[U-Boot] [PATCH] tsec: Wait for auto-negotiation to complete without link

[Peter Tyser]

On Sun, 2009-07-19 at 15:14 -0500, Peter Tyser wrote:
> On Wed, 2009-02-04 at 15:14 -0600, Peter Tyser wrote:
> > Previously, waiting for auto-negotiation would only occur if a valid
> > link had been detected.  Problems arose when attempting to use a
> > tsec immediately after bootup but before link was achieved, eg:
> > => dhcp
> > Auto-neg error, defaulting to 10BT/HD
> > eTSEC1: No link.
> > Auto-neg error, defaulting to 10BT/HD
> > eTSEC2: No link.
> > =>
> > 
> > With this patch applied the same operation as above resulted in:
> > => dhcp
> > Waiting for PHY auto negotiation to complete. done
> > Enet starting in 1000BT/FD
> > Speed: 1000, full duplex
> > 
> > Signed-off-by: Peter Tyser <ptyser at xes-inc.com>
> 
> This patch originally spawned a lot of discussion but nothing came of
> it.  Could we get it applied?  If not, what do I need to do to get a
> similar change in?
> 
> Right now if you have autoboot enabled that uses network operation, you
> have to add an arbitrary delay to the boot process to give
> autonegotiation time to complete, which is annoying.  The negotiation
> time varies depending on switch too, so the delay can never be exact.

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