FSA9480 EXTCON Support

modulename: extcon-fsa9480.ko

configname: CONFIG_EXTCON_FSA9480

Linux Kernel Configuration
└─>Device Drivers
└─>External Connector Class (extcon) support
└─>FSA9480 EXTCON Support
In linux kernel since version 5.1 (release Date: 2019-05-05)  
If you say yes here you get support for the Fairchild Semiconductor
FSA9480 microUSB switch and accessory detector chip. The FSA9480 is a USB
port accessory detector and switch. The FSA9480 is fully controlled using
I2C and enables USB data, stereo and mono audio, video, microphone
and UART data to use a common connector port.

source code:
selects
CONFIG_IRQ_DOMAIN
CONFIG_REGMAP_I2C