diff --git a/arch/arm/dts/k3-am625-phyboard-lyra-rdk-u-boot.dtsi b/arch/arm/dts/k3-am625-phyboard-lyra-rdk-u-boot.dtsi
index ee273563e83..3a1a8b06dc6 100644
--- a/arch/arm/dts/k3-am625-phyboard-lyra-rdk-u-boot.dtsi
+++ b/arch/arm/dts/k3-am625-phyboard-lyra-rdk-u-boot.dtsi
@@ -95,6 +95,22 @@
 	bootph-all;
 };
 
+&main_rti1 {
+	status = "disabled";
+};
+
+&main_rti2 {
+	status = "disabled";
+};
+
+&main_rti3 {
+	status = "disabled";
+};
+
+&main_rti15 {
+	status = "disabled";
+};
+
 &main_uart0 {
 	bootph-all;
 };