[PATCH] arch/powerpc/lib/copy_32.S: Use alternate memcpy for MPC512x and MPC52xx
segher at kernel.crashing.org
Fri Jul 9 23:03:27 EST 2010
> Hmm, unfortunately, it's usage is not clearly documented in mtd-
It's pretty clear I think. Patches for making it better are welcome
> so I never thought of this parameter. And IMHO the problem goes
> further - basically *any* chip which is attached to the LPB can be
> affected by this problem, so it might be better to have a more
> general approach like a "chip select property".
You cannot treat devices on the LPB as random access, that's all.
that assume they can, cannot be used for devices on the LPB.
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