MAX77693 EXTCON Support

modulename: extcon-max77693.ko

configname: CONFIG_EXTCON_MAX77693

Linux Kernel Configuration
└─>Device Drivers
└─>External Connector Class (extcon) support
└─>MAX77693 EXTCON Support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
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.

source code: