ARM: dts: exynos: add CPU topology to Exynos3250

Describe Exynos3250 CPU topology.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210731092409.31496-1-krzysztof.kozlowski@canonical.com

arch/arm/boot/dts/exynos3250.dtsi

@@ -50,6 +50,17 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&cpu0>;
+				};
+				core1 {
+					cpu = <&cpu1>;
+				};
+			};
+		};
+
 		cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a7";