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

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Date:   Thu, 2 Jul 2020 20:50:59 -0400
From:   Sven Van Asbroeck <thesven73@...il.com>
To:     Fabio Estevam <festevam@...il.com>
Cc:     Shawn Guo <shawnguo@...nel.org>, Fugang Duan <fugang.duan@....com>,
        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>,
        NXP Linux Team <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: [PATCH v5 3/3] ARM: imx6plus: optionally enable internal routing
 of clk_enet_ref

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?