diff --git a/doc/develop/devicetree/control.rst b/doc/develop/devicetree/control.rst
index cbb65c9..11c92d4 100644
--- a/doc/develop/devicetree/control.rst
+++ b/doc/develop/devicetree/control.rst
@@ -108,6 +108,9 @@
 devicetree at runtime, for example if an earlier bootloader stage creates
 it and passes it to U-Boot.
 
+If CONFIG_BLOBLIST is defined, the devicetree may come from a bloblist passed
+from a previous stage, if present.
+
 If CONFIG_SANDBOX is defined, then it will be read from a file on
 startup. Use the -d flag to U-Boot to specify the file to read, -D for the
 default and -T for the test devicetree, used to run sandbox unit tests.