pci: pci-uclass: Add board_pci_fixup_dev for DM_PCI

Add a board_pci_fixup_dev weak function to allow PCI device fixups
during enumeration.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
diff --git a/include/pci.h b/include/pci.h
index 5f36537..2353ceb 100644
--- a/include/pci.h
+++ b/include/pci.h
@@ -1690,6 +1690,14 @@
  */
 int sandbox_pci_get_client(struct udevice *emul, struct udevice **devp);
 
+/**
+ * board_pci_fixup_dev() - Board callback for PCI device fixups
+ *
+ * @bus:	PCI bus
+ * @dev:	PCI device
+ */
+extern void board_pci_fixup_dev(struct udevice *bus, struct udevice *dev);
+
 #endif /* CONFIG_DM_PCI */
 
 /**