arcv2_timer0: Add suspend and resume support

When going into DEEP_SLEEP state, the ARC timer
needs to be restored.

This implements the function to restore the timer
after sleep.
As the time spent during sleep is not currently known,
the timer is expired to reschedule the application task.

Jira: ZEP-1224

Change-Id: I22a30d0fd79f177cf166b9a29dc78d68f7d7fbad
Signed-off-by: Julien Delayen <julien.delayen@intel.com>
2 files changed