1 #ifndef __OF_RESERVED_MEM_H
2 #define __OF_RESERVED_MEM_H
3 
4 struct device;
5 struct of_phandle_args;
6 struct reserved_mem_ops;
7 
8 struct reserved_mem {
9 	const char			*name;
10 	unsigned long			fdt_node;
11 	const struct reserved_mem_ops	*ops;
12 	phys_addr_t			base;
13 	phys_addr_t			size;
14 	void				*priv;
15 };
16 
17 struct reserved_mem_ops {
18 	void	(*device_init)(struct reserved_mem *rmem,
19 			       struct device *dev);
20 	void	(*device_release)(struct reserved_mem *rmem,
21 				  struct device *dev);
22 };
23 
24 typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem);
25 
26 #define RESERVEDMEM_OF_DECLARE(name, compat, init)			\
27 	_OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn)
28 
29 #ifdef CONFIG_OF_RESERVED_MEM
30 void fdt_init_reserved_mem(void);
31 void fdt_reserved_mem_save_node(unsigned long node, const char *uname,
32 			       phys_addr_t base, phys_addr_t size);
33 #else
34 static inline void fdt_init_reserved_mem(void) { }
35 static inline void fdt_reserved_mem_save_node(unsigned long node,
36 		const char *uname, phys_addr_t base, phys_addr_t size) { }
37 #endif
38 
39 #endif /* __OF_RESERVED_MEM_H */
40