Re: [spi-devel-general] [PATCH 09/14] Blackfin SPI driver: Fix SPI driver to work with SPI flash ST25P16 on bf548

[David B. <da...@pa...>]

> > > pretty much all SPI flashes have two read commands ("slow" and "fast"
> > > as they're typically called).
> >
> > Not DataFlash.
> 
> doesnt it ?  AT45DB642D says 0x0B is fast (up to 66mhz) while 0x03 (up to 33mhz)

And ...041B, ...081B, ...161B, ...321, ...321C, and others don't.
(From a quick scan of datasheets I have locally...)

Those 0x0B and 0x03 commands are "new", and have never been
used by the Linux DataFlash drivers.