Add the OMAP CPUFreq driver to the list of files in the OMAP Power
Management section.

I've already been maintaining this driver, this just makes it official.
Signed-off-by: NKevin Hilman <khilman@ti.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>