CONFIG_FXOS8700 (not configurable)

modulename: fxos8700_core.ko

configname: CONFIG_FXOS8700

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>Inertial measurement units
└─>FXOS8700
In linux kernel since version 5.1 (release Date: 2019-05-05)  
source code:
drivers/iio/imu/fxos8700_core.c
depends
CONFIG_IIO