BD79124_REG_AUTO_CHANNELS
ret = regmap_read(data->map, BD79124_REG_AUTO_CHANNELS, &val);
ret = regmap_write(data->map, BD79124_REG_AUTO_CHANNELS, val | BIT(chan));
ret = regmap_read(data->map, BD79124_REG_AUTO_CHANNELS, &enabled_chans);
ret = regmap_write(data->map, BD79124_REG_AUTO_CHANNELS,
ret = regmap_read(data->map, BD79124_REG_AUTO_CHANNELS, old);
ret = regmap_write(data->map, BD79124_REG_AUTO_CHANNELS, BIT(chan));
ret = regmap_write(data->map, BD79124_REG_AUTO_CHANNELS, old);
ret = regmap_write(data->map, BD79124_REG_AUTO_CHANNELS, 0x0);