phosphor-inventory-manager: YAML to create AssetTag property

Change-Id: Ic9085d06eeaeeaf73a5cc49fe6437e9e2f42834b
Signed-off-by: Tom Joseph <tomjoseph@in.ibm.com>
diff --git a/common/recipes-phosphor/inventory/phosphor-inventory-manager-assettag/assettag.yaml b/common/recipes-phosphor/inventory/phosphor-inventory-manager-assettag/assettag.yaml
new file mode 100644
index 0000000..d3a0104
--- /dev/null
+++ b/common/recipes-phosphor/inventory/phosphor-inventory-manager-assettag/assettag.yaml
@@ -0,0 +1,14 @@
+events:
+    - name: Creating AssetTag at startup
+      description: >
+          Create /system at startup and populate the AssetTag property with
+          empty string.
+      type: startup
+      actions:
+          - name: createObjects
+            objs:
+             /system:
+                xyz.openbmc_project.Inventory.Decorator.AssetTag:
+                  AssetTag:
+                    value: ""
+                    type: string