dts: vt8500: Fix invalid/missing cpu nodes for soc files.

vt8500, wm8650 and wm8850 have no cpu node specified.
wm8505 has a cpu node which contains an invalid compatible string, and
is missing the other required properties.
Signed-off-by: Tony Prisk <linux@prisktech.co.nz>

arch/arm/boot/dts/vt8500.dtsi

@@ -11,6 +11,16 @@
 / {
 	compatible = "via,vt8500";
 
+	cpus {
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm926ej-s";
+		};
+	};
+
 	soc {
 		#address-cells = <1>;
 		#size-cells = <1>;

arch/arm/boot/dts/wm8505.dtsi

@@ -12,8 +12,12 @@ / {
 	compatible = "wm,wm8505";
 
 	cpus {
-		cpu@0 {
-			compatible = "arm,arm926ejs";
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm926ej-s";
 		};
 	};
 

arch/arm/boot/dts/wm8650.dtsi

@@ -11,6 +11,16 @@
 / {
 	compatible = "wm,wm8650";
 
+	cpus {
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm926ej-s";
+		};
+	};
+
 	soc {
 		#address-cells = <1>;
 		#size-cells = <1>;

arch/arm/boot/dts/wm8850.dtsi

@@ -11,6 +11,17 @@
 / {
 	compatible = "wm,wm8850";
 
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a9";
+			reg = <0x0>;
+		};
+	};
+
 	aliases {
 		serial0 = &uart0;
 		serial1 = &uart1;