u-boot/arch/arm/dts/imx8mn-beacon-baseboard.dtsi

// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
 * Copyright 2020 Compass Electronics Group, LLC
 */

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

		led-0 {
			label = "gen_led0";
			gpios = <&pca6416_1 4 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-1 {
			label = "gen_led1";
			gpios = <&pca6416_1 5 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-2 {
			label = "gen_led2";
			gpios = <&pca6416_1 6 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led-3 {
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_led3>;
			label = "heartbeat";
			gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	reg_usdhc2_vmmc: regulator-usdhc2 {
		compatible = "regulator-fixed";
		regulator-name = "vsd_3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_usb_otg_vbus: regulator-usb {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_reg_usb_otg>;
		regulator-name = "usb_otg_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};
};

&ecspi2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_espi2>;
	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
	status = "okay";

	eeprom@0 {
		compatible = "microchip,at25160bn", "atmel,at25";
		reg = <0>;
		spi-max-frequency = <5000000>;
		spi-cpha;
		spi-cpol;
		pagesize = <32>;
		size = <2048>;
		address-width = <16>;
	};
};

&i2c4 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c4>;
	status = "okay";

	pca6416_0: gpio@20 {
		compatible = "nxp,pcal6416";
		reg = <0x20>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pcal6414>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-parent = <&gpio4>;
		interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
	};

	pca6416_1: gpio@21 {
		compatible = "nxp,pcal6416";
		reg = <0x21>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-parent = <&gpio4>;
		interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
	};
};

&snvs_pwrkey {
	status = "okay";
};

&uart2 { /* console */
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	status = "okay";
};

&uart3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart3>;
	assigned-clocks = <&clk IMX8MN_CLK_UART3>;
	assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>;
	status = "okay";
};

&usbotg1 {
	vbus-supply = <&reg_usb_otg_vbus>;
	disable-over-current;
	dr_mode="otg";
	status = "okay";
};

&usdhc2 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
	pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
	bus-width = <4>;
	vmmc-supply = <&reg_usdhc2_vmmc>;
	status = "okay";
};

&iomuxc {
	pinctrl_espi2: espi2grp {
		fsl,pins = <
			MX8MN_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK		0x82
			MX8MN_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI		0x82
			MX8MN_IOMUXC_ECSPI2_MISO_ECSPI2_MISO		0x82
			MX8MN_IOMUXC_ECSPI1_SS0_GPIO5_IO9		0x41
		>;
	};

	pinctrl_i2c2: i2c2grp {
		fsl,pins = <
			MX8MN_IOMUXC_I2C2_SCL_I2C2_SCL		0x400001c3
			MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA		0x400001c3
		>;
	};

	pinctrl_i2c4: i2c4grp {
		fsl,pins = <
			MX8MN_IOMUXC_I2C4_SCL_I2C4_SCL		0x400001c3
			MX8MN_IOMUXC_I2C4_SDA_I2C4_SDA		0x400001c3
		>;
	};

	pinctrl_led3: led3grp {
		fsl,pins = <
			MX8MN_IOMUXC_SAI3_RXFS_GPIO4_IO28	0x41
		>;
	};

	pinctrl_pcal6414: pcal6414-gpiogrp {
		fsl,pins = <
			MX8MN_IOMUXC_SAI2_MCLK_GPIO4_IO27		0x19
		>;
	};

	pinctrl_reg_usb_otg: reg-otggrp {
		fsl,pins = <
			MX8MN_IOMUXC_SAI3_RXC_GPIO4_IO29     0x19
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX8MN_IOMUXC_UART2_RXD_UART2_DCE_RX	0x140
			MX8MN_IOMUXC_UART2_TXD_UART2_DCE_TX	0x140
		>;
	};

	pinctrl_uart3: uart3grp {
		fsl,pins = <
			MX8MN_IOMUXC_ECSPI1_SCLK_UART3_DCE_RX	0x40
			MX8MN_IOMUXC_ECSPI1_MOSI_UART3_DCE_TX	0x40
		>;
	};

	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD2_CD_B_USDHC2_CD_B	0x41
			MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19	0x41
		>;
	};

	pinctrl_usdhc2: usdhc2grp {
		fsl,pins = <
			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK	0x190
			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD	0x1d0
			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d0
			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d0
			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d0
			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d0
			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
		>;
	};

	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK	0x194
			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD	0x1d4
			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
		>;
	};

	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
		fsl,pins = <
			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK	0x196
			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD	0x1d6
			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d6
			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d6
			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d6
			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d6
			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
		>;
	};
};