openwrt/target/linux/ramips/dts/mt7628an_mediatek_linkit-smart-7688.dts

#include "mt7628an.dtsi"

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

/ {
	compatible = "mediatek,linkit-smart-7688", "mediatek,mt7628an-soc";
	model = "MediaTek LinkIt Smart 7688";

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

	chosen {
		bootargs = "console=ttyS2,57600";
	};

	aliases {
		serial0 = &uart2;
	};

	leds {
		compatible = "gpio-leds";

		led_wifi: wifi {
			label = "orange:wifi";
			gpios = <&gpio 44 GPIO_ACTIVE_LOW>;
		};
	};

	keys {
		compatible = "gpio-keys";

		wps {
			label = "reset";
			gpios = <&gpio 38 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_WPS_BUTTON>;
		};
	};
};

&state_default {
	gpio {
		groups = "gpio";
		function = "gpio";
	};

	refclk {
		groups = "refclk";
		function = "gpio";
	};

	i2s {
		groups = "i2s";
		function = "gpio";
	};

	spis {
		groups = "spis";
		function = "gpio";
	};

	wled_an {
		groups = "wled_an";
		function = "gpio";
	};

	wdt {
		groups = "wdt";
		function = "gpio";
	};
};

&spi0 {
	status = "okay";

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

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <40000000>;

		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 0x10000>;
			};

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

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

					eeprom_factory_0: eeprom@0 {
						reg = <0x0 0x400>;
					};

					macaddr_factory_2e: macaddr@2e {
						reg = <0x2e 0x6>;
					};
				};
			};

			partition@50000 {
				compatible = "denx,uimage";
				label = "firmware";
				reg = <0x50000 0x1fb0000>;
			};
		};
	};

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

&gpio {
	bootstrap {
		gpio-hog;
		line-name = "bootstrap";
		output-low;
		gpios = <11 GPIO_ACTIVE_LOW>;
	};
};

&i2c {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&pwm {
	status = "okay";
};

&ethernet {
	nvmem-cells = <&macaddr_factory_2e>;
	nvmem-cell-names = "mac-address";
};

&pinctrl {
	ephy-digital;

	sdxc_iot_mode: sdxc_iot_mode {
		esd {
			groups = "esd";
			function = "iot";
		};

		sdxc {
			groups = "sdmode";
			function = "sdxc";
		};
	};
};

&sdhci {
	status = "okay";

	pinctrl-0 = <&sdxc_iot_mode>;
	pinctrl-1 = <&sdxc_iot_mode>;
	cd-inverted;
};

&wmac {
	status = "okay";

	nvmem-cells = <&eeprom_factory_0>;
	nvmem-cell-names = "eeprom";
};