OpenWrt – Rev 4

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/dts-v1/;

#include "mt7621.dtsi"

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

/ {
        compatible = "netgear,r6220", "mediatek,mt7621-soc";
        model = "Netgear R6220";

        memory@0 {
                device_type = "memory";
                reg = <0x0 0x8000000>;
        };

        chosen {
                bootargs = "console=ttyS0,57600";
        };

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

                power {
                        label = "r6220:green:power";
                        gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
                };

                usb {
                        label = "r6220:green:usb";
                        gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
                };

                internet {
                        label = "r6220:green:wan";
                        gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
                };

                wifi {
                        label = "r6220:green:wifi";
                        gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
                };

                wps {
                        label = "r6220:green:wps";
                        gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
                };
        };

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

                wps {
                        label = "wps";
                        gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
                        linux,code = <KEY_WPS_BUTTON>;
                };

                wifi {
                        label = "wifi";
                        gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
                        linux,code = <KEY_RFKILL>;
                };

                reset {
                        label = "reset";
                        gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
                        linux,code = <KEY_RESTART>;
                };
        };

        gpio_export {
                compatible = "gpio-export";
                #size-cells = <0>;

                usbpower {
                        gpio-export,name = "usbpower";
                        gpio-export,output = <1>;
                        gpios = <&gpio0 10 GPIO_ACTIVE_HIGH>;
                };
        };
};

&nand {
        status = "okay";

        partition@0 {
                label = "u-boot";
                reg = <0x0 0x100000>;
                read-only;
        };

        partition@100000 {
                label = "SC PID";
                reg = <0x100000 0x100000>;
                read-only;
        };

        partition@200000 {
                label = "kernel";
                reg = <0x200000 0x400000>;
        };

        partition@600000 {
                label = "ubi";
                reg = <0x600000 0x1c00000>;
        };

        factory: partition@2e00000 {
                label = "factory";
                reg = <0x2e00000 0x100000>;
                read-only;
        };

        partition@4200000 {
                label = "reserved";
                reg = <0x4200000 0x3c00000>;
                read-only;
        };
};

&pcie {
        status = "okay";

        pcie0 {
                mt76@0,0 {
                        reg = <0x0000 0 0 0 0>;
                        device_type = "pci";
                        mediatek,mtd-eeprom = <&factory 0x8000>;
                        ieee80211-freq-limit = <5000000 6000000>;
                };
        };

        pcie1 {
                mt76@1,0 {
                        reg = <0x0000 0 0 0 0>;
                        device_type = "pci";
                        mediatek,mtd-eeprom = <&factory 0x0000>;
                        ieee80211-freq-limit = <2400000 2500000>;
                };
        };
};

&ethernet {
        mtd-mac-address = <&factory 0x00000004>;
};

&pinctrl {
        state_default: pinctrl0 {
                gpio {
                        ralink,group = "uart3", "jtag";
                        ralink,function = "gpio";
                };
        };
};