menuconfig EXTCON	tristate "External Connector Class (extcon) support"	help	  Say Y here to enable external connector class (extcon) support.	  This allows monitoring external connectors by userspace	  via sysfs and uevent and supports external connectors with	  multiple states; i.e., an extcon that may have multiple	  cables attached. For example, an external connector of a device	  may be used to connect an HDMI cable and a AC adaptor, and to	  host USB ports. Many of 30-pin connectors including PDMI are	  also good examples. if EXTCON comment "Extcon Device Drivers" config EXTCON_GPIO	tristate "GPIO extcon support"	depends on GENERIC_GPIO	help	  Say Y here to enable GPIO based extcon support. Note that GPIO	  extcon supports single state per extcon instance. config EXTCON_MAX8997	tristate "MAX8997 EXTCON Support"	depends on MFD_MAX8997	help	  If you say yes here you get support for the MUIC device of	  Maxim MAX8997 PMIC. The MAX8997 MUIC is a USB port accessory	  detector and switch. endif # MULTISTATE_SWITCH