staging: logger: revert back to previous version
Revert "mutex: Queue mutex spinners with MCS lock to reduce cacheline contention"

This reverts commit e497cbcfad6079bd4a2ff2151ab5bac5f45287c8.
OMAP: Introduce device scale
omap: voltage: add missing '_info.volt_data' and '_vp->vlimits->vddmax' and adapt vddlimits to actual volt defines in opp44xx_data.c