staging: iio: ad7780: move regulator to after GPIO init

To maintain consistency between ad7780_probe and ad7780_remove orders,
regulator initialization has been moved to after GPIO initializations.
Signed-off-by: Renato Lui Geh <renatogeh@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/staging/iio/adc/ad7780.c

@@ -295,16 +295,6 @@ static int ad7780_probe(struct spi_device *spi)
 
 	ad_sd_init(&st->sd, indio_dev, spi, &ad7780_sigma_delta_info);
 
-	st->reg = devm_regulator_get(&spi->dev, "avdd");
-	if (IS_ERR(st->reg))
-		return PTR_ERR(st->reg);
-
-	ret = regulator_enable(st->reg);
-	if (ret) {
-		dev_err(&spi->dev, "Failed to enable specified AVdd supply\n");
-		return ret;
-	}
-
 	st->chip_info =
 		&ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data];
 
@@ -321,6 +311,16 @@ static int ad7780_probe(struct spi_device *spi)
 	if (ret)
 		goto error_cleanup_buffer_and_trigger;
 
+	st->reg = devm_regulator_get(&spi->dev, "avdd");
+	if (IS_ERR(st->reg))
+		return PTR_ERR(st->reg);
+
+	ret = regulator_enable(st->reg);
+	if (ret) {
+		dev_err(&spi->dev, "Failed to enable specified AVdd supply\n");
+		return ret;
+	}
+
 	ret = ad_sd_setup_buffer_and_trigger(indio_dev);
 	if (ret)
 		goto error_disable_reg;