LTC4282_CHAN_VSOURCE
st->in0_1_cache[LTC4282_CHAN_VSOURCE].en = FIELD_GET(LTC4282_VDD_MONITOR_MASK,
if (!st->in0_1_cache[LTC4282_CHAN_VSOURCE].en) {
&st->in0_1_cache[LTC4282_CHAN_VSOURCE].in_max_raw);
st->in0_1_cache[LTC4282_CHAN_VSOURCE].in_lowest = st->vfs_out;
if (channel == LTC4282_CHAN_VSOURCE)