diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index fa17490..1bbb5e2 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -8011,5 +8011,29 @@
         self._DoTestFile('346_remove_template.dts',
                          force_missing_bintools='openssl',)
 
+    def testBootphPropagation(self):
+        """Test that bootph-* properties are propagated correctly to supernodes"""
+        _, _, _, out_dtb_fname = self._DoReadFileDtb(
+                '347_bootph_prop.dts', use_real_dtb=True, update_dtb=True)
+        dtb = fdt.Fdt(out_dtb_fname)
+        dtb.Scan()
+        root = dtb.GetRoot()
+        parent_node = root.FindNode('dummy-parent')
+        subnode1 = parent_node.FindNode('subnode-1')
+        subnode2 = subnode1.FindNode('subnode-2')
+        subnode3 = subnode1.FindNode('subnode-3')
+        subnode4 = subnode3.FindNode('subnode-4')
+
+        self.assertIn('bootph-some-ram', subnode1.props,
+                      "Child node is missing 'bootph-some-ram' property")
+        self.assertIn('bootph-all', subnode1.props,
+                      "Child node is missing 'bootph-all' property")
+        self.assertIn('bootph-some-ram', parent_node.props,
+                      "Parent node is missing 'bootph-some-ram' property")
+        self.assertIn('bootph-all', parent_node.props,
+                      "Parent node is missing 'bootph-all' property")
+        self.assertEqual(len(subnode4.props), 0,
+                        "subnode shouldn't have any properties")
+
 if __name__ == "__main__":
     unittest.main()