OpenOnuAdapter: Backport SW-Upgrade tests

Change-Id: Ice6c804f60722ae70cb09b358db22f43ea54a30c
diff --git a/Makefile b/Makefile
index ca96dc3..460c005 100755
--- a/Makefile
+++ b/Makefile
@@ -496,6 +496,13 @@
 onu-upgrade-test: ROBOT_CONFIG_FILE := $(ROBOT_SW_UPGRADE_FILE)
 onu-upgrade-test: software-upgrade-test
 
+# Requirement: Pass ONU image details in following parameters
+# image_version, image_url, image_vendor, image_activate_on_success, image_commit_on_success, image_crc
+onu-upgrade-test-multiolt-kind-att: ROBOT_MISC_ARGS +=  -e notready -i functionalMultipleONUs
+onu-upgrade-test-multiolt-kind-att: ROBOT_FILE := ONU_Upgrade.robot
+onu-upgrade-test-multiolt-kind-att: ROBOT_CONFIG_FILE := $(ROBOT_SANITY_MULTIPLE_OLT_FILE)
+onu-upgrade-test-multiolt-kind-att: software-upgrade-test
+
 software-upgrade-test: vst_venv
 	source ./$</bin/activate ; set -u ;\
 	cd tests/software-upgrades ;\