The good definition of CLOCK_TICK_RATE for coldfires has been lost in the
merge of m68k and m68knommu include files. Restore it. Culprit :
commit ebafc17468d58bd903c886175ca84a4edc69ae1d
Signed-off-by: Philippe De Muyter <phdm@macqel.be> Signed-off-by: Greg Ungerer <gerg@uclinux.org>