Merge branch 'master' of git://git.denx.de/u-boot-i2c

[J-u-boot.git] / drivers / pci / pci_internal.h

diff --git a/drivers/pci/pci_internal.h b/drivers/pci/pci_internal.h
index 0867575a58f9d7cbcc97faa9e547236026686e8e..616b9c174ced3729144eba159f275bb3b70c377e 100644 (file)
--- a/drivers/pci/pci_internal.h
+++ b/drivers/pci/pci_internal.h
@@ -47,4 +47,16 @@ void dm_pciauto_postscan_setup_bridge(struct udevice *dev, int sub_bus);
  */
 int dm_pciauto_config_device(struct udevice *dev);
 
+/**
+ * pci_get_bus() - Get a pointer to a bus, given its number
+ *
+ * This looks up a PCI bus based on its bus number. The bus is probed if
+ * necessary.
+ *
+ * @busnum:    PCI bus number to look up
+ * @busp:      Returns PCI bus on success
+ * @return 0 on success, or -ve error
+ */
+int pci_get_bus(int busnum, struct udevice **busp);
+
 #endif