diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi
index c8fdb1b817f5..233eade30f21 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi
@@ -10,6 +10,8 @@
 #include "rk3566.dtsi"
 
 / {
+	chassis-type = "handset";
+
 	chosen: chosen {
 		stdout-path = "serial2:1500000n8";
 	};