linux-kernel - Re: [PATCH v4 3/9] Documentation: bindings: net: add the Marvell PXA168 Ethernet controller

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Date:	Tue, 23 Sep 2014 16:41:18 +0200
From:	Antoine Tenart <antoine.tenart@...e-electrons.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Antoine Tenart <antoine.tenart@...e-electrons.com>,
	sebastian.hesselbarth@...il.com,
	alexandre.belloni@...e-electrons.com,
	thomas.petazzoni@...e-electrons.com, zmxu@...vell.com,
	jszhang@...vell.com, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 3/9] Documentation: bindings: net: add the Marvell
 PXA168 Ethernet controller

On Tue, Sep 23, 2014 at 04:33:48PM +0200, Arnd Bergmann wrote:
> On Tuesday 23 September 2014 16:01:13 Antoine Tenart wrote:
> > 
> > On Tue, Sep 23, 2014 at 02:38:39PM +0200, Arnd Bergmann wrote:
> > > On Tuesday 23 September 2014 14:15:30 Antoine Tenart wrote:
> > > > +Optional properties:
> > > > +- port-id: should be '0','1' or '2'.
> > > > +- phy-addr: MDIO address of the PHY.
> > > > +- local-mac-address: see ethernet.txt file in the same directory.
> > > > +
> > > > 
> > > 
> > > I believe new bindings should not use "phy-addr" properties, but
> > > instead use a phy-handle property pointing to a phy device instead.
> > 
> > That's the MDIO address of the PHY. It's a bit difficult to use a phy
> > device as the driver uses the libphy. And that would break the platform
> > using it.
> > 
> > Or maybe you have something in mind?
> 
> I don't understand what you mean. Doesn't libphy imply using a phy_device?
> What I meant was that you should be able to just call the standard
> of_phy_connect() and other interfaces to deal with phylib.
> 

Yes sure, I read again my answer and... well I should have had a better
look on the matter.

Anyway, as the proposed binding seems to be OK with you, I'll update the
series accordingly.

Antoine

-- 
Antoine Ténart, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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