ARM: dts: am335x-icev2: Disable Industrial I/O LEDs and fix naming

The LEDs tied to the Industrial I/O output pins are meant for providing
status feed-back and are not the primary use for the pins. Disable
this use by default. Also unify the LED naming across IDK platforms.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am335x-icev2.dts

@@ -43,52 +43,52 @@
 		enable-active-high;
 	};
 
-	leds0 {
+	leds-iio {
+		status = "disabled";
 		compatible = "gpio-leds";
-
-		led0 {
+		led-out0 {
 			label = "out0";
 			gpios = <&tpic2810 0 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led1 {
+		led-out1 {
 			label = "out1";
 			gpios = <&tpic2810 1 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led2 {
+		led-out2 {
 			label = "out2";
 			gpios = <&tpic2810 2 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led3 {
+		led-out3 {
 			label = "out3";
 			gpios = <&tpic2810 3 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led4 {
+		led-out4 {
 			label = "out4";
 			gpios = <&tpic2810 4 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led5 {
+		led-out5 {
 			label = "out5";
 			gpios = <&tpic2810 5 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led6 {
+		led-out6 {
 			label = "out6";
 			gpios = <&tpic2810 6 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 		};
 
-		led7 {
+		led-out7 {
 			label = "out7";
 			gpios = <&tpic2810 7 GPIO_ACTIVE_HIGH>;
 			default-state = "off";