AD4134_CH_VREG
regmap_reg_range(AD4134_CH_VREG(0), AD4134_CH_VREG(AD4134_NUM_CHANNELS)),
if (reg >= AD4134_CH_VREG(0))
.max_register = AD4134_CH_VREG(ARRAY_SIZE(ad4134_chan_set)),
ret = regmap_read(st->regmap, AD4134_CH_VREG(chan->channel), val);