CONFIG_MMA7455 (not configurable)

modulename: mma7455_core.ko

configname: CONFIG_MMA7455

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>Accelerometers
└─>MMA7455
In linux kernel since version 4.1 (release Date: 2015-06-21)  
source code:
drivers/iio/accel/mma7455_core.c

depends
CONFIG_IIO