arm: dts: k3-j721e-mcu-wakeup: Introduce chipid node

Introduce a chipid node to provide a UCLASS_SOC driver to identify TI K3
SoCs.

Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
diff --git a/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi b/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi
index e6c99ab..60695f5 100644
--- a/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi
+++ b/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi
@@ -316,4 +316,9 @@
 			ti,cpts-periodic-outputs = <2>;
 		};
 	};
+
+	chipid: chipid@43000014 {
+		compatible = "ti,am654-chipid";
+		reg = <0x0 0x43000014 0x0 0x4>;
+	};
 };