dlx: wlan: Import bcmdhd_4334_mcc from HTC 4.4.2 kernel

This is the wlan driver that is being used by the stock software.

Change-Id: Ief291bbdc658f161f8ec8cd7c24d24e052ade300
dlx: wlan: Add msm_otg_setclk hook used by bcmd_4334_mcc

This looks like some kind of scary crazy hack.  Keeping this
as a separate commit to make it visible in case it causes
problems in the future.

Change-Id: I2154ecb63b71316b22e65308f341dbebfe890aed
dlx: defconfig: Use BCMDHD_4334_MCC as per HTC 4.4.2 stock kernel

Change-Id: Ia82fa70dcd8cb625945c28759dfb3a42ac5f131c
dlx: wlan: Fix WiFi tethering

Change-Id: I70cc43a39c7f8adaf3dfead5d85782d1465c1294
cpufreq: interactive: Allow go_hispeed to be disabled

Specify 0 for go_hispeed_load to disable it.

Change-Id: Iff956e1784295e8d373ff8ad6ba4a306ff233f19