netdev - Re: [PATCH] net: NEWEMAC: Remove "rgmii-interface" from rgmii matching table

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Message-ID: <20080206102340.1cdf7f8d@zod.rchland.ibm.com>
Date:	Wed, 6 Feb 2008 10:23:40 -0600
From:	Josh Boyer <jwboyer@...il.com>
To:	Olof Johansson <olof@...om.net>
Cc:	Stefan Roese <sr@...x.de>, linuxppc-dev@...abs.org,
	jeff@...zik.org, netdev@...r.kernel.org
Subject: Re: [PATCH] net: NEWEMAC: Remove "rgmii-interface" from rgmii
 matching table

On Wed, 6 Feb 2008 10:01:57 -0600
Olof Johansson <olof@...om.net> wrote:

> On Wed, Feb 06, 2008 at 01:21:59PM +0100, Stefan Roese wrote:
> > With the removal the the "rgmii-interface" device_type property from the
> > dts files, the newemac driver needs an update to only rely on compatible
> > property.
> 
> What about systems using an older dts, such as one kexec:ing from an
> older kernel?

Like what?  Kexec doesn't work on 4xx yet.

> Just because the device tree source is distributed in the kernel tree
> doesn't mean it can give up backwards compatibility.

We checked Axon, which is the only non-DTS machine that uses EMAC and
it will work fine with this change.

josh
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