OpenWrt – Rev 4

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// 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-MR3020 V1";
        compatible = "tplink,tl-mr3020-v1", "qca,ar9331";

        aliases {
                serial0 = &uart;
                led-boot = &system;
                led-failsafe = &system;
                led-running = &system;
                led-upgrade = &system;
        };

        leds {
                compatible = "gpio-leds";

                wlan {
                        label = "tp-link:green:wlan";
                        gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
                        linux,default-trigger = "phy0tpt";
                };

                lan {
                        label = "tp-link:green:lan";
                        gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
                };

                system: wps {
                        label = "tp-link:green:wps";
                        gpios = <&gpio 26 GPIO_ACTIVE_LOW>;
                };

                led3g {
                        label = "tp-link:green:3g";
                        gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
                        trigger-sources = <&hub_port>;
                        linux,default-trigger = "usbport";
                };
        };

        keys {
                compatible = "gpio-keys";

                button0 {
                        label = "reset";
                        linux,code = <KEY_RESTART>;
                        gpios = <&gpio 11 GPIO_ACTIVE_HIGH>;
                        debounce-interval = <60>;
                };

                button1 {
                        label = "sw1";
                        linux,input-type = <EV_SW>;
                        linux,code = <BTN_0>;
                        gpios = <&gpio 18 GPIO_ACTIVE_HIGH>;
                        debounce-interval = <60>;
                };

                button2 {
                        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 8 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";

        /* Spansion S25FL032PIF SPI flash */
        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 {
                                compatible = "tplink,firmware";
                                label = "firmware";
                                reg = <0x020000 0x3c0000>;
                        };

                        partition@3e0000 {
                                label = "config";
                                reg = <0x3e0000 0x010000>;
                                read-only;
                        };

                        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>;
};