Restructure and add a defconfig for BeagleBone Black

...which builds upon work by Pieter Smith that was imported in the
previous commit.

Change-Id: I9e83096c45cd83b0bc4e687a64075369b70d0661
7 files changed
tree: 5e513562467cc2d3e96e0d01d2efc5843f21fec1
  1. Config.in
  2. board/
  3. configs/
  4. external.desc
  5. external.mk
  6. package/