The timecounter code has almost nothing to do with the clocksource
code. Let it live in its own file. This will help isolate the
timecounter users from the clocksource users in the source tree.
Signed-off-by: Richard Cochran <email@example.com>
Acked-by: Jeff Kirsher <firstname.lastname@example.org>
Signed-off-by: David S. Miller <email@example.com>