[U-Boot] Disable features

[Derek Ou]

Hi, Ben,

Ben Warren wrote:
> Do you have CONFIG_RESET_PHY_R defined?  It forces a call to eth_init(), 
> which most likely causes the delay you're seeing.  Try commenting it out 
> in your config file.
Yes, CONFIG_RESET_PHY_R is defined by default.  And I can see it linking to
the eth_init and then macb_init which results in the auto-negotiation.  
I am going to
comment it out and test it.  But what is the use for this config?  Why 
does ATMEL
define it in many of their boards?

Thanks,
Derek