CONFIG_ND_BTT (not configurable)

modulename: nd_btt.ko

configname: CONFIG_ND_BTT

Linux Kernel Configuration
└─>Device Drivers
└─>NVDIMM (Non-Volatile Memory Device) Support
└─>ND_BTT
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/nvdimm/