diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index 196111c91627..acf1cc2bee07 100644
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -47,7 +47,7 @@ struct bma180_part_info {
 
 	u8 int_reset_reg, int_reset_mask;
 	u8 sleep_reg, sleep_mask;
-	u8 bw_reg, bw_mask;
+	u8 bw_reg, bw_mask, bw_offset;
 	u8 scale_reg, scale_mask;
 	u8 power_reg, power_mask, lowpower_val;
 	u8 int_enable_reg, int_enable_mask;
@@ -103,6 +103,7 @@ struct bma180_part_info {
 
 #define BMA250_RANGE_MASK	GENMASK(3, 0) /* Range of accel values */
 #define BMA250_BW_MASK		GENMASK(4, 0) /* Accel bandwidth */
+#define BMA250_BW_OFFSET	8
 #define BMA250_SUSPEND_MASK	BIT(7) /* chip will sleep */
 #define BMA250_LOWPOWER_MASK	BIT(6)
 #define BMA250_DATA_INTEN_MASK	BIT(4)
@@ -241,7 +242,8 @@ static int bma180_set_bw(struct bma180_data *data, int val)
 	for (i = 0; i < data->part_info->num_bw; ++i) {
 		if (data->part_info->bw_table[i] == val) {
 			ret = bma180_set_bits(data, data->part_info->bw_reg,
-				data->part_info->bw_mask, i);
+				data->part_info->bw_mask,
+				i + data->part_info->bw_offset);
 			if (ret) {
 				dev_err(&data->client->dev,
 					"failed to set bandwidth\n");
@@ -669,6 +671,7 @@ static const struct bma180_part_info bma180_part_info[] = {
 		.sleep_mask = BMA250_SUSPEND_MASK,
 		.bw_reg = BMA250_BW_REG,
 		.bw_mask = BMA250_BW_MASK,
+		.bw_offset = BMA250_BW_OFFSET,
 		.scale_reg = BMA250_RANGE_REG,
 		.scale_mask = BMA250_RANGE_MASK,
 		.power_reg = BMA250_POWER_REG,