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";
};