ARM: dts: Fix BCM7445 DTC warnings

Fixes a number of unit_address_vs_reg warnings:

  DTC     arch/arm/boot/dts/bcm7445-bcm97445svmb.dtb
arch/arm/boot/dts/bcm7445.dtsi:66.6-225.4: Warning (unit_address_vs_reg): /rdb: node has a reg or ranges property, but no unit name
arch/arm/boot/dts/bcm7445.dtsi:227.21-298.4: Warning (unit_address_vs_reg): /memory_controllers: node has a reg or ranges property, but no unit name
arch/arm/boot/dts/bcm7445-bcm97445svmb.dts:9.9-14.4: Warning (unit_address_vs_reg): /memory: node has a reg or ranges property, but no unit name
arch/arm/boot/dts/bcm7445.dtsi:255.10-275.5: Warning (simple_bus_reg): /memory_controllers/memc@1: simple-bus unit address format error, expected "80000"
arch/arm/boot/dts/bcm7445.dtsi:277.10-297.5: Warning (simple_bus_reg): /memory_controllers/memc@2: simple-bus unit address format error, expected "100000"
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

arch/arm/boot/dts/bcm7445-bcm97445svmb.dts

@@ -6,7 +6,7 @@ / {
 	model = "Broadcom STB (bcm7445), SVMB reference board";
 	compatible = "brcm,bcm7445", "brcm,brcmstb";
 
-	memory {
+	memory@0 {
 		device_type = "memory";
 		reg = <0x00 0x00000000 0x00 0x40000000>,
 		      <0x00 0x40000000 0x00 0x40000000>,

arch/arm/boot/dts/bcm7445.dtsi

@@ -63,7 +63,7 @@ timer {
 			     <GIC_PPI 10 (GIC_CPU_MASK_RAW(15) | IRQ_TYPE_LEVEL_LOW)>;
 	};
 
-	rdb {
+	rdb@f0000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "simple-bus";
@@ -224,7 +224,7 @@ upg_gio_aon: gpio@4172c0 {
 
 	};
 
-	memory_controllers {
+	memory_controllers@f1100000 {
 		compatible = "simple-bus";
 		ranges = <0x0 0x0 0xf1100000 0x200000>;
 		#address-cells = <1>;
@@ -252,7 +252,7 @@ shimphy@8000 {
 			};
 		};
 
-		memc@1 {
+		memc@80000 {
 			compatible = "brcm,brcmstb-memc", "simple-bus";
 			#address-cells = <1>;
 			#size-cells = <1>;
@@ -274,7 +274,7 @@ shimphy@8000 {
 			};
 		};
 
-		memc@2 {
+		memc@100000 {
 			compatible = "brcm,brcmstb-memc", "simple-bus";
 			#address-cells = <1>;
 			#size-cells = <1>;