diff --git a/fdts/stm32mp25-bl2.dtsi b/fdts/stm32mp25-bl2.dtsi
new file mode 100644
index 0000000..7a6bbbe
--- /dev/null
+++ b/fdts/stm32mp25-bl2.dtsi
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
+/*
+ * Copyright (C) 2023, STMicroelectronics - All Rights Reserved
+ */
+
+/omit-if-no-ref/ &usart2_pins_a;