ramips: MiWifi-Nano - change gpios to leds, add to default build group

1) Use leds to indicate:
Red - Power
Amber - Radio On
Blue - Wifi associated
2) Add profile to default build group for MT7628 subtarget

Signed-off-by: Noble Pepper <openwrtmail@noblepepper.com>

SVN-Revision: 49045

target/linux/ramips/base-files/etc/board.d/01_leds

@@ -185,6 +185,11 @@ miniembplug)
 miwifi-mini)
 	ucidef_set_led_default "power" "power" "$board:red:status" "1"
 	;;
+miwifi-nano)
+	ucidef_set_led_default "power" "power" "$board:red:status" "1"
+	ucidef_set_led_wlan "radio_led" "radio" "$board:amber:radio" "phy0radio"
+	ucidef_set_led_wlan "wifi_led" "wifi" "$board:blue:wifi" "phy0assoc"
+	;;
 mlw221|\
 mlwg2)
 	set_wifi_led "$board:blue:wifi"

target/linux/ramips/dts/MIWIFI-NANO.dts

@@ -18,38 +18,30 @@
 	pinctrl {
 		state_default: pinctrl0 {
 			gpio {
-				ralink,group = "gpio";
+				ralink,group = "refclk", "wled", "gpio";
 				ralink,function = "gpio";
 			};
 		};
 	};
 
-	gpio-export {
-		compatible = "gpio-export";
-		#size-cells = <0>;
+	gpio-leds {
+		compatible = "gpio-leds";
 
-		gpio11 {
-			/* blue led */
-			gpio-export,name = "gpio11";
-			gpio-export,direction_may_change = <1>;
-			gpio-export,output = <1>;
-			gpios = <&gpio0 11 0>;
+		wifi {
+			label = "miwifi-nano:blue:wifi";
+			gpios = <&gpio0 11 1>;
+			default-state = "1";
 		};
-
-		gpio37 {
-			/* red led */
-			gpio-export,name = "gpio37";
-			gpio-export,direction_may_change = <1>;
-			gpio-export,output = <1>;
-			gpios = <&gpio1 5 0>;
+		status {
+			label = "miwifi-nano:red:status";
+			gpios = <&gpio1 5 1>;
+			default-state = "on";
 		};
+		radio {
+			label = "miwifi-nano:amber:radio";
+			gpios = <&gpio1 12 1>;
+			default-state = "1";
 
-		gpio44 {
-			/* yellow led */
-			gpio-export,name = "gpio44";
-			gpio-export,direction_may_change = <1>;
-			gpio-export,output = <1>;
-			gpios = <&gpio1 12 0>;
 		};
 	};
 

target/linux/ramips/image/Makefile

@@ -1154,6 +1154,7 @@ Image/Build/Profile/WRTNODE2P=$(call BuildFirmware/Default16M/$(1),$(1),wrtnode2
 
 ifeq ($(SUBTARGET),mt7628)
 define Image/Build/Profile/Default
+	$(call Image/Build/Profile/MIWIFI-NANO,$(1))
 	$(call Image/Build/Profile/MT7628,$(1))
 	$(call Image/Build/Profile/WRTNODE2P,$(1))
 endef