servo/data/servo_gru_overlay.xml

<root>
  <include>
    <name>servoflex_v2_r0_p50.xml</name>
  </include>
  <include>
    <name>arm_ec_common.xml</name>
  </include>
  <!-- Servo lid_open GPIO is not connected. Use the EC command instead. -->
  <control>
    <name>lid_open</name>
    <doc>emulated lid switch on ec</doc>
    <params subtype="lid_open" interface="10" drv="ec" map="yesno"
    clobber_ok=""></params>
  </control>
  <control>
    <name>power_state</name>
    <doc>Used to turn the DUT off and on</doc>
    <params clobber_ok="" reset_recovery="0.5"/>
  </control>
  <control>
    <name>ec_chip</name>
    <doc>EC chip name (read-only)</doc>
    <params clobber_ok="" cmd="get" subtype="chip" interface="servo"
    drv="cros_chip" chip="npcx_spi"/>
  </control>
  <control>
    <name>cpu_fw_spi</name>
    <params clobber_ok=""
      set_value_1="warm_reset:on spi2_buf_en:on spi2_buf_on_flex_en:on
                   spi2_vref:pp1800"
      set_value_0="spi2_buf_en:off spi2_buf_on_flex_en:off spi2_vref:off
                   warm_reset:off"
      />
  </control>
</root>