--- arch/arm/dts/rk3399-sdram-lpddr4-100.dtsi.orig	2020-07-06 22:22:53.000000000 +0300
+++ arch/arm/dts/rk3399-sdram-lpddr4-100.dtsi	2021-04-17 08:23:09.104953000 +0300
@@ -6,6 +6,8 @@
  */
 
 &dmc {
+	lpddr4-100 {
+	u-boot,dm-pre-reloc;
 	rockchip,sdram-params = <
 		0x2
 		0xa
@@ -1538,4 +1540,5 @@
 		0x01010000
 		0x00000000
 	>;
+	};
 };