diff --git a/drivers/iio/adc/ad4130.c b/drivers/iio/adc/ad4130.c
index d22c63759c7bb..fe277dc1f0523 100644
--- a/drivers/iio/adc/ad4130.c
+++ b/drivers/iio/adc/ad4130.c
@@ -1863,7 +1863,7 @@ static int ad4130_setup_int_clk(struct ad4130_state *st)
 {
 	struct device *dev = &st->spi->dev;
 	struct device_node *of_node = dev_of_node(dev);
-	struct clk_init_data init;
+	struct clk_init_data init = {};
 	const char *clk_name;
 	struct clk *clk;
 	int ret;
@@ -1940,7 +1940,12 @@ static int ad4130_setup(struct iio_dev *indio_dev)
 	 * Configure all GPIOs for output. If configured, the interrupt function
 	 * of P2 takes priority over the GPIO out function.
 	 */
-	val =  AD4130_IO_CONTROL_GPIO_CTRL_MASK;
+	val = 0;
+	for (i = 0; i < AD4130_MAX_GPIOS; i++) {
+		if (st->pins_fn[i + AD4130_AIN2_P1] != AD4130_PIN_FN_NONE)
+			continue;
+		val |= FIELD_PREP(AD4130_IO_CONTROL_GPIO_CTRL_MASK, BIT(i));
+	}
 	val |= FIELD_PREP(AD4130_IO_CONTROL_INT_PIN_SEL_MASK, st->int_pin_sel);
 
 	ret = regmap_write(st->regmap, AD4130_IO_CONTROL_REG, val);