diff options
| author | Liviu Dudau <[email protected]> | 2014-09-29 15:29:28 +0100 |
|---|---|---|
| committer | Bjorn Helgaas <[email protected]> | 2014-09-30 17:08:57 -0600 |
| commit | cbe4097f8ae699ebbdaf8c95ecab38d47e0bd5da (patch) | |
| tree | 3abf75a2058642b3296f997e95a2f32a96e99c20 /include/linux | |
| parent | 41e5c0f81d3e676d671d96a0a1fafb27abfbd9d7 (diff) | |
of/pci: Add support for parsing PCI host bridge resources from DT
Provide a function to parse the PCI DT ranges that can be used to create a
pci_host_bridge structure together with its associated bus.
Signed-off-by: Liviu Dudau <[email protected]>
[make io_base parameter optional]
Signed-off-by: Robert Richter <[email protected]>
Signed-off-by: Bjorn Helgaas <[email protected]>
CC: Arnd Bergmann <[email protected]>
CC: Grant Likely <[email protected]>
CC: Rob Herring <[email protected]>
CC: Catalin Marinas <[email protected]>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/of_pci.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h index 71062e9602f5..1fd207e7a847 100644 --- a/include/linux/of_pci.h +++ b/include/linux/of_pci.h @@ -52,6 +52,12 @@ of_get_pci_domain_nr(struct device_node *node) } #endif +#if defined(CONFIG_OF_ADDRESS) +int of_pci_get_host_bridge_resources(struct device_node *dev, + unsigned char busno, unsigned char bus_max, + struct list_head *resources, resource_size_t *io_base); +#endif + #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) int of_pci_msi_chip_add(struct msi_chip *chip); void of_pci_msi_chip_remove(struct msi_chip *chip); |