diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 346fbda39220..6c4d72872309 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -85,7 +85,7 @@ struct acpi_gpio_info {
 };
 
 /* gpio suffixes used for ACPI and device tree lookup */
-static const char * const gpio_suffixes[] = { "gpios", "gpio" };
+static __maybe_unused const char * const gpio_suffixes[] = { "gpios", "gpio" };
 
 #ifdef CONFIG_OF_GPIO
 struct gpio_desc *of_find_gpio(struct device *dev,