AGESA boards: Clean up some includes

Change-Id: I84c70aa04ab556a3898d3525f7b9aab85812f61d
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/21475
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/src/northbridge/amd/agesa/family16kb/pci_devs.h b/src/northbridge/amd/agesa/family16kb/pci_devs.h
index b9393de..b2d02d8 100644
--- a/src/northbridge/amd/agesa/family16kb/pci_devs.h
+++ b/src/northbridge/amd/agesa/family16kb/pci_devs.h
@@ -16,6 +16,8 @@
 #ifndef _AMD_FAM16KB_PCI_DEVS_H_
 #define _AMD_FAM16KB_PCI_DEVS_H_
 
+#include <device/pci_def.h>
+
 #define BUS0 0
 
 /* Graphics and Display */