LXR linux/drivers/pinctrl/devicetree.h

   1/*
   2 * Internal interface to pinctrl device tree integration
   3 *
   4 * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
   5 *
   6 * This program is free software; you can redistribute it and/or modify it
   7 * under the terms and conditions of the GNU General Public License,
   8 * version 2, as published by the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope it will be useful, but WITHOUT
  11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13 * more details.
  14 *
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19struct of_phandle_args;
  20
  21#ifdef CONFIG_OF
  22
  23bool pinctrl_dt_has_hogs(struct pinctrl_dev *pctldev);
  24
  25void pinctrl_dt_free_maps(struct pinctrl *p);
  26int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev);
  27
  28int pinctrl_count_index_with_args(const struct device_node *np,
  29                                  const char *list_name);
  30
  31int pinctrl_parse_index_with_args(const struct device_node *np,
  32                                  const char *list_name, int index,
  33                                  struct of_phandle_args *out_args);
  34
  35#else
  36
  37static inline bool pinctrl_dt_has_hogs(struct pinctrl_dev *pctldev)
  38{
  39        return false;
  40}
  41
  42static inline int pinctrl_dt_to_map(struct pinctrl *p,
  43                                    struct pinctrl_dev *pctldev)
  44{
  45        return 0;
  46}
  47
  48static inline void pinctrl_dt_free_maps(struct pinctrl *p)
  49{
  50}
  51
  52static inline int pinctrl_count_index_with_args(const struct device_node *np,
  53                                                const char *list_name)
  54{
  55        return -ENODEV;
  56}
  57
  58static inline int
  59pinctrl_parse_index_with_args(const struct device_node *np,
  60                              const char *list_name, int index,
  61                              struct of_phandle_args *out_args)
  62{
  63        return -ENODEV;
  64}
  65
  66#endif
  67