projects / deliverable / linux.git / blame
| 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 |