gpiolib: provide provision to register pin ranges

[mirror_ubuntu-artful-kernel.git] / include / linux / pinctrl / pinctrl.h

diff --git a/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h
index eda04674633dd9ded2dd7cdcca293e3a8a87234a..434e5a94e131ab5ee9b04024a0fcfa8979071da0 100644 (file)
--- a/include/linux/pinctrl/pinctrl.h
+++ b/include/linux/pinctrl/pinctrl.h
@@ -136,6 +136,23 @@ extern void pinctrl_add_gpio_ranges(struct pinctrl_dev *pctldev,
                                unsigned nranges);
 extern void pinctrl_remove_gpio_range(struct pinctrl_dev *pctldev,
                                struct pinctrl_gpio_range *range);
+
+extern struct pinctrl_dev *find_pinctrl_and_add_gpio_range(const char *devname,
+               struct pinctrl_gpio_range *range);
+
+#ifdef CONFIG_OF
+extern struct pinctrl_dev *of_pinctrl_add_gpio_range(struct device_node *np,
+               struct pinctrl_gpio_range *range);
+#else
+static inline
+struct pinctrl_dev *of_pinctrl_add_gpio_range(struct device_node *np,
+               struct pinctrl_gpio_range *range)
+{
+       return NULL;
+}
+
+#endif /* CONFIG_OF */
+
 extern const char *pinctrl_dev_get_name(struct pinctrl_dev *pctldev);
 extern void *pinctrl_dev_get_drvdata(struct pinctrl_dev *pctldev);
 #else