openwrt/target/linux/ramips/dts/DCH-M225.dts

/dts-v1/;

#include "mt7620a.dtsi"

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

/ {
	compatible = "dlink,dch-m225", "ralink,mt7620a-soc";
	model = "D-Link DCH-M225";

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

	gpio-keys-polled {
		compatible = "gpio-keys-polled";
		poll-interval = <100>;

		wps {
			label = "wps";
			gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_RFKILL>;
		};

		reset {
			label = "reset";
			gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_RESTART>;
		};
	};

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

		led_power: power {
			label = "dch-m225:green:power";
			gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
			default-state = "on";
		};

		status {
			label = "dch-m225:red:status";
			gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,name = "Audio-I2S";
		simple-audio-card,format = "i2s";
		simple-audio-card,bitclock-master = <&dailink0_master>;
		simple-audio-card,frame-master = <&dailink0_master>;
		simple-audio-card,widgets =
			"Headphone", "Headphones";
		simple-audio-card,routing =
			"Headphones", "HP_L",
			"Headphones", "HP_R";
		simple-audio-card,mclk-fs = <256>;
		simple-audio-card,hp-det-gpio = <&gpio0 14 GPIO_ACTIVE_LOW>;

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

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

&gpio0 {
	status = "okay";
};

&gpio1 {
	status = "okay";
};

&i2c {
	status = "okay";

	codec: wm8960@1a {
		#sound-dai-cells = <0>;
		compatible = "wlf,wm8960";
		reg = <0x1a>;

		wlf,shared-lrclk;
	};
};

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

&spi0 {
	status = "okay";

	m25p80@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <80000000>;
		m25p,fast-read;

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

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

			partition@30000 {
				label = "u-boot-env";
				reg = <0x30000 0x4000>;
				read-only;
			};

			factory: partition@34000 {
				label = "factory";
				reg = <0x34000 0x4000>;
				read-only;
			};

			nvram: partition@38000 {
				label = "nvram";
				reg = <0x38000 0x8000>;
				read-only;
			};

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

			partition@50000 {
				label = "upgrade_rec";
				reg = <0x50000 0x100000>;
				read-only;
			};

			partition@150000 {
				label = "firmware";
				reg = <0x150000 0x6b0000>;
			};
		};
	};
};

&gdma {
	status = "okay";
};

&pinctrl {
	state_default: pinctrl0 {
		gpio {
			ralink,group = "wdt", "rgmii1";
			ralink,function = "gpio";
		};

		gpio_i2s {
			ralink,group = "uartf";
			ralink,function = "gpio i2s";
		};
	};
};

&ethernet {
	mtd-mac-address = <&factory 0x4>;
};

&gsw {
	ralink,port4 = "ephy";
};

&wmac {
	ralink,mtd-eeprom = <&factory 0>;
	pinctrl-names = "default";
	pinctrl-0 = <&pa_pins>;
};