1 #ifndef __OF_ADDRESS_H
2 #define __OF_ADDRESS_H
3 #include <linux/ioport.h>
4 #include <linux/of.h>
5
6 extern u64 of_translate_address(struct device_node *np, const __be32 *addr);
7 extern int of_address_to_resource(struct device_node *dev, int index,
8 struct resource *r);
9 extern void __iomem *of_iomap(struct device_node *device, int index);
10
11 /* Extract an address from a device, returns the region size and
12 * the address space flags too. The PCI version uses a BAR number
13 * instead of an absolute index
14 */
15 extern const u32 *of_get_address(struct device_node *dev, int index,
16 u64 *size, unsigned int *flags);
17
18 #ifndef pci_address_to_pio
pci_address_to_pio(phys_addr_t addr)19 static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; }
20 #define pci_address_to_pio pci_address_to_pio
21 #endif
22
23 #ifdef CONFIG_PCI
24 extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no,
25 u64 *size, unsigned int *flags);
26 extern int of_pci_address_to_resource(struct device_node *dev, int bar,
27 struct resource *r);
28 #else /* CONFIG_PCI */
of_pci_address_to_resource(struct device_node * dev,int bar,struct resource * r)29 static inline int of_pci_address_to_resource(struct device_node *dev, int bar,
30 struct resource *r)
31 {
32 return -ENOSYS;
33 }
34
of_get_pci_address(struct device_node * dev,int bar_no,u64 * size,unsigned int * flags)35 static inline const __be32 *of_get_pci_address(struct device_node *dev,
36 int bar_no, u64 *size, unsigned int *flags)
37 {
38 return NULL;
39 }
40 #endif /* CONFIG_PCI */
41
42
43 #endif /* __OF_ADDRESS_H */
44
45