arm: dts: k3-am65-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-am65-wakeup.dtsi b/arch/arm/dts/k3-am65-wakeup.dtsi
index 2676d60..666c30d 100644
--- a/arch/arm/dts/k3-am65-wakeup.dtsi
+++ b/arch/arm/dts/k3-am65-wakeup.dtsi
@@ -62,4 +62,9 @@
 		clocks = <&k3_clks 115 1>;
 		power-domains = <&k3_pds 115 TI_SCI_PD_EXCLUSIVE>;
 	};
+
+	chipid: chipid@43000014 {
+		compatible = "ti,am654-chipid";
+		reg = <0x43000014 0x4>;
+	};
 };
diff --git a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
index d9ff3ed4..a30680d 100644
--- a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
+++ b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
@@ -246,3 +246,7 @@
 		u-boot,dm-spl;
 	};
 };
+
+&chipid {
+	u-boot,dm-spl;
+};