ARM64: zynqmp: Remove DTC 1.4.2 warnings

DTC 1.4.2 reports these warnings:
Warning (unit_address_vs_reg): Node /amba_apu has a reg or ranges
property, but no unit name
Warning (unit_address_vs_reg): Node /amba has a reg or ranges property,
but no unit name
Warning (unit_address_vs_reg): Node /amba/usb@fe200000 has a unit name,
but no reg property
Warning (unit_address_vs_reg): Node /amba/usb@fe300000 has a unit name,
but no reg property
Warning (unit_address_vs_reg): Node
/amba/dma@fd4c0000/dma-video0channel@fd4c0000 has a unit name, but no
reg property
Warning (unit_address_vs_reg): Node
/amba/dma@fd4c0000/dma-video1channel@fd4c0000 has a unit name, but no
reg property
Warning (unit_address_vs_reg): Node
/amba/dma@fd4c0000/dma-video2channel@fd4c0000 has a unit name, but no
reg property
Warning (unit_address_vs_reg): Node
/amba/dma@fd4c0000/dma-graphicschannel@fd4c0000 has a unit name, but no
reg property
Warning (unit_address_vs_reg): Node
/amba/dma@fd4c0000/dma-audio0channel@fd4c0000 has a unit name, but no
reg property
Warning (unit_address_vs_reg): Node
/amba/dma@fd4c0000/dma-audio1channel@fd4c0000 has a unit name, but no
reg property
Warning (unit_address_vs_reg): Node /memory has a reg or ranges
property, but no unit name

This patch is fixing them.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/dts/zynqmp-ep108.dts

@@ -31,7 +31,7 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x40000000>;
 	};

arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts

@@ -34,7 +34,7 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
 	};

arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts

@@ -36,7 +36,7 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
 	};

arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts

@@ -41,7 +41,7 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
 	};

arch/arm/dts/zynqmp-zc1751-xm019-dc5.dts

@@ -32,7 +32,7 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
 	};

arch/arm/dts/zynqmp-zcu102.dts

@@ -35,7 +35,7 @@
 		stdout-path = "serial0:115200n8";
 	};
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
 	};

arch/arm/dts/zynqmp.dtsi

@@ -243,7 +243,7 @@
 			     <1 10 0xf01>;
 	};
 
-	amba_apu: amba_apu {
+	amba_apu: amba_apu@0 {
 		compatible = "simple-bus";
 		#address-cells = <2>;
 		#size-cells = <1>;
@@ -262,7 +262,7 @@
 		};
 	};
 
-	amba: amba {
+	amba: amba@0 {
 		compatible = "simple-bus";
 		u-boot,dm-pre-reloc;
 		#address-cells = <2>;
@@ -800,7 +800,7 @@
 			power-domains = <&pd_uart1>;
 		};
 
-		usb0: usb@fe200000 {
+		usb0: usb0 {
 			#address-cells = <2>;
 			#size-cells = <1>;
 			status = "disabled";
@@ -821,7 +821,7 @@
 			};
 		};
 
-		usb1: usb@fe300000 {
+		usb1: usb1 {
 			#address-cells = <2>;
 			#size-cells = <1>;
 			status = "disabled";
@@ -938,22 +938,22 @@
 			clock-names = "axi_clk";
 			dma-channels = <6>;
 			#dma-cells = <1>;
-			dma-video0channel@fd4c0000 {
+			dma-video0channel {
 				compatible = "xlnx,video0";
 			};
-			dma-video1channel@fd4c0000 {
+			dma-video1channel {
 				compatible = "xlnx,video1";
 			};
-			dma-video2channel@fd4c0000 {
+			dma-video2channel {
 				compatible = "xlnx,video2";
 			};
-			dma-graphicschannel@fd4c0000 {
+			dma-graphicschannel {
 				compatible = "xlnx,graphics";
 			};
-			dma-audio0channel@fd4c0000 {
+			dma-audio0channel {
 				compatible = "xlnx,audio0";
 			};
-			dma-audio1channel@fd4c0000 {
+			dma-audio1channel {
 				compatible = "xlnx,audio1";
 			};
 		};