diff --git a/arch/arm/dts/imx6ull-colibri-u-boot.dtsi b/arch/arm/dts/imx6ull-colibri-u-boot.dtsi
index e81ac8c..531cdcc 100644
--- a/arch/arm/dts/imx6ull-colibri-u-boot.dtsi
+++ b/arch/arm/dts/imx6ull-colibri-u-boot.dtsi
@@ -2,3 +2,11 @@
 /*
  * Copyright 2019 Toradex AG
  */
+
+&pinctrl_uart1 {
+	u-boot,dm-pre-reloc;
+};
+
+&pinctrl_uart1_ctrl1 {
+	u-boot,dm-pre-reloc;
+};