msm: krait-regulator: use phase management for v2

The PMIC 8841 v2 that comes with msm8974 v2 is capable of doing
phase switching on ganged regulators. Enable this feature for
v2.

Change-Id: I21826f4cf7be332f5ab7621325fa6cbe6aa2ea95
Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
5 files changed