brcm63xx: dts: fix spelling of "bank-width"

Fixes pflash registration through DT for 6338/6345/6348.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 42235

target/linux/brcm63xx/dts/bcm6338.dtsi

@@ -18,7 +18,7 @@
 	pflash: nor@1fc00000 {
 		compatible = "cfi-flash";
 		reg = <0x1fc00000 0x400000>;
-		bank-witdh = <2>;
+		bank-width = <2>;
 		#address-cells = <1>;
 		#size-cells = <1>;
 

target/linux/brcm63xx/dts/bcm6345.dtsi

@@ -18,7 +18,7 @@
 	pflash: nor@1fc00000 {
 		compatible = "cfi-flash";
 		reg = <0x1fc00000 0x400000>;
-		bank-witdh = <2>;
+		bank-width = <2>;
 		#address-cells = <1>;
 		#size-cells = <1>;
 

target/linux/brcm63xx/dts/bcm6348.dtsi

@@ -18,7 +18,7 @@
 	pflash: nor@1fc00000 {
 		compatible = "cfi-flash";
 		reg = <0x1fc00000 0x400000>;
-		bank-witdh = <2>;
+		bank-width = <2>;
 		#address-cells = <1>;
 		#size-cells = <1>;