diff --git a/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/1-5.6/interface_id b/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/1-5.6/interface_id
new file mode 100644
index 000000000000..1e8b31496214
--- /dev/null
+++ b/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/1-5.6/interface_id
@@ -0,0 +1 @@
+6
diff --git a/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/num_interfaces b/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/num_interfaces
index d00491fd7e5b..0cfbf08886fc 100644
--- a/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/num_interfaces
+++ b/drivers/staging/greybus/Documentation/sysfs/greybus1/1-5/num_interfaces
@@ -1 +1 @@
-1
+2