iio: chemical: atlas-ezo-sensor: Simplify probe()

Simplify the probe() by replacing device_get_match_data() and ID lookup
match by i2c_get_match_data() as we have similar I2C and DT-based matching
table.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230818183128.334233-1-biju.das.jz@bp.renesas.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/chemical/atlas-ezo-sensor.c

@@ -203,7 +203,6 @@ MODULE_DEVICE_TABLE(of, atlas_ezo_dt_ids);
 
 static int atlas_ezo_probe(struct i2c_client *client)
 {
-	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	const struct atlas_ezo_device *chip;
 	struct atlas_ezo_data *data;
 	struct iio_dev *indio_dev;
@@ -212,10 +211,7 @@ static int atlas_ezo_probe(struct i2c_client *client)
 	if (!indio_dev)
 		return -ENOMEM;
 
-	if (dev_fwnode(&client->dev))
-		chip = device_get_match_data(&client->dev);
-	else
-		chip = (const struct atlas_ezo_device *)id->driver_data;
+	chip = i2c_get_match_data(client);
 	if (!chip)
 		return -EINVAL;