diff --git a/src/southbridge/amd/pi/hudson/enable_usbdebug.c b/src/southbridge/amd/pi/hudson/enable_usbdebug.c
index 5874c37691..84691eb500 100644
--- a/src/southbridge/amd/pi/hudson/enable_usbdebug.c
+++ b/src/southbridge/amd/pi/hudson/enable_usbdebug.c
@@ -27,11 +27,11 @@
 pci_devfn_t pci_ehci_dbg_dev(unsigned int hcd_idx)
 {
 	if (hcd_idx==3)
-		return PCI_DEV(0, 0x16, 2);
+		return PCI_DEV(0, 0x16, 0);
 	else if (hcd_idx==2)
-		return PCI_DEV(0, 0x13, 2);
+		return PCI_DEV(0, 0x13, 0);
 	else
-		return PCI_DEV(0, 0x12, 2);
+		return PCI_DEV(0, 0x12, 0);
 }
 
 void pci_ehci_dbg_set_port(pci_devfn_t dev, unsigned int port)