Revert "fastchg: Only enable fast charge GPIO as long as we actually have some charging to do."

This reverts commit b0e6112b57d8580f681ff86b6bf6bdd4e3bd02cb.
Revert "fastchg: Remove vestigial fsa9480 "force AC" switch."

This reverts commit 0fadbed4b33bcba335a20690fb4e037523fcb276.
Revert "fastchg: change fast charge to override the high current GPIO, not the USB cable mode"

This reverts commit 1115b0fee270bc3aeb80c028c866e3302028105b.
Added Fast Charge by Chad Froebel

Conflicts:
	arch/arm/mach-omap2/Kconfig