arch: arm: dts: k3-j721s2-r5-common-proc-board: Add esm node

Add esm node for j721s2.

Signed-off-by: Manorit Chawdhry <m-chawdhry@ti.com>
diff --git a/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts b/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts
index 506ad9b..09afdf3 100644
--- a/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts
+++ b/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts
@@ -13,6 +13,10 @@
 
 &tps659411 {
 	bootph-pre-ram;
+	esm: esm {
+		compatible = "ti,tps659413-esm";
+		bootph-pre-ram;
+	};
 };
 
 &wkup_vtm0 {