wspoon: Add Chassis interface to the chassis

Tell phosphor-inventor-manager to create the
xyz.openbmc_project.Inventory.Item.Chassis interface on the
/system/chassis inventory item at startup.

(From meta-ibm rev: b6e3df22947fa563909d006afc95011a657f5383)

Change-Id: I3576bce35bb3f2687fcd135393dc9b28172dadb8
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-ibm/meta-witherspoon/recipes-phosphor/inventory/inventory-cleanup/inventory-cleanup.yaml b/meta-ibm/meta-witherspoon/recipes-phosphor/inventory/inventory-cleanup/inventory-cleanup.yaml
index cce8c9d..a363bda 100644
--- a/meta-ibm/meta-witherspoon/recipes-phosphor/inventory/inventory-cleanup/inventory-cleanup.yaml
+++ b/meta-ibm/meta-witherspoon/recipes-phosphor/inventory/inventory-cleanup/inventory-cleanup.yaml
@@ -36,3 +36,16 @@
                 - /system/chassis/motherboard/fan1/fan1_0
                 - /system/chassis/motherboard/fan1/fan1_1
                 - /system/chassis/motherboard/fan1
+
+    - name: Add Chassis interface
+      description: >
+          Add the chassis interface on the chassis inventory path
+      type: startup
+      actions:
+          - name: createObjects
+            objs:
+                /system/chassis:
+                  xyz.openbmc_project.Inventory.Item.Chassis:
+                      Type:
+                          value: "RackMount"
+                          type: string