meta-zaius: Add AVSBus workaround script, services

Add AVSBus control script.
Add systemd services to enable AVSBus after power on and disable AVSBus
at power off.
Add BitBake recipe to install script and services.

Signed-off-by: Xo Wang <xow@google.com>
Change-Id: I3f7a36a6c16d32bb7b648b0f84c9ab3abb922399
4 files changed
tree: 122e91a2c2b711e12f0f900c58eba3f1bd6ee735
  1. conf/
  2. meta-zaius/