diff --git a/arch/riscv/dts/th1520-lichee-module-4a.dtsi b/arch/riscv/dts/th1520-lichee-module-4a.dtsi
index 86a81bdcf77..20dbc4c7d24 100644
--- a/arch/riscv/dts/th1520-lichee-module-4a.dtsi
+++ b/arch/riscv/dts/th1520-lichee-module-4a.dtsi
@@ -14,6 +14,7 @@
 	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x00000000 0x2 0x00000000>;
+		bootph-pre-ram;
 	};
 };