diff --git a/drivers/iio/adc/ad7173.c b/drivers/iio/adc/ad7173.c
index 52fce43e4ce1..04533b37d9ec 100644
--- a/drivers/iio/adc/ad7173.c
+++ b/drivers/iio/adc/ad7173.c
@@ -166,6 +166,7 @@ struct ad7173_device_info {
 	unsigned int clock;
 	unsigned int id;
 	char *name;
+	const struct ad_sigma_delta_info *sd_info;
 	bool has_current_inputs;
 	bool has_vincom_input;
 	bool has_temp;
@@ -199,7 +200,6 @@ struct ad7173_channel {
 
 struct ad7173_state {
 	struct ad_sigma_delta sd;
-	struct ad_sigma_delta_chip_info sigma_delta_info;
 	const struct ad7173_device_info *info;
 	struct ad7173_channel *channels;
 	struct regulator_bulk_data regulators[3];
@@ -258,223 +258,6 @@ static unsigned int ad4111_current_channel_config[] = {
 	0x18B, /* 12:IIN3+   11:IIN3− */
 };
 
-static const struct ad7173_device_info ad4111_device_info = {
-	.name = "ad4111",
-	.id = AD4111_ID,
-	.num_voltage_in_div = 8,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_voltage_in = 8,
-	.num_gpios = 2,
-	.higher_gpio_bits = true,
-	.has_temp = true,
-	.has_vincom_input = true,
-	.has_input_buf = true,
-	.has_current_inputs = true,
-	.has_int_ref = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad4112_device_info = {
-	.name = "ad4112",
-	.id = AD4112_ID,
-	.num_voltage_in_div = 8,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_voltage_in = 8,
-	.num_gpios = 2,
-	.higher_gpio_bits = true,
-	.has_vincom_input = true,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_current_inputs = true,
-	.has_int_ref = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad4113_device_info = {
-	.name = "ad4113",
-	.id = AD4113_ID,
-	.num_voltage_in_div = 8,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_voltage_in = 8,
-	.num_gpios = 2,
-	.data_reg_only_16bit = true,
-	.higher_gpio_bits = true,
-	.has_vincom_input = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad4114_device_info = {
-	.name = "ad4114",
-	.id = AD4114_ID,
-	.num_voltage_in_div = 16,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_voltage_in = 16,
-	.num_gpios = 4,
-	.has_vincom_input = true,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad4115_device_info = {
-	.name = "ad4115",
-	.id = AD4115_ID,
-	.num_voltage_in_div = 16,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_voltage_in = 16,
-	.num_gpios = 4,
-	.has_vincom_input = true,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.clock = 8 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad4115_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad4115_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad4116_device_info = {
-	.name = "ad4116",
-	.id = AD4116_ID,
-	.num_voltage_in_div = 11,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_voltage_in = 16,
-	.num_gpios = 4,
-	.has_vincom_input = true,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.clock = 4 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad4116_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad4116_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7172_2_device_info = {
-	.name = "ad7172-2",
-	.id = AD7172_2_ID,
-	.num_voltage_in = 5,
-	.num_channels = 4,
-	.num_configs = 4,
-	.num_gpios = 2,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.has_pow_supply_monitoring = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7172_4_device_info = {
-	.name = "ad7172-4",
-	.id = AD7172_4_ID,
-	.num_voltage_in = 9,
-	.num_channels = 8,
-	.num_configs = 8,
-	.num_gpios = 4,
-	.has_input_buf = true,
-	.has_ref2 = true,
-	.has_pow_supply_monitoring = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7173_8_device_info = {
-	.name = "ad7173-8",
-	.id = AD7173_ID,
-	.num_voltage_in = 17,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_gpios = 4,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.has_ref2 = true,
-	.clock = 2 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7173_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7175_2_device_info = {
-	.name = "ad7175-2",
-	.id = AD7175_2_ID,
-	.num_voltage_in = 5,
-	.num_channels = 4,
-	.num_configs = 4,
-	.num_gpios = 2,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.has_pow_supply_monitoring = true,
-	.clock = 16 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7175_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7175_8_device_info = {
-	.name = "ad7175-8",
-	.id = AD7175_8_ID,
-	.num_voltage_in = 17,
-	.num_channels = 16,
-	.num_configs = 8,
-	.num_gpios = 4,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.has_ref2 = true,
-	.has_pow_supply_monitoring = true,
-	.clock = 16 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7175_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7176_2_device_info = {
-	.name = "ad7176-2",
-	.id = AD7176_ID,
-	.num_voltage_in = 5,
-	.num_channels = 4,
-	.num_configs = 4,
-	.num_gpios = 2,
-	.has_int_ref = true,
-	.clock = 16 * HZ_PER_MHZ,
-	.sinc5_data_rates = ad7175_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
-};
-
-static const struct ad7173_device_info ad7177_2_device_info = {
-	.name = "ad7177-2",
-	.id = AD7177_ID,
-	.num_voltage_in = 5,
-	.num_channels = 4,
-	.num_configs = 4,
-	.num_gpios = 2,
-	.has_temp = true,
-	.has_input_buf = true,
-	.has_int_ref = true,
-	.has_pow_supply_monitoring = true,
-	.clock = 16 * HZ_PER_MHZ,
-	.odr_start_value = AD7177_ODR_START_VALUE,
-	.sinc5_data_rates = ad7175_sinc5_data_rates,
-	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
-};
-
 static const char *const ad7173_ref_sel_str[] = {
 	[AD7173_SETUP_REF_SEL_EXT_REF]    = "vref",
 	[AD7173_SETUP_REF_SEL_EXT_REF2]   = "vref2",
@@ -753,7 +536,21 @@ static int ad7173_disable_one(struct ad_sigma_delta *sd, unsigned int chan)
 	return ad_sd_write_reg(sd, AD7173_REG_CH(chan), 2, 0);
 }
 
