Implementation Cisco rest driver for Nexus 900

Change-Id: Ic0eed72e4126ac2937336a6e357ca99bb445ae9a
(cherry picked from commit a7d7bd95a1cbb16311dac72b08fedc557850d2bb)
(cherry picked from commit c7d9077049a783f23f03e615bb7b517675a394a1)
(cherry picked from commit 386bd345717017b3ce66ee3c5a6222e0cd3bbc7e)
diff --git a/drivers/cisco/rest/src/main/resources/cisco-rest-drivers.xml b/drivers/cisco/rest/src/main/resources/cisco-rest-drivers.xml
index 04188fb..9b788f4 100644
--- a/drivers/cisco/rest/src/main/resources/cisco-rest-drivers.xml
+++ b/drivers/cisco/rest/src/main/resources/cisco-rest-drivers.xml
@@ -23,4 +23,11 @@
         <behaviour api="org.onosproject.net.behaviour.ControllerConfig"
                    impl="org.onosproject.drivers.cisco.rest.ControllerConfigCiscoImpl"/>
     </driver>
+
+    <driver name="cisco-rest" manufacturer="Cisco" hwVersion="Nexus 9000" swVersion="NXOS">
+        <behaviour api="org.onosproject.net.device.PortStatisticsDiscovery"
+                   impl="org.onosproject.drivers.cisco.rest.CiscoNxosPortStatistics"/>
+        <behaviour api="org.onosproject.net.device.DeviceDescriptionDiscovery"
+                   impl="org.onosproject.drivers.cisco.rest.DeviceDescriptionDiscoveryCisco9kImpl"/>
+    </driver>
 </drivers>