[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/meta/poky/scripts/lib/checklayer/cases/distro.py b/meta/poky/scripts/lib/checklayer/cases/distro.py
new file mode 100644
index 0000000..df1b303
--- /dev/null
+++ b/meta/poky/scripts/lib/checklayer/cases/distro.py
@@ -0,0 +1,26 @@
+# Copyright (C) 2017 Intel Corporation
+# Released under the MIT license (see COPYING.MIT)
+
+import unittest
+
+from checklayer import LayerType
+from checklayer.case import OECheckLayerTestCase
+
+class DistroCheckLayer(OECheckLayerTestCase):
+    @classmethod
+    def setUpClass(self):
+        if self.tc.layer['type'] != LayerType.DISTRO:
+            raise unittest.SkipTest("DistroCheckLayer: Layer %s isn't Distro one." %\
+                self.tc.layer['name'])
+
+    def test_distro_defines_distros(self):
+        self.assertTrue(self.tc.layer['conf']['distros'], 
+                "Layer is BSP but doesn't defines machines.")
+
+    def test_distro_no_set_distros(self):
+        from oeqa.utils.commands import get_bb_var
+
+        distro = get_bb_var('DISTRO')
+        self.assertEqual(self.td['bbvars']['DISTRO'], distro,
+                msg="Layer %s modified distro %s -> %s" % \
+                    (self.tc.layer['name'], self.td['bbvars']['DISTRO'], distro))