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gerrit-public.fairphone.software / kernel / msm / 0ea05ce7fd0c1286759933933764aacd12f6ac3a / . / include / linux / of_address.h
blob: 8aea06f0564ca9843b05812d2d21b23712b9c30c [file] [log] [blame]
Grant Likely6b884a82010-06-08 07:48:09 -0600[diff] [blame]1#ifndef __OF_ADDRESS_H
2#define __OF_ADDRESS_H
3#include <linux/ioport.h>
4#include <linux/of.h>
5
Grant Likelydbbdee92010-06-08 07:48:10 -0600[diff] [blame]6extern u64 of_translate_address(struct device_node *np, const u32 *addr);
Grant Likely1f5bef32010-06-08 07:48:09 -0600[diff] [blame]7extern int of_address_to_resource(struct device_node *dev, int index,
8 struct resource *r);
Grant Likely6b884a82010-06-08 07:48:09 -0600[diff] [blame]9extern void __iomem *of_iomap(struct device_node *device, int index);
10
Grant Likely22ae7822010-07-29 11:49:01 -0600[diff] [blame]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 */
15extern const u32 *of_get_address(struct device_node *dev, int index,
16 u64 *size, unsigned int *flags);
17
18#ifndef pci_address_to_pio
19static 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
24extern const u32 *of_get_pci_address(struct device_node *dev, int bar_no,
25 u64 *size, unsigned int *flags);
26extern int of_pci_address_to_resource(struct device_node *dev, int bar,
27 struct resource *r);
28#else /* CONFIG_PCI */
29static inline int of_pci_address_to_resource(struct device_node *dev, int bar,
30 struct resource *r)
31{
32 return -ENOSYS;
33}
34
35static inline const u32 *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
Grant Likely6b884a82010-06-08 07:48:09 -0600[diff] [blame]43#endif /* __OF_ADDRESS_H */
44