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 GPIOLIB help Say Y here to enable GPIO based extcon support. Note that GPIO extcon supports single state per extcon instance. config EXTCON_ADC_JACK tristate "ADC Jack extcon support" depends on IIO help Say Y here to enable extcon device driver based on ADC values. config EXTCON_MAX77693 tristate "MAX77693 EXTCON Support" depends on MFD_MAX77693 && INPUT select IRQ_DOMAIN select REGMAP_I2C help If you say yes here you get support for the MUIC device of Maxim MAX77693 PMIC. The MAX77693 MUIC is a USB port accessory detector and switch. config EXTCON_MAX8997 tristate "MAX8997 EXTCON Support" depends on MFD_MAX8997 && IRQ_DOMAIN 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. config EXTCON_ARIZONA tristate "Wolfson Arizona EXTCON support" depends on MFD_ARIZONA && INPUT && SND_SOC help Say Y here to enable support for external accessory detection with Wolfson Arizona devices. These are audio CODECs with advanced audio accessory detection support. config EXTCON_USB tristate "Intel USB Headset devices EXTCON support" default n help Say Y here to enable support for external accessory (usb headset) detection for usb headset devices on Android. This will enable playing back audio over USB headsets. This uses the extcon drivers to detect the usb headset. config EXTCON_FSA9285 tristate "FSA9295 EXTCON support" depends on I2C help Say Y here to enable support for external accessory detection with FSA9285. FSA9285 is MCPC compliant, USB port, multimedia switch with auto detection. config EXTCON_SMSC375X tristate "SMSC375X EXTCON support" depends on I2C help Say Y here to enable support for external charger detection with SMSC375X. SMSC375X has BC1.2 charger detection support with USB mux switch. endif # MULTISTATE_SWITCH