[U-Boot] [PATCH 2/5] ARM: Add/Improve support for Atmel AT91RM9200DK/E

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Wed Jan 7 21:04:38 CET 2009


On 20:55 Wed 07 Jan     , Ulf Samuelsson wrote:
> ons 2009-01-07 klockan 02:11 +0100 skrev Jean-Christophe
> PLAGNIOL-VILLARD:
> > Ulf & Pink Boy
> > 
> > please take a look on
> 
> Thanks, I saw you committed part of the stuff I provided to the AT91
> branch.
> 
> FYI: Your patch to at91rm9200dk, disabling the dataflash is wrong.
> There is a 2 MB NOR flash *and* an 8 MB Dataflash on that board.
> There is also a card connector allowing you to add an 
> 8 MB dataflashcard as well.

I known it I've choose to disable to dataflash inthe mm branch for test on
because I'm taking a look on the remove of the at45 driver to use the new
spi flash framework
and test the CFI driver

> The default operation of the board is to boot from the NOR
> flash, but you can remove a resistor to allow booting 
> from the dataflash.
> 
so the CFI will be the default config as you said the dataflash is an option
> This is how my at91rm9200dk is configured.
> solderpads are even gone,so no way back to the parallel boot...
> There is also a card connector allowing you to add an 
> 8 MB dataflashcard as well.
> 

> Most people I know of uses the AT91RM9200 with dataflash
> so the support for the at91rm9200df board would be real nice
> to have added ASAP.
please do this via config not via a new board as we have done on the sam9

Best Regards,
J.


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