[U-Boot-Users] Problem with flash cfi legacy mode

Michael Schwingen rincewind at discworld.dascon.de
Sat Mar 22 00:11:51 CET 2008


Tor Krill wrote:
>> Hm - right. You are probably the first one to use that code on a 16-bit
>> non-CFI flash - for 16-bit flashs, the read will need to be changed, but
>> I am not sure how exactly - I think we may need separate code depending
>> on info->chipwidth, because 8-bit flashs only have an 8-bit ID.
>>     
>
> Can one asume that a chip with chipwidht 16 always has an ID of 16bit?
> And how does AMD expanded 3byte id mode fit?  If its safe to just change
> the read   it should be trivial to fix(?)
>   
I think it should be OK to use 16-bit reads if info->chipwidth==2.

cu
Michael





More information about the U-Boot mailing list