cpufreq: fix build warnings from b68c3a7/28e25a6
cypress-touchkey: add delay for gesture-only touch mode
wacom/cypress-touchkey: wacom sysfs additions and touchkey block

- a bunch of additional sysfs entries for the wacom driver
- wacom booster is now configurable
- touchkeys are locked when epen is within hovering range
- adjustable x,y offset