[PATCH 1/6] miidev: fix auto negotiation

Johannes Stezenbach js at sig21.net
Mon Jun 18 15:26:22 EDT 2012


Hi,

On Mon, Jun 18, 2012 at 07:52:44PM +0200, Roberto Nibali wrote:
> On Mon, Jun 18, 2012 at 4:47 PM, Johannes Stezenbach <js at sig21.net> wrote:
> 
> > The auto negotiation result is the intersect
> > of the advertised abilities and the link partner abilities.
> 
> Good catch and obviously correct. I reckon since nowadays most PHY's
> advertise ADVERTISE_FULL or ADVERTISE_ALL, this has never been an issue for
> anybody so far.

I think most PHYs have strap pins which when set to 10M
will change the advertised abilities.  This is used
rarely but it needs to work.

Johannes



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