Define the AssetTag interface

Change-Id: I46ccac9e3e68f3b505885667aca9cc80c847aa63
Signed-off-by: Tom Joseph <tomjoseph@in.ibm.com>
diff --git a/xyz/openbmc_project/Inventory/Decorator/AssetTag.interface.yaml b/xyz/openbmc_project/Inventory/Decorator/AssetTag.interface.yaml
new file mode 100644
index 0000000..2c674cc
--- /dev/null
+++ b/xyz/openbmc_project/Inventory/Decorator/AssetTag.interface.yaml
@@ -0,0 +1,8 @@
+description: >
+    Implement to provide Asset Tag.
+properties:
+    - name: AssetTag
+      type: string
+      description: >
+          The tag provided to an object to identify it.
+