beaglebone: move BBB-specific bits into a BBB config

Change-Id: If8551e362a15af83964a84a450f76293dc2b0cf0
3 files changed
tree: f1bb36daca6b9cea87e6221e41c026846886a878
  1. Config.in
  2. board/
  3. configs/
  4. external.desc
  5. external.mk
  6. package/