gpio: of: provide optional of_mm_gpiochip_add_data() function

In the same spirit as we add an optional void *data argument
to the gpiochip_add_data() call, we need this also for
of_mm_gpiochip_add().

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 8 insertions, 2 deletions

diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h
index bb85a8eeba6a..092186c62ff4 100644
--- a/include/linux/of_gpio.h
+++ b/include/linux/of_gpio.h
@@ -51,8 +51,14 @@ static inline struct of_mm_gpio_chip *to_of_mm_gpio_chip(struct gpio_chip *gc)
 extern int of_get_named_gpio_flags(struct device_node *np,
                 const char *list_name, int index, enum of_gpio_flags *flags);
 
-extern int of_mm_gpiochip_add(struct device_node *np,
-                              struct of_mm_gpio_chip *mm_gc);
+extern int of_mm_gpiochip_add_data(struct device_node *np,
+                                   struct of_mm_gpio_chip *mm_gc,
+                                   void *data);
+static inline int of_mm_gpiochip_add(struct device_node *np,
+                                     struct of_mm_gpio_chip *mm_gc)
+{
+        return of_mm_gpiochip_add_data(np, mm_gc, NULL);
+}
 extern void of_mm_gpiochip_remove(struct of_mm_gpio_chip *mm_gc);
 
 extern int of_gpiochip_add(struct gpio_chip *gc);