Sub GHz cape for Beaglebone

Hi,
Is there any Sub Ghz cape for beaglebone/board?
references for Sub Ghz devices from TI and NXP : http://www.ti.com/lsds/ti/wireless_connectivity/sub-1_ghz/overview.page
http://www.nxp.com/products/rf/low-power-tx-rx-ics/sub-ghz-rf:MC_71594