]>
Commit | Line | Data |
---|---|---|
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); |
1f5bef30 GL |
9 | extern int of_address_to_resource(struct device_node *dev, int index, |
10 | struct resource *r); | |
90e33f62 GL |
11 | extern struct device_node *of_find_matching_node_by_address( |
12 | struct device_node *from, | |
13 | const struct of_device_id *matches, | |
14 | u64 base_address); | |
6b884a8d GL |
15 | extern void __iomem *of_iomap(struct device_node *device, int index); |
16 | ||
22ae782f GL |
17 | /* Extract an address from a device, returns the region size and |
18 | * the address space flags too. The PCI version uses a BAR number | |
19 | * instead of an absolute index | |
20 | */ | |
21 | extern const u32 *of_get_address(struct device_node *dev, int index, | |
22 | u64 *size, unsigned int *flags); | |
23 | ||
24 | #ifndef pci_address_to_pio | |
25 | static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; } | |
26 | #define pci_address_to_pio pci_address_to_pio | |
27 | #endif | |
28 | ||
a850a755 GL |
29 | #else /* CONFIG_OF_ADDRESS */ |
30 | static inline int of_address_to_resource(struct device_node *dev, int index, | |
31 | struct resource *r) | |
32 | { | |
33 | return -EINVAL; | |
34 | } | |
35 | static inline struct device_node *of_find_matching_node_by_address( | |
36 | struct device_node *from, | |
37 | const struct of_device_id *matches, | |
38 | u64 base_address) | |
39 | { | |
40 | return NULL; | |
41 | } | |
42 | static inline void __iomem *of_iomap(struct device_node *device, int index) | |
43 | { | |
44 | return NULL; | |
45 | } | |
46 | static inline const u32 *of_get_address(struct device_node *dev, int index, | |
47 | u64 *size, unsigned int *flags) | |
48 | { | |
49 | return NULL; | |
50 | } | |
51 | #endif /* CONFIG_OF_ADDRESS */ | |
52 | ||
53 | ||
54 | #if defined(CONFIG_OF_ADDRESS) && defined(CONFIG_PCI) | |
0131d897 | 55 | extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, |
22ae782f GL |
56 | u64 *size, unsigned int *flags); |
57 | extern int of_pci_address_to_resource(struct device_node *dev, int bar, | |
58 | struct resource *r); | |
a850a755 | 59 | #else /* CONFIG_OF_ADDRESS && CONFIG_PCI */ |
22ae782f GL |
60 | static inline int of_pci_address_to_resource(struct device_node *dev, int bar, |
61 | struct resource *r) | |
62 | { | |
63 | return -ENOSYS; | |
64 | } | |
65 | ||
0131d897 | 66 | static inline const __be32 *of_get_pci_address(struct device_node *dev, |
22ae782f GL |
67 | int bar_no, u64 *size, unsigned int *flags) |
68 | { | |
69 | return NULL; | |
70 | } | |
a850a755 | 71 | #endif /* CONFIG_OF_ADDRESS && CONFIG_PCI */ |
22ae782f | 72 | |
6b884a8d GL |
73 | #endif /* __OF_ADDRESS_H */ |
74 |