cpufreq: add 84MHz step, refactor Voltage tables
Touchscreen stuff from, tbalden, flar2 and on my own (dt2w, s2w, s2s,h2w, h2s) Thanks to FLAR2 ND TBALDEN
BLN, patchset 6 from gerrit
bcmdhd update to 1.88.21, thanks to Daniel Hillenbrand at CM for sharing