Commits
Russ Dill committed c96fc16b6ac
RTC: Add functionality to read/write rtc scratch registers Many RTCs provide scratch registers that are maintained so long as the RTC has power. Provide a generic method to access these registers. Signed-off-by: Russ Dill <Russ.Dill@ti.com> [j-keerthy@ti.com] ported to 4.9 with locking/unlocking Signed-off-by: Keerthy <j-keerthy@ti.com>