diff --git a/src/southbridge/amd/pi/avalon/pci_devs.h b/src/southbridge/amd/pi/avalon/pci_devs.h
new file mode 100644
index 0000000..2af1659
--- /dev/null
+++ b/src/southbridge/amd/pi/avalon/pci_devs.h
@@ -0,0 +1,96 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 Sage Electronic Engineering, LLC.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _PI_HUDSON_PCI_DEVS_H_
+#define _PI_HUDSON_PCI_DEVS_H_
+
+#define BUS0 0
+
+/* XHCI */
+#define XHCI_DEV 0x10
+#define XHCI_FUNC 0
+#define XHCI_DEVID 0x7814
+#define XHCI_DEVFN PCI_DEVFN(XHCI_DEV,XHCI_FUNC)
+
+/* SATA */
+#define SATA_DEV 0x11
+#define SATA_FUNC 0
+#define SATA_IDE_DEVID 0x7800
+#define AHCI_DEVID_MS 0x7801
+#define AHCI_DEVID_AMD 0x7804
+#define SATA_DEVFN PCI_DEVFN(SATA_DEV,SATA_FUNC)
+
+/* OHCI */
+#define OHCI1_DEV 0x12
+#define OHCI1_FUNC 0
+#define OHCI2_DEV 0x13
+#define OHCI2_FUNC 0
+#define OHCI3_DEV 0x16
+#define OHCI3_FUNC 0
+#define OHCI4_DEV 0x14
+#define OHCI4_FUNC 5
+#define OHCI_DEVID 0x7807
+#define OHCI1_DEVFN PCI_DEVFN(OHCI1_DEV,OHCI1_FUNC)
+#define OHCI2_DEVFN PCI_DEVFN(OHCI2_DEV,OHCI2_FUNC)
+#define OHCI3_DEVFN PCI_DEVFN(OHCI3_DEV,OHCI3_FUNC)
+#define OHCI4_DEVFN PCI_DEVFN(OHCI4_DEV,OHCI4_FUNC)
+
+/* EHCI */
+#define EHCI1_DEV 0x12
+#define EHCI1_FUNC 2
+#define EHCI2_DEV 0x13
+#define EHCI2_FUNC 2
+#define EHCI3_DEV 0x22
+#define EHCI3_FUNC 2
+#define EHCI_DEVID 0x7808
+#define EHCI1_DEVFN PCI_DEVFN(EHCI1_DEV,EHCI1_FUNC)
+#define EHCI2_DEVFN PCI_DEVFN(EHCI2_DEV,EHCI2_FUNC)
+#define EHCI3_DEVFN PCI_DEVFN(EHCI3_DEV,EHCI3_FUNC)
+
+/* SMBUS */
+#define SMBUS_DEV 0x14
+#define SMBUS_FUNC 0
+#define SMBUS_DEVID 0x780B
+#define SMBUS_DEVFN PCI_DEVFN(SMBUS_DEV,SMBUS_FUNC)
+
+/* HD Audio */
+#define HDA_DEV 0x14
+#define HDA_FUNC 2
+#define HDA_DEVID 0x780D
+#define HDA_DEVFN PCI_DEVFN(HDA_DEV,HDA_FUNC)
+
+/* LPC BUS */
+#define PCU_DEV 0x14
+#define LPC_FUNC 3
+#define LPC_DEVID 0x780E
+#define LPC_DEVFN PCI_DEVFN(LPC_DEV,LPC_FUNC)
+
+/* PCI Ports */
+#define SB_PCI_PORT_DEV 0x14
+#define SB_PCI_PORT_FUNC 4
+# define SB_PCI_PORT_DEVID 0x780F
+# define SB_PCI_PORT_DEVFN PCI_DEVFN(SB_PCI_PORT_DEV,SB_PCI_PORT_FUNC)
+
+/* SD Controller */
+#define SD_DEV 0x14
+#define SD_FUNC 7
+#define SD_DEVID 0x7806
+#define SD_DEVFN PCI_DEVFN(SD_DEV,SD_FUNC)
+
+#endif /* _PI_HUDSON_PCI_DEVS_H_ */