u-boot/arch/arm/dts/fsl-imx8qxp-mek.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright 2017-2018 NXP
 */

/dts-v1/;

#include "fsl-imx8qxp.dtsi"

/ {
	model = "Freescale i.MX8QXP MEK";
	compatible = "fsl,imx8qxp-mek", "fsl,imx8qxp";

	chosen {
		bootargs = "console=ttyLP0,115200 earlycon=lpuart32,0x5a060000,115200";
		stdout-path = &lpuart0;
	};

	regulators {
		compatible = "simple-bus";

		reg_usdhc2_vmmc: usdhc2-vmmc {
			compatible = "regulator-fixed";
			regulator-name = "SD1_SPWR";
			regulator-min-microvolt = <3000000>;
			regulator-max-microvolt = <3000000>;
			gpio = <&gpio4 19 GPIO_ACTIVE_HIGH>;
			off-on-delay = <3480>;
			enable-active-high;
		};
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hog>;

	imx8qxp-mek {
		pinctrl_hog: hoggrp {
			fsl,pins = <
				SC_P_MCLK_OUT0_ADMA_ACM_MCLK_OUT0	0x0600004c
				SC_P_COMP_CTL_GPIO_1V8_3V3_GPIORHB_PAD	0x000514a0
			>;
		};

		pinctrl_ioexp_rst: ioexp-rst-grp {
			fsl,pins = <
				SC_P_SPI2_SDO_LSIO_GPIO1_IO01	0x06000021
			>;
		};

		pinctrl_fec1: fec1grp {
			fsl,pins = <
				SC_P_ENET0_MDC_CONN_ENET0_MDC			0x06000048
				SC_P_ENET0_MDIO_CONN_ENET0_MDIO			0x06000048
				SC_P_ENET0_RGMII_TX_CTL_CONN_ENET0_RGMII_TX_CTL	0x06000048
				SC_P_ENET0_RGMII_TXC_CONN_ENET0_RGMII_TXC	0x06000048
				SC_P_ENET0_RGMII_TXD0_CONN_ENET0_RGMII_TXD0	0x06000048
				SC_P_ENET0_RGMII_TXD1_CONN_ENET0_RGMII_TXD1	0x06000048
				SC_P_ENET0_RGMII_TXD2_CONN_ENET0_RGMII_TXD2	0x06000048
				SC_P_ENET0_RGMII_TXD3_CONN_ENET0_RGMII_TXD3	0x06000048
				SC_P_ENET0_RGMII_RXC_CONN_ENET0_RGMII_RXC	0x06000048
				SC_P_ENET0_RGMII_RX_CTL_CONN_ENET0_RGMII_RX_CTL	0x06000048
				SC_P_ENET0_RGMII_RXD0_CONN_ENET0_RGMII_RXD0	0x06000048
				SC_P_ENET0_RGMII_RXD1_CONN_ENET0_RGMII_RXD1	0x06000048
				SC_P_ENET0_RGMII_RXD2_CONN_ENET0_RGMII_RXD2	0x06000048
				SC_P_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3	0x06000048
			>;
		};

		pinctrl_fec2: fec2grp {
			fsl,pins = <
				SC_P_ESAI0_SCKR_CONN_ENET1_RGMII_TX_CTL		0x06000048
				SC_P_ESAI0_FSR_CONN_ENET1_RGMII_TXC		0x06000048
				SC_P_ESAI0_TX4_RX1_CONN_ENET1_RGMII_TXD0	0x06000048
				SC_P_ESAI0_TX5_RX0_CONN_ENET1_RGMII_TXD1	0x06000048
				SC_P_ESAI0_FST_CONN_ENET1_RGMII_TXD2		0x06000048
				SC_P_ESAI0_SCKT_CONN_ENET1_RGMII_TXD3		0x06000048
				SC_P_ESAI0_TX0_CONN_ENET1_RGMII_RXC		0x06000048
				SC_P_SPDIF0_TX_CONN_ENET1_RGMII_RX_CTL		0x06000048
				SC_P_SPDIF0_RX_CONN_ENET1_RGMII_RXD0		0x06000048
				SC_P_ESAI0_TX3_RX2_CONN_ENET1_RGMII_RXD1	0x06000048
				SC_P_ESAI0_TX2_RX3_CONN_ENET1_RGMII_RXD2	0x06000048
				SC_P_ESAI0_TX1_CONN_ENET1_RGMII_RXD3		0x06000048
			>;
		};

