CONFIG_BT_INTEL (not configurable)

modulename: btintel.ko

configname: CONFIG_BT_INTEL

Linux Kernel Configuration
└─>Networking support
└─>Bluetooth subsystem support
└─>Bluetooth device drivers
└─>BT_INTEL
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/bluetooth/btintel.c
selects
CONFIG_REGMAP