[U-Boot-Users] Multiple flash Support

Nishanth Menon menon.nishanth at gmail.com
Thu Aug 24 13:55:55 CEST 2006


Wolfgang Denk stated on 8/24/2006 4:40 AM:
> In message <000e01c6c752$e8502510$654765d5 at atmel.com> you wrote:
>> Maybe this is too late, 
>> but it may make sense to add an 8 kB serial EEPROM to a board
>> (which is probably a development board anyway)
>> and store the environment in this chip.
> 
> No! Please DON'T do this.
Agreed. It is too late for that and to top it all, our marketing folks
will not like the extra cost :(.

Ulf Samuelsson stated on 8/24/2006 2:57 AM:
> If you can read the switch, you can make decisions inside your boot.
yes that is the implementation we have currently done.

> I can see a point in the request.
> If it is a board that is sold as a development tool, and one of their
customers
> wants to download and upgrade the u-boot binary from their website,
> then it is a significant chance that the customer will download the
wrong image to the flash memory
> This results in a call the support team, which is costly and the
customer problem will often reflect on them.

Aaah, Ulf, you are reading my mind :).

The base question remains: Is the current U-Boot architecture flexible
enough to support this? if not, what is the suggested approach?

Regards,
Nishanth Menon




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