LINKIT7688.dts 2.25 KB
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/dts-v1/;

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#include "mt7628an.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>

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/ {
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	compatible = "mediatek,linkit-smart-7688", "mediatek,mt7628an-soc";
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	model = "MediaTek LinkIt Smart 7688";
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	chosen {
		bootargs = "console=ttyS2,57600";
	};

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	aliases {
		serial0 = &uart2;
	};

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	memory@0 {
		device_type = "memory";
		reg = <0x0 0x8000000>;
	};

	bootstrap {
		compatible = "mediatek,linkit";

		status = "okay";
	};

	gpio-leds {
		compatible = "gpio-leds";
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		wifi {
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			label = "linkit-smart-7688:orange:wifi";
			gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
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		};
	};

	gpio-keys-polled {
		compatible = "gpio-keys-polled";
		#address-cells = <1>;
		#size-cells = <0>;
		poll-interval = <20>;
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		wps {
			label = "reset";
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			gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
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			linux,code = <KEY_WPS_BUTTON>;
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		};
	};
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};

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

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

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

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

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

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

&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";
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		reg = <0>;
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		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>;
		};

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

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

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

&i2c {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&pwm {
	status = "okay";
};

&ethernet {
	mtd-mac-address = <&factory 0x28>;
};
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&sdhci {
	status = "okay";
	mediatek,cd-high;
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};
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&wmac {
	status = "okay";
};