diff --git a/src/import/chips/p9/procedures/xml/attribute_info/chip_ec_attributes.xml b/src/import/chips/p9/procedures/xml/attribute_info/chip_ec_attributes.xml
index b5c10f939..698d6b59c 100644
--- a/src/import/chips/p9/procedures/xml/attribute_info/chip_ec_attributes.xml
+++ b/src/import/chips/p9/procedures/xml/attribute_info/chip_ec_attributes.xml
@@ -392,6 +392,40 @@
       </chip>
     </chipEcFeature>
   </attribute>
+  <!-- ******************************************************************** -->
+  <attribute>
+    <id>ATTR_CHIP_EC_FEATURE_PCIE_LOCK_PHASE_ROTATOR</id>
+    <targetType>TARGET_TYPE_PROC_CHIP</targetType>
+    <description>
+      DD1.00 only: lock phase rotator
+    </description>
+    <chipEcFeature>
+      <chip>
+        <name>ENUM_ATTR_NAME_NIMBUS</name>
+        <ec>
+          <value>0x20</value>
+          <test>LESS_THAN</test>
+        </ec>
+      </chip>
+    </chipEcFeature>
+  </attribute>
+  <!-- ******************************************************************** -->
+  <attribute>
+    <id>ATTR_CHIP_EC_FEATURE_PCIE_DISABLE_FDDC</id>
+    <targetType>TARGET_TYPE_PROC_CHIP</targetType>
+    <description>
+      DD1.01/DD1.02 only: disable DDC
+    </description>
+    <chipEcFeature>
+      <chip>
+        <name>ENUM_ATTR_NAME_NIMBUS</name>
+        <ec>
+          <value>0x20</value>
+          <test>LESS_THAN</test>
+        </ec>
+      </chip>
+    </chipEcFeature>
+  </attribute>
 
   <!-- ******************************************************************** -->
   <!-- Memory Section                                                       -->