diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
index d8e3c7a43678..dde372ce7569 100644
--- a/drivers/iio/adc/ad7606.c
+++ b/drivers/iio/adc/ad7606.c
@@ -1246,17 +1246,6 @@ int ad7606_probe(struct device *dev, int irq, void __iomem *base_address,
 			return -ERESTARTSYS;
 	}
 
-	st->write_scale = ad7606_write_scale_hw;
-	st->write_os = ad7606_write_os_hw;
-
-	ret = ad7606_sw_mode_setup(indio_dev);
-	if (ret)
-		return ret;
-
-	ret = ad7606_chan_scales_setup(indio_dev);
-	if (ret)
-		return ret;
-
 	/* If convst pin is not defined, setup PWM. */
 	if (!st->gpio_convst) {
 		st->cnvst_pwm = devm_pwm_get(dev, NULL);
@@ -1334,6 +1323,17 @@ int ad7606_probe(struct device *dev, int irq, void __iomem *base_address,
 			return ret;
 	}
 
+	st->write_scale = ad7606_write_scale_hw;
+	st->write_os = ad7606_write_os_hw;
+
+	ret = ad7606_sw_mode_setup(indio_dev);
+	if (ret)
+		return ret;
+
+	ret = ad7606_chan_scales_setup(indio_dev);
+	if (ret)
+		return ret;
+
 	return devm_iio_device_register(dev, indio_dev);
 }
 EXPORT_SYMBOL_NS_GPL(ad7606_probe, "IIO_AD7606");