-static const struct ad_sigma_delta_info ad7173_sigma_delta_info = {
+static const struct ad_sigma_delta_info ad7173_sigma_delta_info_4_slots = {
+	.set_channel = ad7173_set_channel,
+	.append_status = ad7173_append_status,
+	.disable_all = ad7173_disable_all,
+	.disable_one = ad7173_disable_one,
+	.set_mode = ad7173_set_mode,
+	.has_registers = true,
+	.addr_shift = 0,
+	.read_mask = BIT(6),
+	.status_ch_mask = GENMASK(3, 0),
+	.data_reg = AD7173_REG_DATA,
+	.num_slots = 4,
+};
+
+static const struct ad_sigma_delta_info ad7173_sigma_delta_info_8_slots = {
 	.set_channel = ad7173_set_channel,
 	.append_status = ad7173_append_status,
 	.disable_all = ad7173_disable_all,
@@ -764,6 +561,237 @@ static const struct ad_sigma_delta_info ad7173_sigma_delta_info = {
 	.read_mask = BIT(6),
 	.status_ch_mask = GENMASK(3, 0),
 	.data_reg = AD7173_REG_DATA,
+	.num_slots = 8,
+};
+
+static const struct ad7173_device_info ad4111_device_info = {
+	.name = "ad4111",
+	.id = AD4111_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in_div = 8,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_voltage_in = 8,
+	.num_gpios = 2,
+	.higher_gpio_bits = true,
+	.has_temp = true,
+	.has_vincom_input = true,
+	.has_input_buf = true,
+	.has_current_inputs = true,
+	.has_int_ref = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad4112_device_info = {
+	.name = "ad4112",
+	.id = AD4112_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in_div = 8,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_voltage_in = 8,
+	.num_gpios = 2,
+	.higher_gpio_bits = true,
+	.has_vincom_input = true,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_current_inputs = true,
+	.has_int_ref = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad4113_device_info = {
+	.name = "ad4113",
+	.id = AD4113_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in_div = 8,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_voltage_in = 8,
+	.num_gpios = 2,
+	.data_reg_only_16bit = true,
+	.higher_gpio_bits = true,
+	.has_vincom_input = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad4114_device_info = {
+	.name = "ad4114",
+	.id = AD4114_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in_div = 16,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_voltage_in = 16,
+	.num_gpios = 4,
+	.has_vincom_input = true,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad4115_device_info = {
+	.name = "ad4115",
+	.id = AD4115_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in_div = 16,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_voltage_in = 16,
+	.num_gpios = 4,
+	.has_vincom_input = true,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.clock = 8 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad4115_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad4115_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad4116_device_info = {
+	.name = "ad4116",
+	.id = AD4116_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in_div = 11,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_voltage_in = 16,
+	.num_gpios = 4,
+	.has_vincom_input = true,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.clock = 4 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad4116_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad4116_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7172_2_device_info = {
