tree 8c895ee20cc07c0369fcfa7b4bc8fae49701bba0
parent 5c59f0f127bc67fa593cc41af6fdd65e6176de95
author Sam Leffler <sleffler@google.com> 1719524987 -0700
committer Sam Leffler <sleffler@google.com> 1723075065 -0700

soundstream: make mailbox optional

- make mailbox usage conditional on the device being present
  (still need to fill in gpio support when not present)
- make mailbox driver conditional on sencha (no way to check
  board config for the device being present)

Change-Id: I4713460bbfeb8aeb2f78edce07f2d1b00d87437a