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6b884a8d GL |
1 | #ifndef __OF_ADDRESS_H |
2 | #define __OF_ADDRESS_H | |
3 | #include <linux/ioport.h> | |
99ce39e3 | 4 | #include <linux/errno.h> |
6b884a8d GL |
5 | #include <linux/of.h> |
6 | ||
a850a755 | 7 | #ifdef CONFIG_OF_ADDRESS |
0131d897 | 8 | extern u64 of_translate_address(struct device_node *np, const __be32 *addr); |
5d61b165 | 9 | extern bool of_can_translate_address(struct device_node *dev); |
1f5bef30 GL |
10 | extern int of_address_to_resource(struct device_node *dev, int index, |
11 | struct resource *r); | |
90e33f62 GL |
12 | extern struct device_node *of_find_matching_node_by_address( |
13 | struct device_node *from, | |
14 | const struct of_device_id *matches, | |
15 | u64 base_address); | |
6b884a8d GL |
16 | extern void __iomem *of_iomap(struct device_node *device, int index); |
17 | ||
22ae782f GL |
18 | /* Extract an address from a device, returns the region size and |
19 | * the address space flags too. The PCI version uses a BAR number | |
20 | * instead of an absolute index | |
21 | */ | |
47b1e689 | 22 | extern const __be32 *of_get_address(struct device_node *dev, int index, |
22ae782f GL |
23 | u64 *size, unsigned int *flags); |
24 | ||
25 | #ifndef pci_address_to_pio | |
26 | static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; } | |
27 | #define pci_address_to_pio pci_address_to_pio | |
28 | #endif | |
29 | ||
a850a755 | 30 | #else /* CONFIG_OF_ADDRESS */ |
0bce04be | 31 | #ifndef of_address_to_resource |
a850a755 GL |
32 | static inline int of_address_to_resource(struct device_node *dev, int index, |
33 | struct resource *r) | |
34 | { | |
35 | return -EINVAL; | |
36 | } | |
0bce04be | 37 | #endif |
a850a755 GL |
38 | static inline struct device_node *of_find_matching_node_by_address( |
39 | struct device_node *from, | |
40 | const struct of_device_id *matches, | |
41 | u64 base_address) | |
42 | { | |
43 | return NULL; | |
44 | } | |
0e622d39 | 45 | #ifndef of_iomap |
a850a755 GL |
46 | static inline void __iomem *of_iomap(struct device_node *device, int index) |
47 | { | |
48 | return NULL; | |
49 | } | |
0e622d39 | 50 | #endif |
47b1e689 | 51 | static inline const __be32 *of_get_address(struct device_node *dev, int index, |
a850a755 GL |
52 | u64 *size, unsigned int *flags) |
53 | { | |
54 | return NULL; | |
55 | } | |
56 | #endif /* CONFIG_OF_ADDRESS */ | |
57 | ||
58 | ||
59 | #if defined(CONFIG_OF_ADDRESS) && defined(CONFIG_PCI) | |
0131d897 | 60 | extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, |
22ae782f GL |
61 | u64 *size, unsigned int *flags); |
62 | extern int of_pci_address_to_resource(struct device_node *dev, int bar, | |
63 | struct resource *r); | |
a850a755 | 64 | #else /* CONFIG_OF_ADDRESS && CONFIG_PCI */ |
22ae782f GL |
65 | static inline int of_pci_address_to_resource(struct device_node *dev, int bar, |
66 | struct resource *r) | |
67 | { | |
68 | return -ENOSYS; | |
69 | } | |
70 | ||
0131d897 | 71 | static inline const __be32 *of_get_pci_address(struct device_node *dev, |
22ae782f GL |
72 | int bar_no, u64 *size, unsigned int *flags) |
73 | { | |
74 | return NULL; | |
75 | } | |
a850a755 | 76 | #endif /* CONFIG_OF_ADDRESS && CONFIG_PCI */ |
22ae782f | 77 | |
6b884a8d GL |
78 | #endif /* __OF_ADDRESS_H */ |
79 |