[U-Boot] Disable features

[Ben Warren]

Derek Ou wrote:
> Wolfgang Denk wrote:
>   
>> Why would compiled in Network support slow down the boot process?
>>
>> The network interface will only be initialized as soon as you use it.
>> If you don't have one, then you probably will not try using it - then
>> why would it delay your boot?
>>   
>>     
> When we have the Network support compiled, it takes a few second to do 
> the auto-negotiation
> even though MAC chip is not on board.  Then it fails out and goes to 
> autoboot.  Is it a
> board specific problem or system problem?
>
>   
Which network controller are you using?  Autonegotiation shouldn't 
happen until you use the interface, but not all drivers are written that 
way.

regards,
Ben