Squashed 'dts/upstream/' content from commit aaba2d45dc2a

git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/Bindings/reserved-memory/reserved-memory.txt b/Bindings/reserved-memory/reserved-memory.txt
new file mode 100644
index 0000000..8ce7299
--- /dev/null
+++ b/Bindings/reserved-memory/reserved-memory.txt
@@ -0,0 +1 @@
+This file has been moved to reserved-memory.yaml in the dtschema repository.