regulator: cpr-regulator: add support for fine grained quotient adjustment

Add support for quotient adjustment that is decided based upon
the values read out of a combination of fuse parameters.  The
existing quotient adjustment only allows for a single set of
values that is applied to all chips.

CRs-Fixed: 762377
Change-Id: Ic6e4c28db3da7ea49a161273f66d0602f9711ac1
Signed-off-by: David Collins <collinsd@codeaurora.org>