[VOL-2311] Exposing log level in the helm-chart

Change-Id: I378497032943f7361561c52035c3f013420af60f
diff --git a/voltha-adapter-openonu/templates/adapters-openonu.yaml b/voltha-adapter-openonu/templates/adapters-openonu.yaml
index 1b3f5f4..a78829f 100644
--- a/voltha-adapter-openonu/templates/adapters-openonu.yaml
+++ b/voltha-adapter-openonu/templates/adapters-openonu.yaml
@@ -64,7 +64,12 @@
           imagePullPolicy: {{ tpl .Values.images.adapter_open_onu.pullPolicy . }}
           args:
             - "/voltha/adapters/brcm_openomci_onu/main.py"
+            {{- if eq .Values.adapter_open_onu.log_level "DEBUG" }}
             - "--verbose"
+            {{- end }}
+            {{- if eq .Values.adapter_open_onu.log_level "WARN" }}
+            - "--quiet"
+            {{- end }}
             - "--kafka_adapter={{ .Values.services.kafka.adapter.service }}:{{ .Values.services.kafka.adapter.port }}"
             - "--kafka_cluster={{ .Values.services.kafka.cluster.service }}:{{ .Values.services.kafka.cluster.port }}"
             - "--core_topic=rwcore"