[bossac] add README and patch to build the bossac tool

Change-Id: Ib12f6102e1628cbcb969eff55b806d69b50f5ccb
2 files changed
tree: c88001efd90b94f61823fb493fabf2dd7c6ab14f
  1. .gitignore
  2. COPYING
  3. MakefileBasedBuild/
  4. hardware/
  5. library/
  6. tools/