ath79: add support for TP-Link MR-3040 v2

Add support for the ar71xx supported TP-Link MR-3040 v2.

Signed-off-by: Dmitry Tunin <hanipouspilot@gmail.com>

target/linux/ath79/base-files/etc/board.d/01_leds

@@ -53,7 +53,8 @@ tplink,re450-v2)
 	ucidef_set_led_netdev "lan_data" "LAN Data" "tp-link:green:lan_data" "eth0" "tx rx"
 	ucidef_set_led_netdev "lan_link" "LAN Link" "tp-link:green:lan_link" "eth0" "link"
 	;;
-tplink,tl-mr3020-v1)
+tplink,tl-mr3020-v1|\
+tplink,tl-mr3040-v2)
 	ucidef_set_led_netdev "lan" "LAN" "tp-link:green:lan" "eth0"
 	;;
 tplink,tl-wr1043nd-v4)

target/linux/ath79/base-files/etc/board.d/02_network

@@ -17,6 +17,7 @@ ath79_setup_interfaces()
 	tplink,re450-v2|\
 	tplink,tl-mr10u|\
 	tplink,tl-mr3020-v1|\
+	tplink,tl-mr3040-v2|\
 	tplink,tl-wr703n|\
 	ubnt,unifiac-lite|\
 	ubnt,unifiac-mesh|\

target/linux/ath79/dts/ar9331_tplink_tl-mr3040-v2.dts

@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9331.dtsi"
+
+/ {
+	model = "TP-Link TL-MR3040 V2";
+	compatible = "tplink,tl-mr3040-v2", "qca,ar9331";
+
+	aliases {
+		led-boot = &led_lan;
+		led-failsafe = &led_lan;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		wlan {
+			label = "tp-link:green:wlan";
+			gpios = <&gpio 26 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			linux,default-trigger = "phy0tpt";
+		};
+
+		led_lan: lan {
+			label = "tp-link:green:lan";
+			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led3g {
+			label = "tp-link:green:3g";
+			gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			trigger-sources = <&hub_port>;
+			linux,default-trigger = "usbport";
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		poll-interval = <20>;
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio 11 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+
+		sw1 {
+			label = "sw1";
+			linux,input-type = <EV_SW>;
+			linux,code = <BTN_0>;
+			gpios = <&gpio 19 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+
+		sw2 {
+			label = "sw2";
+			linux,input-type = <EV_SW>;
+			linux,code = <BTN_1>;
+			gpios = <&gpio 20 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+	};
+
+	reg_usb_vbus: reg_usb_vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio 18 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+};
+
+&ref {
+	clock-frequency = <25000000>;
+};
+
+&uart {
+	status = "okay";
+};
+
+&gpio {
+	status = "okay";
+};
+
+&usb {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	dr_mode = "host";
+	vbus-supply = <&reg_usb_vbus>;
+	status = "okay";
+
+	hub_port: port@1 {
+		reg = <1>;
+		#trigger-source-cells = <0>;
+	};
+};
+
+&usb_phy {
+	status = "okay";
+};
+
+&spi {
+	num-chipselects = <1>;
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		spi-max-frequency = <104000000>;
+		reg = <0>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			uboot:	partition@0 {
+				label = "u-boot";
+				reg = <0x000000 0x020000>;
+				read-only;
+			};
+
+			partition@20000 {
+				label = "firmware";
+				reg = <0x020000 0x3d0000>;
+			};
+
+			art: partition@3f0000 {
+				label = "art";
+				reg = <0x3f0000 0x010000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&eth0 {
+	status = "okay";
+
+	mtd-mac-address = <&uboot 0x1fc00>;
+	gmac-config {
+		device = <&gmac>;
+
+		switch-phy-addr-swap = <0>;
+		switch-phy-swap = <0>;
+	};
+};
+
+&eth1 {
+	status = "okay";
+	compatible = "syscon", "simple-mfd";
+};
+
+&wmac {
+	status = "okay";
+	mtd-cal-data = <&art 0x1000>;
+	mtd-mac-address = <&uboot 0x1fc00>;
+};

target/linux/ath79/image/tiny-tp-link.mk

@@ -21,6 +21,16 @@ define Device/tplink_tl-mr3020-v1
 endef
 TARGET_DEVICES += tplink_tl-mr3020-v1
 
+define Device/tplink_tl-mr3040-v2
+  $(Device/tplink-4mlzma)
+  ATH_SOC := ar9331
+  DEVICE_TITLE := TP-LINK TL-MR3040 v2
+  DEVICE_PACKAGES := kmod-usb-core kmod-usb-chipidea2 kmod-usb-ledtrig-usbport
+  TPLINK_HWID := 0x30400002
+  SUPPORTED_DEVICES += tl-mr3040-v2
+endef
+TARGET_DEVICES += tplink_tl-mr3040-v2
+
 define Device/tplink_tl-mr3220-v1
   $(Device/tplink-4m)
   ATH_SOC := ar7241