arm/dt: msm-pm8941: Update fast average settings

Update fast average settings mode for BTM channels from
0 to 0x3 (8 sample average). Averaging helps with
obtaining average readings over few samples rather
than using a single ADC measurement.

Change-Id: I990b96db0b28202b97440c47a138355a87d68d74
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>
1 file changed