OMEGA2.dtsi

#include "mt7628an.dtsi"

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

/ {
    compatible = "onion,omega", "mediatek,mt7628an-soc";

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

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

        system_led: system {
            gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
        };
    };

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

        reset {
            label = "reset";
            gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
            linux,code = <KEY_RESTART>;
        };
    };
    sound {
        compatible = "simple-audio-card";
        simple-audio-card,name = "Audio-I2S";
        simple-audio-card,format = "i2s";
        simple-audio-card,bitclock-master = <&cpu_dai_master>;
        simple-audio-card,frame-master = <&cpu_dai_master>;
        simple-audio-card,widgets =
            "Speaker", "External Speaker";

            cpu_dai_master: simple-audio-card,cpu {
            sound-dai = <&i2s>;
        };

        dailink0_master: simple-audio-card,codec {
            sound-dai = <&codec>;
        };
    };

    codec: max98357a {
        #sound-dai-cells = <0>;
        compatible = "maxim,max98357a";
        sdmode-gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
    };

};

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

        perst {
            ralink,group = "perst";
            ralink,function = "gpio";
        };

        refclk {
            ralink,group = "refclk";
            ralink,function = "gpio";
        };

        i2s {
            ralink,group = "i2s";
            ralink,function = "i2s";
        };

        spis {
            ralink,group = "spis";
            ralink,function = "gpio";
        };

        wled_kn {
            ralink,group = "wled_kn";
            ralink,function = "gpio";
        };

        wled_an {
            ralink,group = "wled_an";
            ralink,function = "gpio";
        };

        wdt {
            ralink,group = "wdt";
            ralink,function = "gpio";
        };

        pwm0 {
            ralink,group = "pwm0";
            ralink,function = "gpio";
        };

        pwm1 {
            ralink,group = "pwm1";
            ralink,function = "gpio";
        };
    };
};

&gpio1 {
    status = "okay";
};

&gpio2 {
    status = "okay";
};

&spi0 {
    status = "okay";

    pinctrl-names = "default";
    pinctrl-0 = <&spi_pins>, <&spi_cs1_pins>;

    m25p80@0 {
        #address-cells = <1>;
        #size-cells = <1>;
        compatible = "jedec,spi-nor";
        reg = <0>;
        spi-max-frequency = <40000000>;
        m25p,chunked-io = <31>;

        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;
        };

        firmware: partition@50000 {
            label = "firmware";
        };
    };

    spidev@1 {
        #address-cells = <1>;
        #size-cells = <1>;
        compatible = "linux,spidev";
        reg = <1>;
        spi-max-frequency = <40000000>;
    };
};

&i2c {
    status = "okay";
};

&uart1 {
    status = "okay";
};

&uart2 {
    status = "okay";
};

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

&sdhci {
    status = "okay";
    mediatek,cd-low;
};

&wmac {
    status = "okay";
};

&gdma {
    status = "okay";
};

&i2s {
    #sound-dai-cells = <0>;
    status = "okay";
};