Update filter pll settings as per HW407180

Nimbus dd2 and Cumulus use the same settings
attribute indicates Nimbus dd1 settings.

Change-Id: I0b7f16a6b80d7e1fc681e51420b19f88e067bc05
Original-Change-Id: Ib54038a0e1389fe0ec812f9fefe14d55473c5c67
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/38847
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Ann C. Wu <annchen@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Reviewed-by: Benjamin Gass <bgass@us.ibm.com>
Reviewed-by: Brent Wieman <bwieman@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>

src/import/chips/p9/procedures/xml/attribute_info/chip_ec_attributes.xml

@@ -252,6 +252,24 @@
     </chipEcFeature>
   </attribute>
   <!-- ******************************************************************** -->
+  <attribute>
+    <id>ATTR_CHIP_EC_FEATURE_HW407180</id>
+    <targetType>TARGET_TYPE_PROC_CHIP</targetType>
+    <description>
+        Filter pll setting differences.
+        Cumulus matches nimbus dd2.  
+    </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_HW365079</id>
     <targetType>TARGET_TYPE_PROC_CHIP</targetType>