ARM: dts: uniphier: add outer cache nodes

These nodes are not parsed by U-Boot for now, but syncing device trees
with Linux is helpful for easier diffing.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/dts/uniphier-proxstream2.dtsi b/arch/arm/dts/uniphier-proxstream2.dtsi
index cb7df8d..3ba6a4a 100644
--- a/arch/arm/dts/uniphier-proxstream2.dtsi
+++ b/arch/arm/dts/uniphier-proxstream2.dtsi
@@ -20,24 +20,28 @@
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			reg = <0>;
+			next-level-cache = <&l2>;
 		};
 
 		cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			reg = <1>;
+			next-level-cache = <&l2>;
 		};
 
 		cpu@2 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			reg = <2>;
+			next-level-cache = <&l2>;
 		};
 
 		cpu@3 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			reg = <3>;
+			next-level-cache = <&l2>;
 		};
 	};
 
@@ -63,6 +67,17 @@
 };
 
 &soc {
+	l2: l2-cache@500c0000 {
+		compatible = "socionext,uniphier-system-cache";
+		reg = <0x500c0000 0x2000>, <0x503c0100 0x4>, <0x506c0000 0x400>;
+		interrupts = <0 174 4>, <0 175 4>, <0 190 4>, <0 191 4>;
+		cache-unified;
+		cache-size = <(1280 * 1024)>;
+		cache-sets = <512>;
+		cache-line-size = <128>;
+		cache-level = <2>;
+	};
+
 	i2c0: i2c@58780000 {
 		compatible = "socionext,uniphier-fi2c";
 		status = "disabled";
@@ -152,18 +167,18 @@
 		compatible = "socionext,uniphier-xhci", "generic-xhci";
 		status = "disabled";
 		reg = <0x65a00000 0x100>;
+		interrupts = <0 134 4>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_usb0>, <&pinctrl_usb2>;
-		interrupts = <0 134 4>;
 	};
 
 	usb1: usb@65c00000 {
 		compatible = "socionext,uniphier-xhci", "generic-xhci";
 		status = "disabled";
 		reg = <0x65c00000 0x100>;
+		interrupts = <0 137 4>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_usb1>, <&pinctrl_usb3>;
-		interrupts = <0 137 4>;
 	};
 };