diff --git a/sys/arm64/rockchip/rk_gpio.c b/sys/arm64/rockchip/rk_gpio.c
--- a/sys/arm64/rockchip/rk_gpio.c
+++ b/sys/arm64/rockchip/rk_gpio.c
@@ -76,7 +76,7 @@
     GPIO_INTR_EDGE_RISING | GPIO_INTR_EDGE_FALLING | \
     GPIO_INTR_LEVEL_HIGH | GPIO_INTR_LEVEL_LOW)
 
-#define	GPIO_FLAGS_PINCTRL	GPIO_PIN_PULLUP | GPIO_PIN_PULLDOWN
+#define	GPIO_FLAGS_PINCTRL	(GPIO_PIN_PULLUP | GPIO_PIN_PULLDOWN)
 #define	RK_GPIO_MAX_PINS	32
 
 struct pin_cached {