drivers/pinctrl/pinmux.h

   1 /*
   2  * Internal interface between the core pin control system and the
   3  * pinmux portions
   4  *
   5  * Copyright (C) 2011 ST-Ericsson SA
   6  * Written on behalf of Linaro for ST-Ericsson
   7  * Based on bits of regulator core, gpio core and clk core
   8  *
   9  * Author: Linus Walleij <linus.walleij@linaro.org>
  10  *
  11  * License terms: GNU General Public License (GPL) version 2
  12  */
  13 #ifdef CONFIG_PINMUX
  14
  15 int pinmux_check_ops(struct pinctrl_dev *pctldev);
  16 void pinmux_init_device_debugfs(struct dentry *devroot,
  17                                 struct pinctrl_dev *pctldev);
  18 void pinmux_init_debugfs(struct dentry *subsys_root);
  19 int pinmux_hog_maps(struct pinctrl_dev *pctldev);
  20 void pinmux_unhog_maps(struct pinctrl_dev *pctldev);
  21
  22 #else
  23
  24 static inline int pinmux_check_ops(struct pinctrl_dev *pctldev)
  25 {
  26         return 0;
  27 }
  28
  29 static inline void pinmux_init_device_debugfs(struct dentry *devroot,
  30                                               struct pinctrl_dev *pctldev)
  31 {
  32 }
  33
  34 static inline void pinmux_init_debugfs(struct dentry *subsys_root)
  35 {
  36 }
  37
  38 static inline int pinmux_hog_maps(struct pinctrl_dev *pctldev)
  39 {
  40         return 0;
  41 }
  42
  43 static inline void pinmux_unhog_maps(struct pinctrl_dev *pctldev)
  44 {
  45 }
  46
  47 #endif