Re: [PATCH v4 06/12] ARM: dove: add gigabit ethernet and mvmdiodevice tree nodes

From: Jason Cooper
Date: Wed May 22 2013 - 13:35:45 EST

On Wed, May 22, 2013 at 07:32:51PM +0200, Sebastian Hesselbarth wrote:
> On 05/22/2013 06:59 PM, Jason Gunthorpe wrote:
> >On Wed, May 22, 2013 at 09:10:10AM -0400, Jason Cooper wrote:
> >>iirc, our solution to this was to parse the ATAGs for the mac addr and
> >>update the appended dtb. This way, module load and unload would work
> >>without loosing the mac address. I believe Jason Gunthorpe has a patch
> >>to atags_to_fdt() for this... This should allow us to get rid of the
> >>clocks hack.
> >
> >Sorry, no, we don't use ATAGs here, our platforms start the kernel
> >with a correct DTB that has the correct mac address to use. My patch
> >was to have the driver accept it, and I think Sebastian has already
> >got that functionality...
> Not neccessary anyway, after talking Jason C in a Kirkwood-only
> workaround I prepared a patch that reads mac address registers early
> and stores it in the local-mac-address property.


> Just tested on Dockstar with gated clocks and modular DT mv643xx_eth.
> Will append to the DT mv643xx_eth patch set if a v5 will be required
> or as single patch prior Jason C taking in the ARM part of it
> otherwise.

Please post, in-reply-to v4 is fine.


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