servo/data/servo_smaug_overlay.xml

<root>
  <include>
    <name>servoflex_v2_r0_p50.xml</name>
  </include>
  <include>
    <name>stm32_ec_common.xml</name>
  </include>
  <!-- Override from definition in servo_v2_r0.xml -->
  <control>
    <name>power_state</name>
    <doc>Used to turn the DUT off and on</doc>
    <params clobber_ok="" shutdown_delay="3.0" reset_recovery="5.0"
            drv="cros_ec_softrec_power" />
  </control>
  <control>
    <name>volume_up</name>
    <doc>emulated volume press on ec</doc>
    <params subtype="volume_up" interface="10" drv="ec" map="yesno"
    clobber_ok=""></params>
  </control>
  <control>
    <name>volume_down</name>
    <doc>Press volume down press on ec</doc>
    <params subtype="volume_down" interface="10" drv="ec" map="yesno"
    clobber_ok=""></params>
  </control>
</root>