thermal: Read raw values for ADC_TM calibration channels

Read raw values while measuring reference voltages for
ADC TM calibration channels REF_625mv, REF_1250v, REF_VDD
and REF_GND.

Change-Id: I3f5f032f7ebcd3c526c747de88808d56a907201d
Signed-off-by: Archana Sriram <apsrir@codeaurora.org>
1 file changed