diff --git a/arch/arm/dts/imx8mq-kontron-pitx-imx8m-u-boot.dtsi b/arch/arm/dts/imx8mq-kontron-pitx-imx8m-u-boot.dtsi
index 6f9c81462ea..d361f3f5592 100644
--- a/arch/arm/dts/imx8mq-kontron-pitx-imx8m-u-boot.dtsi
+++ b/arch/arm/dts/imx8mq-kontron-pitx-imx8m-u-boot.dtsi
@@ -10,3 +10,18 @@
 	sd-uhs-sdr104;
 	sd-uhs-ddr50;
 };
+
+&uart1 {
+	/delete-property/ assigned-clocks;
+	/delete-property/ assigned-clock-parents;
+};
+
+&uart2 {
+	/delete-property/ assigned-clocks;
+	/delete-property/ assigned-clock-parents;
+};
+
+&uart3 {
+	/delete-property/ assigned-clocks;
+	/delete-property/ assigned-clock-parents;
+};