AB8500_CAL_IBAT
if (!gpadc->cal_data[AB8500_CAL_IBAT].gain) {
res = (int) (ad_value * gpadc->cal_data[AB8500_CAL_IBAT].gain +
gpadc->cal_data[AB8500_CAL_IBAT].offset)
gpadc->cal_data[AB8500_CAL_IBAT].otp_calib_hi =
gpadc->cal_data[AB8500_CAL_IBAT].otp_calib_lo =
gpadc->cal_data[AB8500_CAL_IBAT].gain =
gpadc->cal_data[AB8500_CAL_IBAT].offset =
gpadc->cal_data[AB8500_CAL_IBAT].gain = 0;