[U-Boot] [PATCH] spi/atmel: add AT45DB321D support

[Mike Frysinger]

On Wednesday 07 January 2009 14:40:30 Ulf Samuelsson wrote:
> tis 2009-01-06 klockan 14:48 -0800 skrev Brad Bozarth:
> > Hmm... looking in the datasheet I have, it says:
> > Flexible Erase Options
> > – Page Erase (512 Bytes)
> > – Block Erase (4 Kbytes)
> > – Sector Erase (64 Kbytes)
> > – Chip Erase (32 Mbits)
>
> The dataflash is normally 528/1056 bytes per page.
> D versions can be configured to have a 512/1024 bytes per page
> but that is wasting a couple of percent of the dataflash.

Blackfins can only boot with power of two flashes, so power of two page mode 
has to be supported for us ... not sure if the latest drivers have been fixed 
yet (both in u-boot and Linux)
-mike
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