diff --git a/src/soc/intel/broadwell/pch/acpi/pcie_port.asl b/src/soc/intel/broadwell/pch/acpi/pcie_port.asl
index d48ecd036e..988c8170e9 100644
--- a/src/soc/intel/broadwell/pch/acpi/pcie_port.asl
+++ b/src/soc/intel/broadwell/pch/acpi/pcie_port.asl
@@ -8,4 +8,10 @@ Field (RPCS, AnyAcc, NoLock, Preserve)
 	Offset (0x4c),	// Link Capabilities
 	, 24,
 	RPPN, 8,	// Root Port Number
+	Offset (0x5A),
+	, 3,
+	PDC, 1,
+	Offset (0xDF),
+	, 6,
+	HPCS, 1,
 }