diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index ea27519d7b89..05dc063685f0 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -1154,6 +1154,18 @@ &mcu_r5fss0_core1 {
 			<&mcu_r5fss0_core1_memory_region>;
 };
 
+&main_r5fss0 {
+	ti,cluster-mode = <0>;
+};
+
+&main_r5fss1 {
+	ti,cluster-mode = <0>;
+};
+
+&main_r5fss2 {
+	ti,cluster-mode = <0>;
+};
+
 &main_r5fss0_core0 {
 	status = "okay";
 	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core0>;