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

[Mike Frysinger]

On 10/31/07, David Brownell <david-b@xxxxxxxxxxx> wrote:
> (ISTR the M25P16 in $SUBJECT has two read commands, one of
> which is only usable at clock rates below 33 MHz or so, but
> most other commands can work above that speed just fine.)

pretty much all SPI flashes have two read commands ("slow" and "fast"
as they're typically called).  i dont think any of the linux drivers
though use the "slow" reads with any SPI flashes ... that'd be silly
:)
-mike
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