linux-kernel - RE: [PATCH] ARM: dts: imx7d-sdb: add rev-a board support

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Date:   Fri, 9 Nov 2018 01:27:54 +0000
From:   Anson Huang <anson.huang@....com>
To:     Fabio Estevam <festevam@...il.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH] ARM: dts: imx7d-sdb: add rev-a board support

Hi, Fabio

Best Regards!
Anson Huang

> -----Original Message-----
> From: Fabio Estevam [mailto:festevam@...il.com]
> Sent: 2018年11月8日 23:38
> To: Anson Huang <anson.huang@....com>
> Cc: Rob Herring <robh+dt@...nel.org>; Mark Rutland
> <mark.rutland@....com>; Shawn Guo <shawnguo@...nel.org>; Sascha
> Hauer <s.hauer@...gutronix.de>; Sascha Hauer <kernel@...gutronix.de>;
> Fabio Estevam <fabio.estevam@....com>; open list:OPEN FIRMWARE AND
> FLATTENED DEVICE TREE BINDINGS <devicetree@...r.kernel.org>; linux-kernel
> <linux-kernel@...r.kernel.org>; moderated list:ARM/FREESCALE IMX / MXC
> ARM ARCHITECTURE <linux-arm-kernel@...ts.infradead.org>; dl-linux-imx
> <linux-imx@....com>
> Subject: Re: [PATCH] ARM: dts: imx7d-sdb: add rev-a board support
> 
> Hi Anson,
> 
> On Thu, Nov 8, 2018 at 12:30 AM Anson Huang <anson.huang@....com>
> wrote:
> 
> > Thanks for pointing out this issue, I made a mistake when doing the search in
> git repo..
> > So, if we have to assert a GPIO, there is no common way in pinctrl
> > driver? Have to do it in driver itself? Like this case, we have to assert the
> GPIO in fec driver?
> 
> You could pass "phy-supply" property  and model it as gpio controlled
> regulator.

Thanks for the suggestion, I tried it and it works, please help review V2 patch.

Anson.