1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * OpenFirmware regulator support routines
4  *
5  */
6 
7 #ifndef __LINUX_OF_REG_H
8 #define __LINUX_OF_REG_H
9 
10 struct regulator_desc;
11 
12 struct of_regulator_match {
13 	const char *name;
14 	void *driver_data;
15 	struct regulator_init_data *init_data;
16 	struct device_node *of_node;
17 	const struct regulator_desc *desc;
18 };
19 
20 #if defined(CONFIG_OF)
21 extern struct regulator_init_data
22 	*of_get_regulator_init_data(struct device *dev,
23 				    struct device_node *node,
24 				    const struct regulator_desc *desc);
25 extern int of_regulator_match(struct device *dev, struct device_node *node,
26 			      struct of_regulator_match *matches,
27 			      unsigned int num_matches);
28 #else
29 static inline struct regulator_init_data
30 	*of_get_regulator_init_data(struct device *dev,
31 				    struct device_node *node,
32 				    const struct regulator_desc *desc)
33 {
34 	return NULL;
35 }
36 
37 static inline int of_regulator_match(struct device *dev,
38 				     struct device_node *node,
39 				     struct of_regulator_match *matches,
40 				     unsigned int num_matches)
41 {
42 	return 0;
43 }
44 #endif /* CONFIG_OF */
45 
46 #endif /* __LINUX_OF_REG_H */
47