linux-kernel - RE: [EXT] Re: [PATCH v5 3/3] ARM: imx6plus: optionally enable internal routing of clk_enet

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Message-ID: <AM6PR0402MB36074F535033A80140748928FF6A0@AM6PR0402MB3607.eurprd04.prod.outlook.com>
Date:   Fri, 3 Jul 2020 02:01:18 +0000
From:   Andy Duan <fugang.duan@....com>
To:     Sven Van Asbroeck <thesven73@...il.com>,
        Fabio Estevam <festevam@...il.com>
CC:     Shawn Guo <shawnguo@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        netdev <netdev@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        dl-linux-imx <linux-imx@....com>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: RE: [EXT] Re: [PATCH v5 3/3] ARM: imx6plus: optionally enable
 internal routing of clk_enet_ref

From: Sven Van Asbroeck <thesven73@...il.com> Sent: Friday, July 3, 2020 8:51 AM
> Hi Fabio,
> 
> On Thu, Jul 2, 2020 at 6:29 PM Fabio Estevam <festevam@...il.com> wrote:
> >
> > With the device tree approach, I think that a better place to touch
> > GPR5 would be inside the fec driver.
> >
> 
> Cool idea. I notice that the latest FEC driver (v5.8-rc3) accesses individual bits
> inside the gpr (via fsl,stop-mode). So perhaps I can do the same here, and
> populate that gpr node in imx6qp.dtsi - because it doesn't exist on other SoCs.
> 
> > For the property name, what about fsl,txclk-from-pll?
> 
> Sounds good. Does anyone have more suggestions?

The property seems good, don't let the property confuse somebody for other
platforms, binding doc describe the property is limited to use for imx6qp only.