drivers/pinctrl/devicetree.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Internal interface to pinctrl device tree integration
   4  *
   5  * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
   6  */
   7
   8 struct of_phandle_args;
   9
  10 #ifdef CONFIG_OF
  11
  12 bool pinctrl_dt_has_hogs(struct pinctrl_dev *pctldev);
  13
  14 void pinctrl_dt_free_maps(struct pinctrl *p);
  15 int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev);
  16
  17 int pinctrl_count_index_with_args(const struct device_node *np,
  18                                   const char *list_name);
  19
  20 int pinctrl_parse_index_with_args(const struct device_node *np,
  21                                   const char *list_name, int index,
  22                                   struct of_phandle_args *out_args);
  23
  24 #else
  25
  26 static inline bool pinctrl_dt_has_hogs(struct pinctrl_dev *pctldev)
  27 {
  28         return false;
  29 }
  30
  31 static inline int pinctrl_dt_to_map(struct pinctrl *p,
  32                                     struct pinctrl_dev *pctldev)
  33 {
  34         return 0;
  35 }
  36
  37 static inline void pinctrl_dt_free_maps(struct pinctrl *p)
  38 {
  39 }
  40
  41 static inline int pinctrl_count_index_with_args(const struct device_node *np,
  42                                                 const char *list_name)
  43 {
  44         return -ENODEV;
  45 }
  46
  47 static inline int
  48 pinctrl_parse_index_with_args(const struct device_node *np,
  49                               const char *list_name, int index,
  50                               struct of_phandle_args *out_args)
  51 {
  52         return -ENODEV;
  53 }
  54
  55 #endif