linux-kernel - Re: [PATCH v3 3/4] net: stmmac: register parent MDIO node for sun8i-h3-emac

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Message-ID: <20170819203836.GA21567@lunn.ch>
Date:   Sat, 19 Aug 2017 22:38:36 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Corentin Labbe <clabbe.montjoie@...il.com>
Cc:     Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v3 3/4] net: stmmac: register parent MDIO node for
 sun8i-h3-emac

On Sat, Aug 19, 2017 at 08:50:25PM +0200, Corentin Labbe wrote:
> On Sat, Aug 19, 2017 at 01:05:21AM +0800, Chen-Yu Tsai wrote:
> > On Fri, Aug 18, 2017 at 8:21 PM, Corentin Labbe
> > <clabbe.montjoie@...il.com> wrote:
> > > In case of a MDIO switch, the registered MDIO node should be
> > > the parent of the PHY. Otherwise of_phy_connect will fail.

Hi Corentin

Sorry, I missed this patch series. Looking at patchwork...

Can you represent the MDIO mux using 

Documentation/devicetree/bindings/net/mdio-mux-mmioreg.txt

It would be better if you could reuse existing infrastructure than
invent something new.

   Andrew