Revision as of 13:20, 18 May 2013

Using the Microchip IEEE 802.15.4 Radio on the BeagleBone Black

To load support for the Microchip MRF24J40 execute the following:

#echo BB-BONE-MRF24J40 > /sys/devices/bone_capemgr.8/slots

This should result in following kernel debug messages:

[  883.483409] bone-capemgr bone_capemgr.8: part_number 'BB-BONE-MRF24J40', version 'N/A'
[  883.483585] bone-capemgr bone_capemgr.8: slot #6: specific override
[  883.483660] bone-capemgr bone_capemgr.8: bone: Using override eeprom data at slot 6
[  883.483716] bone-capemgr bone_capemgr.8: slot #6: 'Bone-MRF24J40,00A0,Signal 11 Softwa,BB-BONE-MRF24J40'
[  883.484028] bone-capemgr bone_capemgr.8: slot #6: Requesting firmware 'cape-bone-mrf24j40-00A0.dtbo' for board-name 'Bone-MRF24J40', version '00A0'
[  883.484113] bone-capemgr bone_capemgr.8: slot #6: dtbo 'cape-bone-mrf24j40-00A0.dtbo' loaded; converting to live tree
[  883.484629] bone-capemgr bone_capemgr.8: slot #6: #2 overlays
[  883.594180] edma-dma-engine edma-dma-engine.0: allocated channel for 0:43
[  883.594350] edma-dma-engine edma-dma-engine.0: allocated channel for 0:42
[  883.595019] mrf24j40: probe(). IRQ: 205
[  883.599630] bone-capemgr bone_capemgr.8: slot #6: Applied #2 overlays.