some more merges from gerrit

- removed files
- modified drivers
- fixed READE.md

Change-Id: I47ae486df4dde3d60cc5e0e328194718dd396d87

README.md

@@ -38,7 +38,7 @@ changes are done, eventually a sync step should happen:
 1) ideally, this is done when work and wip match
 2) make sure branches mlz, master, wip and work are in sync with remote, push/pull otherwise
 3) cherry-pick commits from mlz to master
-4) make sure master and mlz branches match (git diff --name-only master..wip should only return README.md)
+4) make sure master and mlz branches match (git diff --name-only master..mlz should only return README.md)
 5) create branch new_work from master
 6) go through commits in wip and sort out:
    - core commits already pushed through gerrit are skipped