[U-Boot] [PATCH 2/2] atmel: Update support of board AT91SAM9M10G45-EK to new style
Detlef Vollmann
dv at vollmann.ch
Fri Aug 5 11:37:05 CEST 2011
On 08/05/11 00:12, Thomas Petazzoni wrote:
> However, I have just taken an AT91SAM9261-EK and it seems that U-Boot
> from atmel/master does not work at all.
>
> First, the AT91Bootstrap binary provided by Atmel only loads 0x33900
> bytes from the Dataflash, but current U-Boot binaries are larger than
> that. This might surprise people trying to mix a recent version of
> U-Boot with the normal AT91Bootstrap configuration on this platform.
The (maximum) size of the image to load is hardcoded into at91bootstrap.
For most boards (including at91sam9m10g45-ek) this is 0x33900 if
loading from DataFlash and 0x40000 if loading from NAND.
So if you didn't modify your at91bootstrap, you should get the same
problem on AT91SAM9M10G45-EK if booting from DataFlash.
Detlef
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