ARM: dts: BCM5301X: Fix NAND nodes names

This matches nand-controller.yaml requirements.
Signed-off-by: NRafał Miłecki <rafal@milecki.pl>
Signed-off-by: NFlorian Fainelli <f.fainelli@gmail.com>

arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts

@@ -24,8 +24,8 @@
 		reg = <0x00000000 0x08000000>;
 	};
 
-	nand: nand@18028000 {
-		nandcs@0 {
+	nand_controller: nand-controller@18028000 {
+		nand@0 {
 			partitions {
 				compatible = "fixed-partitions";
 				#address-cells = <1>;

arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts

@@ -25,8 +25,8 @@
 		      <0x88000000 0x08000000>;
 	};
 
-	nand: nand@18028000 {
-		nandcs@0 {
+	nand_controller: nand-controller@18028000 {
+		nand@0 {
 			partitions {
 				compatible = "fixed-partitions";
 				#address-cells = <1>;

arch/arm/boot/dts/bcm5301x-nand-cs0.dtsi

@@ -6,8 +6,8 @@
  */
 
 / {
-	nand@18028000 {
-		nandcs: nandcs@0 {
+	nand-controller@18028000 {
+		nandcs: nand@0 {
 			compatible = "brcm,nandcs";
 			reg = <0>;
 			#address-cells = <1>;

arch/arm/boot/dts/bcm5301x.dtsi

@@ -501,7 +501,7 @@
 		reg = <0x18004000 0x14>;
 	};
 
-	nand: nand@18028000 {
+	nand_controller: nand-controller@18028000 {
 		compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1", "brcm,brcmnand";
 		reg = <0x18028000 0x600>, <0x1811a408 0x600>, <0x18028f00 0x20>;
 		reg-names = "nand", "iproc-idm", "iproc-ext";

arch/arm/boot/dts/bcm953012k.dts

@@ -49,8 +49,8 @@
 	};
 };
 
-&nand {
-	nandcs@0 {
+&nand_controller {
+	nand@0 {
 		compatible = "brcm,nandcs";
 		reg = <0>;
 		nand-on-flash-bbt;

arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi

@@ -306,7 +306,7 @@
 			interrupt-names = "nand";
 			status = "okay";
 
-			nandcs: nandcs@0 {
+			nandcs: nand@0 {
 				compatible = "brcm,nandcs";
 				reg = <0>;
 			};