From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric BENARD <ebenard@free.fr>
Date: Tue, 08 Apr 2008 10:36:40 +0200
Subject: [U-Boot-Users] AT91SAM9260EK with KS8721 PHY
In-Reply-To: <47FB259B.8040703@vermin.nl>
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Sander Vermin a ?crit :
> I did a new build with:
> 
> macb_eth_initialize(0, (void *)AT91_BASE_EMAC, 1<<5);
> 
> in stead of:
> 
> macb_eth_initialize(0, (void *)AT91_BASE_EMAC, 0x00);
> 
> But still no PHY detected :-(
> 
You need to check your schematic, and the PHY datasheet in order to know 
what could be the address of your PHY (set by pull up/down resistors on 
several pins of the PHY at reset of the PHY).

Or you can try a loop on the PHY address and see if it answers at any 
address ...

Eric