Microchip MRF24J40 transceiver driver

modulename: mrf24j40.ko
configname: CONFIG_IEEE802154_MRF24J40

Linux Kernel Configuration
└─> Device Drivers
└─> Network device support
└─> IEEE 802.15.4 drivers
└─> Microchip MRF24J40 transceiver driver

In linux kernel since version 3.1 (release Date: 2011-10-24)  

Say Y here to enable the MRF24J20 SPI 802.15.4 wireless

This driver can also be built as a module. To do so, say M here.
the module will be called 'mrf24j40'.

source code: