build fixes after huge update

Change-Id: Ie4023dde7185c6544e9fda250b0b5c4786bdd633
Revert "workqueue: perform cpu down operations from low priority cpu_notifier()"

This reverts commit d3b42543cf269243ccf2add49008db879ff7f146.
Revert usb changes, lets stay with what we have

Change-Id: I3d89f31caff3d24bd5bc300252d05eb7b6dd53f4