BANK_3
ret = nct7904_read_reg(data, BANK_3, FANCTL1_FMR_REG + i);
ret = nct7904_read_reg(data, BANK_3, FANCTL1_OUT_REG + channel);
ret = nct7904_read_reg(data, BANK_3, FANCTL1_FMR_REG + channel);
ret = nct7904_write_reg(data, BANK_3, FANCTL1_OUT_REG + channel,
ret = nct7904_write_reg(data, BANK_3, FANCTL1_FMR_REG + channel,