diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts
index 73aecfb57ccb..8de543777882 100644
--- a/arch/arm/boot/dts/tegra114-dalmore.dts
+++ b/arch/arm/boot/dts/tegra114-dalmore.dts
@@ -1,3 +1,8 @@
+/*
+ * This dts file supports Dalmore A04.
+ * Other board revisions are not supported
+ */
+
 /dts-v1/;
 
 #include <dt-bindings/input/input.h>