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

From: Antoine Tenart
Date: Tue Sep 23 2014 - 10:01:23 EST


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?

> The port-id property description could be a little more verbose.
> What do those numbers actually mean?

I'll add some description. That's the Ethernet port number. I reused a
property (port-id) already used by other drivers.


Antoine Ténart, Free Electrons
Embedded Linux, Kernel and Android engineering
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at