Revert "battery: first attempt to fix the sudden shutdowns"

This reverts commit 19212e4bfe540befcd324e051837e01e0b909a1b.
uv: add sysfs interface for CPUA

Change-Id: I1cefb469f19040576c1a15bb0fb37901b232f96a
uv/ov: min 700mV, max 1300mV. Fixed freeze on OV.

Change-Id: I9b55cee35dc6e56c4a41c90593f84a0fb41ce0e9
dynamic interactive: fix boost pulse interface and add dynamic freq boost

Change-Id: Iafbdb10e55427f501882e04a4fd98e81e961a068
Merge branch 'exp' into exp_old