[U-Boot] smc911x runtime detection (was: TI: OMAP3: Overo Tobi ethernet support)

[Olof Johansson]

On Sep 26, 2009, at 1:13 AM, Dirk Behme wrote:

> Olof Johansson wrote:
>> Add setup for ethernet on Tobi, allowing kernel/ramdisk to be loaded
>> over tftp.
>> Based on the omap3 evm code. I added a new highlevel define for Tobi
>> to avoid having it dependent on CMD_NET (which would seem backward in
>> this case).
>
> First: This is only a request for comment for possible future  
> improvement. It doesn't ask for any changes in this patch or is any  
> nack. Now to the content ;)
>
> It seems that Steve found a way for runtime detection of smc911x  
> making CONFIG_OMAP3_OVERO_TOBI more or less obsolete (from [1]) :

Looks like a good idea. I guess the risk is if there's ever another  
carrier board with something on the same chip select that happens to  
return something at that address, thus causing false detection. Is  
that a valid concern?


-Olof