arm: kernel: remove EngineerID

Change-Id: Ie494444426147dc233dd3733e4dce80149b2869b
remove hw3d references

Change-Id: I362091061fd27cf8e6eeb1950b2a166b3a764d9c
remove HW3D from makefile

Change-Id: I46b7f6404ab02541486266a280bfd97c96abf1c7
remove HW3D config

Change-Id: I777d17a9abdbd473f6697c177e8f745e52cf99d4
mach-msm: bravo: renable footswitch