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

* whitechapel:
  edgetpu: set FW_VALID status when f/w load succeeds
  edgetpu: use pgprot_writecombine on edgetpu_iremap_mmap
  edgetpu: abrolhos: move mailbox queues to remapped DRAM
  edgetpu: report firmware type in sysfs

Bug: 163955932

Signed-off-by: Erick Reyes <erickreyes@google.com>
Change-Id: I4b135d46842460713cc78a214f74fbf4f2a1df2c