arm: dts: k3-j721e-r5: add a72 cluster power domain node

adds a72 cluster to control from the rproc driver

Signed-off-by: Manorit Chawdhry <m-chawdhry@ti.com>
diff --git a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
index e9e5053..1b40cf2 100644
--- a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
+++ b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
@@ -25,7 +25,8 @@
 		compatible = "ti,am654-rproc";
 		reg = <0x0 0x00a90000 0x0 0x10>;
 		power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>,
-				<&k3_pds 202 TI_SCI_PD_EXCLUSIVE>;
+				<&k3_pds 202 TI_SCI_PD_EXCLUSIVE>,
+				<&k3_pds 4 TI_SCI_PD_EXCLUSIVE>;
 		resets = <&k3_reset 202 0>;
 		clocks = <&k3_clks 61 1>;
 		assigned-clocks = <&k3_clks 202 2>, <&k3_clks 61 1>;