SEBA-686 Enable multiple Ponsim OLTs

Change-Id: Ia8cc47492010bcd98f0a8800f70386cd5ca5342b
diff --git a/ponsimv2/values.yaml b/ponsimv2/values.yaml
index 9fa6c0a..42434b5 100644
--- a/ponsimv2/values.yaml
+++ b/ponsimv2/values.yaml
@@ -34,3 +34,9 @@
 global:
   namespace: voltha
   registry: ''
+
+# numOlts > 1 only works with voltha-1.7 or greater
+numOlts: 1
+
+# legacyPonsim == true means that we are using voltha-1.6
+legacyPonsim: true