diff --git a/src/northbridge/amd/pi/00730F01/chipset.cb b/src/northbridge/amd/pi/00730F01/chipset.cb
index 57f89c4..bc79426 100644
--- a/src/northbridge/amd/pi/00730F01/chipset.cb
+++ b/src/northbridge/amd/pi/00730F01/chipset.cb
@@ -1,9 +1,12 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
 chip northbridge/amd/pi/00730F01
-	device cpu_cluster 0 on end
+	device cpu_cluster 0 on
+		ops amd_fam16_mod30_cpu_bus_ops
+	end
 
 	device domain 0 on
+		ops amd_fam16_mod30_pci_domain_ops
 		device pci 0.0 alias gnb			on  end
 		device pci 0.2 alias iommu			off end
 		device pci 1.0 alias gfx			off end