ents
used across the ColdFire family.

For example the unified caches in the version 3 cores means we don't
need to flush the instruction cache. For the version 2 cores that do
not do data cacheing (or where we choose instruction cache only) we
don't need to do any data flushing.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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