diff --git a/drivers/gpio/gpio_adp5585.c b/drivers/gpio/gpio_adp5585.c
index 8b7776407bf..0bb247cd2b9 100644
--- a/drivers/gpio/gpio_adp5585.c
+++ b/drivers/gpio/gpio_adp5585.c
@@ -193,7 +193,7 @@ static int gpio_adp5585_port_read(const struct device *dev, gpio_port_value_t *v
 
 	/** Read Input Register */
 
-	uint8_t gpi_status_reg;
+	uint8_t gpi_status_reg = ADP5585_GPI_STATUS_A;
 	uint8_t gpi_status_buf[2];
 
 	ret = i2c_write_read_dt(&parent_cfg->i2c_bus, &gpi_status_reg, 1U,