diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index ec0ae6f85945a1b2ecc0d0a47c0b5fe4f09ea68f..84d5b6939e6adb27f9c5bc3e272121425825ab38 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -91,19 +91,16 @@ static const struct inv_mpu6050_chip_config chip_config_6050 = {
 /* Indexed by enum inv_devices */
 static const struct inv_mpu6050_hw hw_info[] = {
 	{
-		.num_reg = 117,
 		.name = "MPU6050",
 		.reg = &reg_set_6050,
 		.config = &chip_config_6050,
 	},
 	{
-		.num_reg = 117,
 		.name = "MPU6500",
 		.reg = &reg_set_6500,
 		.config = &chip_config_6050,
 	},
 	{
-		.num_reg = 117,
 		.name = "MPU6000",
 		.reg = &reg_set_6050,
 		.config = &chip_config_6050,
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
index 52d60cdc9f165e5aab84e66bb6e36433fd534dd5..26b63993ba00c40850560efddc98c0b961dc9868 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
@@ -93,13 +93,11 @@ struct inv_mpu6050_chip_config {
 
 /**
  *  struct inv_mpu6050_hw - Other important hardware information.
- *  @num_reg:	Number of registers on device.
  *  @name:      name of the chip.
  *  @reg:   register map of the chip.
  *  @config:    configuration of the chip.
  */
 struct inv_mpu6050_hw {
-	u8 num_reg;
 	u8 *name;
 	const struct inv_mpu6050_reg_map *reg;
 	const struct inv_mpu6050_chip_config *config;