drivers/pinctrl/pinctrl-utils.h

   1 /*
   2  * Utils functions to implement the pincontrol driver.
   3  *
   4  * Copyright (c) 2013, NVIDIA Corporation.
   5  *
   6  * Author: Laxman Dewangan <ldewangan@nvidia.com>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation version 2.
  11  *
  12  * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
  13  * whether express or implied; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  20  * 02111-1307, USA
  21  */
  22 #ifndef __PINCTRL_UTILS_H__
  23 #define __PINCTRL_UTILS_H__
  24
  25 int pinctrl_utils_reserve_map(struct pinctrl_dev *pctldev,
  26                 struct pinctrl_map **map, unsigned *reserved_maps,
  27                 unsigned *num_maps, unsigned reserve);
  28 int pinctrl_utils_add_map_mux(struct pinctrl_dev *pctldev,
  29                 struct pinctrl_map **map, unsigned *reserved_maps,
  30                 unsigned *num_maps, const char *group,
  31                 const char *function);
  32 int pinctrl_utils_add_map_configs(struct pinctrl_dev *pctldev,
  33                 struct pinctrl_map **map, unsigned *reserved_maps,
  34                 unsigned *num_maps, const char *group,
  35                 unsigned long *configs, unsigned num_configs,
  36                 enum pinctrl_map_type type);
  37 int pinctrl_utils_add_config(struct pinctrl_dev *pctldev,
  38                 unsigned long **configs, unsigned *num_configs,
  39                 unsigned long config);
  40 void pinctrl_utils_dt_free_map(struct pinctrl_dev *pctldev,
  41                 struct pinctrl_map *map, unsigned num_maps);
  42
  43 #endif /* __PINCTRL_UTILS_H__ */