lantiq: ARV752DPW22: set the usb led trigger via devicetree

Assign the usbdev trigger via devicetree and drop the userspace
handling of the usb leds

Add the PCI attached usb controller as trigger sources for the usb led
as well.

Signed-off-by: Mathias Kresin <[email protected]>

target/linux/lantiq/files/arch/mips/boot/dts/lantiq/danube.dtsi

@@ -254,6 +254,8 @@
 		};
 
 		usb: usb@e101000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
 			compatible = "lantiq,danube-usb";
 			reg = <0xe101000 0x1000
 				0xe120000 0x3f000>;
@@ -263,6 +265,11 @@
 			phys = <&usb_phy>;
 			phy-names = "usb2-phy";
 			status = "disabled";
+
+			ehci_port1: port@1 {
+				reg = <1>;
+				#trigger-source-cells = <0>;
+			};
 		};
 
 		deu@e103100 {

target/linux/lantiq/files/arch/mips/boot/dts/lantiq/danube_arcadyan_arv752dpw22.dts

@@ -17,7 +17,6 @@
 		led-upgrade = &power_red;
 
 		led-dsl = &internet_red;
-		led-usb = &umts;
 		led-wifi = &wifi;
 	};
 
@@ -78,6 +77,9 @@
 		umts: umts {
 			label = "red:umts";
 			gpios = <&gpiomm 3 GPIO_ACTIVE_LOW>;
+			trigger-sources = <&ehci_port1>,
+					  <&ehci_port2>, <&uhci_port2>;
+			linux,default-trigger = "usbport";
 		};
 		wifi: wifi {
 			label = "red:wifi";
@@ -242,6 +244,30 @@
 		ralink,mtd-eeprom-swap;
 		mtd-mac-address = <&boardconfig 0x16>;
 	};
+
+	usb@0f,0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "pci1106,3038";
+		reg = <0x7800 0 0 0 0>; /* 0000:00:0f.0: UHCI Host Controller */
+
+		uhci_port2: port@2 {
+			reg = <2>;
+			#trigger-source-cells = <0>;
+		};
+	};
+
+	usb@0f,2 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "pci1106,3038";
+		reg = <0x7a00 0 0 0 0>; /* 0000:00:0f.2: EHCI Host Controller*/
+
+		ehci_port2: port@2 {
+			reg = <2>;
+			#trigger-source-cells = <0>;
+		};
+	};
 };
 
 &usb_phy {