ARM: dts: kirkwood: replace status value "ok" by "okay"

While the DT parser recognizes "ok" as a valid value for the
"status" property, it is actually mentioned nowhere. Use the
proper value "okay" instead, as done in the majority of files
already.
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

arch/arm/boot/dts/kirkwood-dockstar.dts

@@ -34,7 +34,7 @@ pmx_led_orange: pmx-led-orange {
 			};
 		};
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 	};
 	gpio-leds {

arch/arm/boot/dts/kirkwood-dreamplug.dts

@@ -34,7 +34,7 @@ pmx_led_wifi_ap: pmx-led-wifi-ap {
 			};
 		};
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 
 		spi@10600 {

arch/arm/boot/dts/kirkwood-goflexnet.dts

@@ -66,7 +66,7 @@ pmx_led_orange: pmx-led_orange {
 			};
 		};
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 
 		sata@80000 {

arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts

@@ -38,7 +38,7 @@ pmx_led_wmode_g: pmx-led-wmode-g {
 			};
 		};
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 
 		sata@80000 {

arch/arm/boot/dts/kirkwood-iconnect.dts

@@ -72,7 +72,7 @@ lm63: lm63@4c {
 			};
 		};
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 	};
 

arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts

@@ -112,7 +112,7 @@ lm63: lm63@4c {
 		};
 
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 
 		sata@80000 {

arch/arm/boot/dts/kirkwood-nsa3x0-common.dtsi

@@ -45,7 +45,7 @@ pmx_led_copy_red: pmx-led-copy-red {
 		};
 
 		serial@12000 {
-			status = "ok";
+			status = "okay";
 		};
 
 		sata@80000 {

arch/arm/boot/dts/kirkwood.dtsi

@@ -369,7 +369,7 @@ sata_phy0: sata-phy@82000 {
 			clocks = <&gate_clk 14>;
 			clock-names = "sata";
 			#phy-cells = <0>;
-			status = "ok";
+			status = "okay";
 		};
 
 		sata_phy1: sata-phy@84000 {
@@ -378,7 +378,7 @@ sata_phy1: sata-phy@84000 {
 			clocks = <&gate_clk 15>;
 			clock-names = "sata";
 			#phy-cells = <0>;
-			status = "ok";
+			status = "okay";
 		};
 
 		audio0: audio-controller@a0000 {