATCH 4/5] ARM: dts: imx6sx-sabreauto: add fec support

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Message-ID: <CAOMZO5AS=aH8p1+tmgJ4ooeqExNqOALh7vbPAsQdqdky8CkXyQ@mail.gmail.com>
Date:   Wed, 25 Apr 2018 10:46:48 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Anson Huang <anson.huang@....com>
Cc:     Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        dl-linux-imx <linux-imx@....com>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/5] ARM: dts: imx6sx-sabreauto: add fec support

Hi Anson,

On Wed, Apr 25, 2018 at 2:36 AM, Anson Huang <anson.huang@....com> wrote:

> Sorry, I made a mistake here, the MAX7320 IO0 is for adjusting FEC1's voltage,

In this case you need to pass the 'phy-supply' property inside the fec
node and add a regulator that is controlled via MAX7320 IO0 pin.