arm64: dts: ls1043a: Add cache nodes for cacheinfo support

Adds the cache nodes and next-level-cache property for the
cacheinfo to work.
Signed-off-by: Li Yang <leoyang.li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi

@@ -65,6 +65,7 @@ cpu0: cpu@0 {
 			compatible = "arm,cortex-a53";
 			reg = <0x0>;
 			clocks = <&clockgen 1 0>;
+			next-level-cache = <&l2>;
 		};
 
 		cpu1: cpu@1 {
@@ -72,6 +73,7 @@ cpu1: cpu@1 {
 			compatible = "arm,cortex-a53";
 			reg = <0x1>;
 			clocks = <&clockgen 1 0>;
+			next-level-cache = <&l2>;
 		};
 
 		cpu2: cpu@2 {
@@ -79,6 +81,7 @@ cpu2: cpu@2 {
 			compatible = "arm,cortex-a53";
 			reg = <0x2>;
 			clocks = <&clockgen 1 0>;
+			next-level-cache = <&l2>;
 		};
 
 		cpu3: cpu@3 {
@@ -86,6 +89,11 @@ cpu3: cpu@3 {
 			compatible = "arm,cortex-a53";
 			reg = <0x3>;
 			clocks = <&clockgen 1 0>;
+			next-level-cache = <&l2>;
+		};
+
+		l2: l2-cache {
+			compatible = "cache";
 		};
 	};