ipq40xx: convert to device-tree based USB LED trigger

Thanks to the ledtrig-usb.c the USB LED trigger can be
setup in the device-tree definition for the Asus RT-AC58U
and ZyXEL NBG6617.

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>

target/linux/ipq40xx/base-files/etc/board.d/01_leds

@@ -14,7 +14,6 @@ case "$board" in
 asus,rt-ac58u)
 	ucidef_set_led_wlan "wlan2g" "WLAN2G" "${boardname}:blue:wlan2G" "phy0tpt"
 	ucidef_set_led_wlan "wlan5g" "WLAN5G" "${boardname}:blue:wlan5G" "phy1tpt"
-	ucidef_set_led_usbport "usb" "USB" "${boardname}:blue:usb" "usb1-port1" "usb2-port1" "usb3-port1" "usb4-port1"
 	ucidef_set_led_netdev "wan" "WAN" "${boardname}:blue:wan" "eth1"
 	ucidef_set_led_switch "lan" "LAN" "${boardname}:blue:lan" "switch0" "0x1e"
 	;;
@@ -43,7 +42,6 @@ meraki,mr33)
 zyxel,nbg6617)
 	ucidef_set_led_wlan "wlan2g" "WLAN2G" "${boardname}:green:wlan2G" "phy0tpt"
 	ucidef_set_led_wlan "wlan5g" "WLAN5G" "${boardname}:green:wlan5G" "phy1tpt"
-	ucidef_set_led_usbport "usb" "USB" "${boardname}:green:usb" "usb1-port1" "usb2-port1" "usb3-port1" "usb4-port1"
 	;;
 zyxel,wre6606)
 	ucidef_set_led_wlan "wlan2g" "WLAN2G" "${boardname}:green:wlan2g" "phy0tpt"

target/linux/ipq40xx/files-4.14/arch/arm/boot/dts/qcom-ipq4018-nbg6617.dts

@@ -61,10 +61,35 @@
 
 		usb2@60f8800 {
 			status = "okay";
+
+			dwc3@6000000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb2_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		usb3@8af8800 {
 			status = "okay";
+
+			dwc3@8a00000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb3_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+
+				usb3_port2: port@2 {
+					reg = <2>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		crypto@8e3a000 {
@@ -120,6 +145,8 @@
 		usb {
 			label = "nbg6617:green:usb";
 			gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
+			trigger-sources = <&usb2_port1>, <&usb3_port1>, <&usb3_port2>;
+			linux,default-trigger = "usbport";
 		};
 
 		wlan2G {

target/linux/ipq40xx/files-4.14/arch/arm/boot/dts/qcom-ipq4018-rt-ac58u.dts

@@ -60,10 +60,35 @@
 
 		usb2@60f8800 {
 			status = "okay";
+
+			dwc3@6000000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb2_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		usb3@8af8800 {
 			status = "okay";
+
+			dwc3@8a00000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb3_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+
+				usb3_port2: port@2 {
+					reg = <2>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		crypto@8e3a000 {
@@ -135,6 +160,8 @@
 		usb {
 			label = "rt-ac58u:blue:usb";
 			gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
+			trigger-sources = <&usb3_port1>, <&usb3_port2>, <&usb2_port1>;
+			linux,default-trigger = "usbport";
 		};
 
 		lan {

target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-nbg6617.dts

@@ -65,10 +65,35 @@
 
 		usb2@60f8800 {
 			status = "okay";
+
+			dwc3@6000000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb2_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		usb3@8af8800 {
 			status = "okay";
+
+			dwc3@8a00000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb3_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+
+				usb3_port2: port@2 {
+					reg = <2>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		crypto@8e3a000 {
@@ -124,6 +149,8 @@
 		usb {
 			label = "nbg6617:green:usb";
 			gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
+			trigger-sources = <&usb2_port1>, <&usb3_port1>, <&usb3_port2>;
+			linux,default-trigger = "usbport";
 		};
 
 		wlan2G {

target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-rt-ac58u.dts

@@ -64,10 +64,35 @@
 
 		usb2@60f8800 {
 			status = "okay";
+
+			dwc3@6000000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb2_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		usb3@8af8800 {
 			status = "okay";
+
+			dwc3@8a00000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb3_port1: port@1 {
+					reg = <1>;
+					#trigger-source-cells = <0>;
+				};
+
+				usb3_port2: port@2 {
+					reg = <2>;
+					#trigger-source-cells = <0>;
+				};
+			};
 		};
 
 		crypto@8e3a000 {
@@ -129,6 +154,8 @@
 		usb {
 			label = "rt-ac58u:blue:usb";
 			gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
+			trigger-sources = <&usb3_port1>, <&usb3_port2>, <&usb2_port1>;
+			linux,default-trigger = "usbport";
 		};
 
 		lan {