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-rw-r--r--include/asm-generic/gpio.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index d6c379dc64fa..9cca3785cab8 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -141,6 +141,8 @@ extern int __gpio_to_irq(unsigned gpio);
141 * but more typically is configured entirely from userspace. 141 * but more typically is configured entirely from userspace.
142 */ 142 */
143extern int gpio_export(unsigned gpio, bool direction_may_change); 143extern int gpio_export(unsigned gpio, bool direction_may_change);
144extern int gpio_export_link(struct device *dev, const char *name,
145 unsigned gpio);
144extern void gpio_unexport(unsigned gpio); 146extern void gpio_unexport(unsigned gpio);
145 147
146#endif /* CONFIG_GPIO_SYSFS */ 148#endif /* CONFIG_GPIO_SYSFS */
@@ -185,6 +187,12 @@ static inline int gpio_export(unsigned gpio, bool direction_may_change)
185 return -ENOSYS; 187 return -ENOSYS;
186} 188}
187 189
190static inline int gpio_export_link(struct device *dev, const char *name,
191 unsigned gpio)
192{
193 return -ENOSYS;
194}
195
188static inline void gpio_unexport(unsigned gpio) 196static inline void gpio_unexport(unsigned gpio)
189{ 197{
190} 198}