		pinctrl_lpi2c1: lpi2c1grp {
			fsl,pins = <
				SC_P_USB_SS3_TC1_ADMA_I2C1_SCL	0x06000021
				SC_P_USB_SS3_TC3_ADMA_I2C1_SDA	0x06000021
			>;
		};

		pinctrl_lpuart0: lpuart0grp {
			fsl,pins = <
				SC_P_UART0_RX_ADMA_UART0_RX	0x06000020
				SC_P_UART0_TX_ADMA_UART0_TX	0x06000020
			>;
		};

		pinctrl_usdhc1: usdhc1grp {
			fsl,pins = <
				SC_P_EMMC0_CLK_CONN_EMMC0_CLK		0x06000041
				SC_P_EMMC0_CMD_CONN_EMMC0_CMD		0x00000021
				SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0	0x00000021
				SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1	0x00000021
				SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2	0x00000021
				SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3	0x00000021
				SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4	0x00000021
				SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5	0x00000021
				SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6	0x00000021
				SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7	0x00000021
				SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE	0x00000041
			>;
		};

		pinctrl_usdhc2_gpio: usdhc2gpiogrp {
			fsl,pins = <
				SC_P_USDHC1_RESET_B_LSIO_GPIO4_IO19	0x00000021
				SC_P_USDHC1_WP_LSIO_GPIO4_IO21		0x00000021
				SC_P_USDHC1_CD_B_LSIO_GPIO4_IO22	0x00000021
			>;
		};

		pinctrl_usdhc2: usdhc2grp {
			fsl,pins = <
				SC_P_USDHC1_CLK_CONN_USDHC1_CLK		0x06000041
				SC_P_USDHC1_CMD_CONN_USDHC1_CMD		0x00000021
				SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0	0x00000021
				SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1	0x00000021
				SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2	0x00000021
				SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3	0x00000021
				SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT	0x00000021
			>;
		};
	};
};

&A35_0 {
	u-boot,dm-pre-reloc;
};

&lpuart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_lpuart0>;
	status = "okay";
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_lpi2c1 &pinctrl_ioexp_rst>;
	status = "okay";

	i2cswitch@71 {
		compatible = "nxp,pca9646";
		reg = <0x71>;
		#address-cells = <1>;
		#size-cells = <0>;
		reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;

		bb_i2c1: i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x0>;
		};

		mfi_i2c1: i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x1>;
		};

		i2cexp1_i2c1: i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x2>;
		};

		i2cexp2_i2c1: i2c@3 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x3>;

			pca9557_a: gpio@1a {
				compatible = "nxp,pca9557";
				reg = <0x1a>;
				gpio-controller;
				#gpio-cells = <2>;
			};
			pca9557_b: gpio@1d {
				compatible = "nxp,pca9557";
				reg = <0x1d>;
				gpio-controller;
				#gpio-cells = <2>;
			};
		};
	};
};

&usdhc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc1>;
	bus-width = <8>;
	non-removable;
	status = "okay";
};

&usdhc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
	bus-width = <4>;
	cd-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
	wp-gpios = <&gpio4 21 GPIO_ACTIVE_HIGH>;
	vmmc-supply = <&reg_usdhc2_vmmc>;
	status = "okay";
};

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	phy-mode = "rgmii";
	phy-handle = <&ethphy0>;
	fsl,ar8031-phy-fixup;
	fsl,magic-packet;
	status = "okay";
	phy-reset-gpios = <&pca9557_a 4 GPIO_ACTIVE_LOW>;
	phy-reset-duration = <10>;

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		ethphy0: ethernet-phy@0 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <0>;
		};
		ethphy1: ethernet-phy@1 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <1>;
		};
	};
};