OpenWrt – Rev 1

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/dts-v1/;

#include "mt7621.dtsi"

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

/ {
        compatible = "mikrotik,rbm11g", "mediatek,mt7621-soc";
        model = "MikroTik RouterBOARD M11G";

        aliases {
                led-boot = &led_usr;
                led-failsafe = &led_usr;
                led-running = &led_usr;
                led-upgrade = &led_usr;
        };

        memory@0 {
                device_type = "memory";
                reg = <0x0 0x10000000>;
        };

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

        leds {
                compatible = "gpio-leds";

                led_usr: usr {
                        label = "rbm11g:green:usr";
                        gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
                };

                rssi0 {
                        label = "rbm11g:green:rssi0";
                        gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
                };

                rssi1 {
                        label = "rbm11g:green:rssi1";
                        gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;
                };

                rssi2 {
                        label = "rbm11g:green:rssi2";
                        gpios = <&gpio0 24 GPIO_ACTIVE_LOW>;
                };

                rssi3 {
                        label = "rbm11g:green:rssi3";
                        gpios = <&gpio0 25 GPIO_ACTIVE_LOW>;
                };

                rssi4 {
                        label = "rbm11g:green:rssi4";
                        gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
                };
        };

        keys {
                compatible = "gpio-keys-polled";
                poll-interval = <20>;
                res {
                        label = "reset";
                        gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
                        linux,code = <KEY_RESTART>;
                };
        };

        pcie0_vcc_reg {
                compatible = "regulator-fixed";
                regulator-name = "pcie0_vcc";

                regulator-min-microvolt = <3300000>;
                regulator-max-microvolt = <3300000>;
                gpio = <&gpio0 9 GPIO_ACTIVE_HIGH>;
                enable-active-high;
                regulator-boot-on;
                regulator-always-on;
        };
};


&spi0 {
        status = "okay";

        w25q128@0 {
                compatible = "jedec,spi-nor";
                reg = <0>;
                // XXX empiric value to obtain actual 10MHz SCK at the chip
                spi-max-frequency = <3125000>;

                partitions {
                        compatible = "fixed-partitions";
                        #address-cells = <1>;
                        #size-cells = <1>;

                        partition@0 {
                                label = "RouterBoot";
                                reg = <0x0 0x40000>;
                                read-only;
                                compatible = "fixed-partitions";
                                #address-cells = <1>;
                                #size-cells = <1>;

                                partition@0 {
                                        label = "bootloader1";
                                        reg = <0x0 0xf000>;
                                        read-only;
                                };

                                hard_config: partition@f000 {
                                        label = "hard_config";
                                        reg = <0xf000 0x1000>;
                                        read-only;
                                };

                                partition@10000 {
                                        label = "bootloader2";
                                        reg = <0x10000 0xf000>;
                                        read-only;
                                };

                                partition@20000 {
                                        label = "soft_config";
                                        reg = <0x20000 0x1000>;
                                };

                                partition@30000 {
                                        label = "bios";
                                        reg = <0x30000 0x1000>;
                                        read-only;
                                };
                        };

                        partition@40000 {
                                compatible = "mikrotik,minor";
                                label = "firmware";
                                reg = <0x040000 0xFC0000>;
                        };
                };
        };
};

&ethernet {
        mtd-mac-address = <&hard_config 0x0010>;
        mtd-mac-address-increment = <1>;
};


&pinctrl {
        state_default: pinctrl0 {
                gpio {
                        ralink,group = "uart2", "wdt", "rgmii2";
                        ralink,function = "gpio";
                };
        };
};

&i2c {
        status = "okay";
};

&pcie {
        status = "okay";
};