diff --git a/src/soc/amd/picasso/acpi/sb_fch.asl b/src/soc/amd/picasso/acpi/mmio.asl
similarity index 100%
rename from src/soc/amd/picasso/acpi/sb_fch.asl
rename to src/soc/amd/picasso/acpi/mmio.asl
diff --git a/src/soc/amd/picasso/acpi/soc.asl b/src/soc/amd/picasso/acpi/soc.asl
index 0b520e42a9..a958570905 100644
--- a/src/soc/amd/picasso/acpi/soc.asl
+++ b/src/soc/amd/picasso/acpi/soc.asl
@@ -19,8 +19,8 @@ Scope(PCI0) {
 /* Describe PCI INT[A-H] for the Southbridge */
 #include <soc/amd/common/acpi/pci_int.asl>
 
-/* Describe the devices in the Southbridge */
-#include "sb_fch.asl"
+/* Describe the MMIO devices in the FCH */
+#include "mmio.asl"
 
 /* Add GPIO library */
 #include <soc/amd/common/acpi/gpio_bank_lib.asl>