+	.name = "ad7172-2",
+	.id = AD7172_2_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in = 5,
+	.num_channels = 4,
+	.num_configs = 4,
+	.num_gpios = 2,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.has_pow_supply_monitoring = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7172_4_device_info = {
+	.name = "ad7172-4",
+	.id = AD7172_4_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in = 9,
+	.num_channels = 8,
+	.num_configs = 8,
+	.num_gpios = 4,
+	.has_input_buf = true,
+	.has_ref2 = true,
+	.has_pow_supply_monitoring = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7173_8_device_info = {
+	.name = "ad7173-8",
+	.id = AD7173_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in = 17,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_gpios = 4,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.has_ref2 = true,
+	.clock = 2 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7173_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7173_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7175_2_device_info = {
+	.name = "ad7175-2",
+	.id = AD7175_2_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in = 5,
+	.num_channels = 4,
+	.num_configs = 4,
+	.num_gpios = 2,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.has_pow_supply_monitoring = true,
+	.clock = 16 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7175_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7175_8_device_info = {
+	.name = "ad7175-8",
+	.id = AD7175_8_ID,
+	.sd_info = &ad7173_sigma_delta_info_8_slots,
+	.num_voltage_in = 17,
+	.num_channels = 16,
+	.num_configs = 8,
+	.num_gpios = 4,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.has_ref2 = true,
+	.has_pow_supply_monitoring = true,
+	.clock = 16 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7175_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7176_2_device_info = {
+	.name = "ad7176-2",
+	.id = AD7176_ID,
+	.sd_info = &ad7173_sigma_delta_info_4_slots,
+	.num_voltage_in = 5,
+	.num_channels = 4,
+	.num_configs = 4,
+	.num_gpios = 2,
+	.has_int_ref = true,
+	.clock = 16 * HZ_PER_MHZ,
+	.sinc5_data_rates = ad7175_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
+};
+
+static const struct ad7173_device_info ad7177_2_device_info = {
+	.name = "ad7177-2",
+	.id = AD7177_ID,
+	.sd_info = &ad7173_sigma_delta_info_4_slots,
+	.num_voltage_in = 5,
+	.num_channels = 4,
+	.num_configs = 4,
+	.num_gpios = 2,
+	.has_temp = true,
+	.has_input_buf = true,
+	.has_int_ref = true,
+	.has_pow_supply_monitoring = true,
+	.clock = 16 * HZ_PER_MHZ,
+	.odr_start_value = AD7177_ODR_START_VALUE,
+	.sinc5_data_rates = ad7175_sinc5_data_rates,
+	.num_sinc5_data_rates = ARRAY_SIZE(ad7175_sinc5_data_rates),
 };
 
 static int ad7173_setup(struct iio_dev *indio_dev)
@@ -1429,9 +1457,7 @@ static int ad7173_probe(struct spi_device *spi)
 	spi->mode = SPI_MODE_3;
 	spi_setup(spi);
 
-	st->sigma_delta_info = ad7173_sigma_delta_info;
-	st->sigma_delta_info.num_slots = st->info->num_configs;
-	ret = ad_sd_init(&st->sd, indio_dev, spi, &st->sigma_delta_info);
+	ret = ad_sd_init(&st->sd, indio_dev, spi, st->info->sd_info);
 	if (ret)
 		return ret;
 
