diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 39745b8..2157717 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -106,6 +106,7 @@
 
 struct device;
 struct gpio_chip;
+struct pinctrl_dev;
 
 static inline bool gpio_is_valid(int number)
 {
@@ -220,19 +221,6 @@
 	return -EINVAL;
 }
 
-static inline int gpiochip_lock_as_irq(struct gpio_chip *chip,
-				       unsigned int offset)
-{
-	WARN_ON(1);
-	return -EINVAL;
-}
-
-static inline void gpiochip_unlock_as_irq(struct gpio_chip *chip,
-					  unsigned int offset)
-{
-	WARN_ON(1);
-}
-
 static inline int irq_to_gpio(unsigned irq)
 {
 	/* irq can never have been returned from gpio_to_irq() */
@@ -240,30 +228,6 @@
 	return -EINVAL;
 }
 
-static inline int
-gpiochip_add_pin_range(struct gpio_chip *chip, const char *pinctl_name,
-		       unsigned int gpio_offset, unsigned int pin_offset,
-		       unsigned int npins)
-{
-	WARN_ON(1);
-	return -EINVAL;
-}
-
-static inline int
-gpiochip_add_pingroup_range(struct gpio_chip *chip,
-			struct pinctrl_dev *pctldev,
-			unsigned int gpio_offset, const char *pin_group)
-{
-	WARN_ON(1);
-	return -EINVAL;
-}
-
-static inline void
-gpiochip_remove_pin_ranges(struct gpio_chip *chip)
-{
-	WARN_ON(1);
-}
-
 static inline int devm_gpio_request(struct device *dev, unsigned gpio,
 				    const char *label)
 {