drivers/pinctrl/pinctrl-utils.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Utils functions to implement the pincontrol driver.
   4  *
   5  * Copyright (c) 2013, NVIDIA Corporation.
   6  *
   7  * Author: Laxman Dewangan <ldewangan@nvidia.com>
   8  */
   9 #ifndef __PINCTRL_UTILS_H__
  10 #define __PINCTRL_UTILS_H__
  11
  12 #include <linux/pinctrl/machine.h>
  13
  14 struct pinctrl_dev;
  15 struct pinctrl_map;
  16
  17 int pinctrl_utils_reserve_map(struct pinctrl_dev *pctldev,
  18                 struct pinctrl_map **map, unsigned *reserved_maps,
  19                 unsigned *num_maps, unsigned reserve);
  20 int pinctrl_utils_add_map_mux(struct pinctrl_dev *pctldev,
  21                 struct pinctrl_map **map, unsigned *reserved_maps,
  22                 unsigned *num_maps, const char *group,
  23                 const char *function);
  24 int pinctrl_utils_add_map_configs(struct pinctrl_dev *pctldev,
  25                 struct pinctrl_map **map, unsigned *reserved_maps,
  26                 unsigned *num_maps, const char *group,
  27                 unsigned long *configs, unsigned num_configs,
  28                 enum pinctrl_map_type type);
  29 int pinctrl_utils_add_config(struct pinctrl_dev *pctldev,
  30                 unsigned long **configs, unsigned *num_configs,
  31                 unsigned long config);
  32 void pinctrl_utils_free_map(struct pinctrl_dev *pctldev,
  33                 struct pinctrl_map *map, unsigned num_maps);
  34
  35 #endif /* __PINCTRL_UTILS_H__ */