AK4114_REG_RCS1
ucontrol->value.integer.value[0] = external_rate(reg_read(chip, AK4114_REG_RCS1));
rcs1 = reg_read(ak4114, AK4114_REG_RCS1);
rcs1 = reg_read(ak4114, AK4114_REG_RCS1);
chip->rcs1 = reg_read(chip, AK4114_REG_RCS1);