2 files changed, 12 insertions, 0 deletions

diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index 204bed37e82d..485eeb6c4ef3 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -145,6 +145,7 @@ extern int __gpio_to_irq(unsigned gpio);
 extern int gpio_export(unsigned gpio, bool direction_may_change);
 extern int gpio_export_link(struct device *dev, const char *name,
                         unsigned gpio);
+extern int gpio_sysfs_set_active_low(unsigned gpio, int value);
 extern void gpio_unexport(unsigned gpio);
 
 #endif  /* CONFIG_GPIO_SYSFS */
@@ -197,6 +198,11 @@ static inline int gpio_export_link(struct device *dev, const char *name,
         return -ENOSYS;
 }
 
+static inline int gpio_sysfs_set_active_low(unsigned gpio, int value)
+{
+        return -ENOSYS;
+}
+
 static inline void gpio_unexport(unsigned gpio)
 {
 }
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 059bd189d35d..4e949a5b5b85 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -99,6 +99,12 @@ static inline int gpio_export_link(struct device *dev, const char *name,
         return -EINVAL;
 }
 
+static inline int gpio_sysfs_set_active_low(unsigned gpio, int value)
+{
+        /* GPIO can never have been requested */
+        WARN_ON(1);
+        return -EINVAL;
+}
 
 static inline void gpio_unexport(unsigned gpio)
 {