OpenWrt – Rev 3

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/dts-v1/;

#include "rt3050.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
        compatible = "alfanetworks,w502u", "ralink,rt3052-soc";
        model = "ALFA Networks W502U";

        chosen {
                bootargs = "console=ttyS0,115200";
        };

        cfi@1f000000 {
                compatible = "cfi-flash";
                reg = <0x1f000000 0x800000>;
                bank-width = <2>;
                device-width = <2>;
                #address-cells = <1>;
                #size-cells = <1>;

                partition@0 {
                        label = "u-boot";
                        reg = <0x0 0x30000>;
                        read-only;
                };

                partition@30000 {
                        label = "u-boot-env";
                        reg = <0x30000 0x10000>;
                        read-only;
                };

                factory: partition@40000 {
                        label = "factory";
                        reg = <0x40000 0x10000>;
                        read-only;
                };

                partition@50000 {
                        label = "firmware";
                        reg = <0x50000 0x7b0000>;
                };
        };

        gpio-leds {
                compatible = "gpio-leds";

                usb {
                        label = "w502u:blue:usb";
                        gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
                };

                wps {
                        label = "w502u:blue:wps";
                        gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
                };
        };

        gpio-keys-polled {
                compatible = "gpio-keys-polled";
                #address-cells = <1>;
                #size-cells = <0>;
                poll-interval = <20>;

                reset {
                        label = "reset";
                        gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
                        linux,code = <KEY_RESTART>;
                };

                wps {
                        label = "wps";
                        gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
                        linux,code = <KEY_WPS_BUTTON>;
                };
        };
};

&pinctrl {
        state_default: pinctrl0 {
                gpio {
                        ralink,group = "spi", "i2c", "jtag", "rgmii", "mdio", "uartf";
                        ralink,function = "gpio";
                };
        };
};

&ethernet {
        mtd-mac-address = <&factory 0x28>;
};

&esw {
        mediatek,portmap = <0x3e>;
};

&wmac {
        ralink,mtd-eeprom = <&factory 0>;
};

&otg {
        status = "okay";
};