misc: pm8xxx-vibrator: expose vibrator voltage levels via sysfs

Change-Id: Ia91118a24d9698cbeb42ebf5679d2499185131d0
Input: mousedev: use DYNAMIC_MINOR for psaux

* Avoids conflicts with other miscdevice registrations

Change-Id: Ic5d25dbce14ab80d9d9a48e7146b99976937c30b
Merge remote-tracking branch 'upstream/cm-10.2' into cm-10.2