src/ec/google/chromeec/i2c_tunnel/Kconfig

if EC_GOOGLE_CHROMEEC

config EC_GOOGLE_CHROMEEC_I2C_TUNNEL
	bool
	depends on HAVE_ACPI_TABLES
	help
	  This enables the Cros EC I2C tunnel driver that is required to fill the
	  SSDT nodes for the I2C tunnel used by the mainboard.

endif