disable perf events

Change-Id: I42102ba05ff6e7b1c627c6702d78e910af083969
Revert "intelli-plug: disable by default"

This reverts commit 9bfc124bf702493ba43869bbc50cfc6087ada9db.

Change-Id: Ia4f8139edf9a491d0e47345786e7cc63617e0564
drivers: remove useless exfat check, we have it so use it

Change-Id: I015e085426e917d0ad6a538d05e4b567c5e32f53