Merge branch 'whitechapel' into android-gs-pixel-4.19

* whitechapel:
  edgetpu: add tpu_core power debug interface
  edgetpu: Better get/put_sync usage
  edgetpu: Switch from DVFS_PROD_TPU to DVFS_TPU
  edgetpu: query firmware flavor at load time

Signed-off-by: Erick Reyes <erickreyes@google.com>
Change-Id: I5e0d4d7eaf51b319e207b2294855b5b949eb2b97