makefile optimizations for snapdragon SoC's
lets keep things simple. removed non existent 7th bus speed from l2 cache , added a faster bus speed and reworked the whole frequency table for underclock below 384khz and overclock up to 1.7ghz
fixed a derp on my side, thats it for tonight, time to hit the sack
Merge pull request #3 from thirdzcee/rework1

cleaning up acpuclock-8627