pinctrl: core: Add generic pinctrl functions for managing groups

[sfrench/cifs-2.6.git] / drivers / pinctrl / core.h

diff --git a/drivers/pinctrl/core.h b/drivers/pinctrl/core.h
index b04c59bf97016d09f8a9ad7915ad60747a2500b8..ad812a2d724880c86316c6a53ed434ccee4b42fd 100644 (file)
--- a/drivers/pinctrl/core.h
+++ b/drivers/pinctrl/core.h
@@ -26,6 +26,8 @@ struct pinctrl_gpio_range;
  *     this radix tree
  * @pin_group_tree: optionally each pin group can be stored in this radix tree
  * @num_groups: optionally number of groups can be kept here
+ * @pin_function_tree: optionally each function can be stored in this radix tree
+ * @num_functions: optionally number of functions can be kept here
  * @gpio_ranges: a list of GPIO ranges that is handled by this pin controller,
  *     ranges are added to this list at runtime
  * @dev: the device entry for this pin controller
@@ -46,6 +48,10 @@ struct pinctrl_dev {
 #ifdef CONFIG_GENERIC_PINCTRL_GROUPS
        struct radix_tree_root pin_group_tree;
        unsigned int num_groups;
+#endif
+#ifdef CONFIG_GENERIC_PINMUX_FUNCTIONS
+       struct radix_tree_root pin_function_tree;
+       unsigned int num_functions;
 #endif
        struct list_head gpio_ranges;
        struct device *dev;