[PATCH] arch/powerpc/lib/copy_32.S: Use alternate memcpy for MPC512x and MPC52xx

[Segher Boessenkool]

> Actually, this is something which might need closer attention - and  
> maybe some support in the device tree indicating which read or  
> write width a device can accept?

There already is "device-width"; the drivers never should use any other
access width unless they *know* that will work.


Segher