drivers/pinctrl/devicetree.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * Internal interface to pinctrl device tree integration
0004  *
0005  * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
0006  */
0007
0008 struct of_phandle_args;
0009
0010 #ifdef CONFIG_OF
0011
0012 void pinctrl_dt_free_maps(struct pinctrl *p);
0013 int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev);
0014
0015 int pinctrl_count_index_with_args(const struct device_node *np,
0016                   const char *list_name);
0017
0018 int pinctrl_parse_index_with_args(const struct device_node *np,
0019                   const char *list_name, int index,
0020                   struct of_phandle_args *out_args);
0021
0022 #else
0023
0024 static inline int pinctrl_dt_to_map(struct pinctrl *p,
0025                     struct pinctrl_dev *pctldev)
0026 {
0027     return 0;
0028 }
0029
0030 static inline void pinctrl_dt_free_maps(struct pinctrl *p)
0031 {
0032 }
0033
0034 static inline int pinctrl_count_index_with_args(const struct device_node *np,
0035                         const char *list_name)
0036 {
0037     return -ENODEV;
0038 }
0039
0040 static inline int
0041 pinctrl_parse_index_with_args(const struct device_node *np,
0042                   const char *list_name, int index,
0043                   struct of_phandle_args *out_args)
0044 {
0045     return -ENODEV;
0046 }
0047
0048 #endif