[PATCH] mtd: support for bit-reversed CFI cmd/query
David Woodhouse
dwmw2 at infradead.org
Tue Apr 22 14:56:31 EDT 2008
On Wed, 2008-02-27 at 23:48 +0300, Nikita V. Youshchenko wrote:
> mtd: support for bit-reversed CFI cmd/query
>
> Some embedded boards have flash chips connected with reversed bit order.
> Example for 16-bit width:
> chip D0 is bus D15
> chip D1 is bus D14
> ...
> chip D15 is bus D0
> It works perfectly for data access, however probing and issuing CFI commands
> for such chips require bit reversing. This patch adds support for this.
>
> Signed-off-by: Nikita Youshchenko <yoush at cs.msu.su>
Am I missing something, or did you only reverse the bits on 16-bit and
64-bit access, and not 8-bit or 32-bit?
--
dwmw2
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