linux-zen-server/arch/arm/boot/dts/imx6q-arm2.dts

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright 2011 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "imx6q.dtsi"

/ {
	model = "Freescale i.MX6 Quad Armadillo2 Board";
	compatible = "fsl,imx6q-arm2", "fsl,imx6q";

	memory@10000000 {
		device_type = "memory";
		reg = <0x10000000 0x80000000>;
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_3p3v: regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "3P3V";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		reg_usb_otg_vbus: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "usb_otg_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			gpio = <&gpio3 22 0>;
			enable-active-high;
		};
	};

	leds {
		compatible = "gpio-leds";

		debug-led {
			label = "Heartbeat";
			gpios = <&gpio3 25 0>;
			linux,default-trigger = "heartbeat";
		};
	};
};

&gpmi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpmi_nand>;
	status = "disabled"; /* gpmi nand conflicts with SD */
};

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

	imx6q-arm2 {
		pinctrl_hog: hoggrp {
			fsl,pins = <
				MX6QDL_PAD_EIM_D25__GPIO3_IO25 0x80000000
			>;
		};

		pinctrl_enet: enetgrp {
			fsl,pins = <
				MX6QDL_PAD_KEY_COL1__ENET_MDIO		0x1b0b0
				MX6QDL_PAD_KEY_COL2__ENET_MDC		0x1b0b0
				MX6QDL_PAD_RGMII_TXC__RGMII_TXC		0x1b030
				MX6QDL_PAD_RGMII_TD0__RGMII_TD0		0x1b030
				MX6QDL_PAD_RGMII_TD1__RGMII_TD1		0x1b030
				MX6QDL_PAD_RGMII_TD2__RGMII_TD2		0x1b030
				MX6QDL_PAD_RGMII_TD3__RGMII_TD3		0x1b030
				MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL	0x1b030
				MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x1b0b0
				MX6QDL_PAD_RGMII_RXC__RGMII_RXC		0x1b030
				MX6QDL_PAD_RGMII_RD0__RGMII_RD0		0x1b030
				MX6QDL_PAD_RGMII_RD1__RGMII_RD1		0x1b030
				MX6QDL_PAD_RGMII_RD2__RGMII_RD2		0x1b030
				MX6QDL_PAD_RGMII_RD3__RGMII_RD3		0x1b030
				MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL	0x1b030
				MX6QDL_PAD_GPIO_6__ENET_IRQ		0x000b1
			>;
		};

		pinctrl_gpmi_nand: gpminandgrp {
			fsl,pins = <
				MX6QDL_PAD_NANDF_CLE__NAND_CLE		0xb0b1
				MX6QDL_PAD_NANDF_ALE__NAND_ALE		0xb0b1
				MX6QDL_PAD_NANDF_WP_B__NAND_WP_B	0xb0b1
				MX6QDL_PAD_NANDF_RB0__NAND_READY_B	0xb000
				MX6QDL_PAD_NANDF_CS0__NAND_CE0_B	0xb0b1
				MX6QDL_PAD_NANDF_CS1__NAND_CE1_B	0xb0b1
				MX6QDL_PAD_SD4_CMD__NAND_RE_B		0xb0b1
				MX6QDL_PAD_SD4_CLK__NAND_WE_B		0xb0b1
				MX6QDL_PAD_NANDF_D0__NAND_DATA00	0xb0b1
				MX6QDL_PAD_NANDF_D1__NAND_DATA01	0xb0b1
				MX6QDL_PAD_NANDF_D2__NAND_DATA02	0xb0b1
				MX6QDL_PAD_NANDF_D3__NAND_DATA03	0xb0b1
				MX6QDL_PAD_NANDF_D4__NAND_DATA04	0xb0b1
				MX6QDL_PAD_NANDF_D5__NAND_DATA05	0xb0b1
				MX6QDL_PAD_NANDF_D6__NAND_DATA06	0xb0b1
				MX6QDL_PAD_NANDF_D7__NAND_DATA07	0xb0b1
				MX6QDL_PAD_SD4_DAT0__NAND_DQS		0x00b1
			>;
		};

		pinctrl_uart2: uart2grp {
			fsl,pins = <
				MX6QDL_PAD_EIM_D26__UART2_RX_DATA	0x1b0b1
				MX6QDL_PAD_EIM_D27__UART2_TX_DATA	0x1b0b1
				MX6QDL_PAD_EIM_D28__UART2_DTE_CTS_B	0x1b0b1
				MX6QDL_PAD_EIM_D29__UART2_DTE_RTS_B	0x1b0b1
			>;
		};

		pinctrl_uart4: uart4grp {
			fsl,pins = <
				MX6QDL_PAD_KEY_COL0__UART4_TX_DATA	0x1b0b1
				MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA	0x1b0b1
			>;
		};

		pinctrl_usbotg: usbotggrp {
			fsl,pins = <
				MX6QDL_PAD_GPIO_1__USB_OTG_ID		0x17059
			>;
		};

		pinctrl_usdhc3: usdhc3grp {
			fsl,pins = <
				MX6QDL_PAD_SD3_CMD__SD3_CMD		0x17059
				MX6QDL_PAD_SD3_CLK__SD3_CLK		0x10059
				MX6QDL_PAD_SD3_DAT0__SD3_DATA0		0x17059
				MX6QDL_PAD_SD3_DAT1__SD3_DATA1		0x17059
				MX6QDL_PAD_SD3_DAT2__SD3_DATA2		0x17059
				MX6QDL_PAD_SD3_DAT3__SD3_DATA3		0x17059
				MX6QDL_PAD_SD3_DAT4__SD3_DATA4		0x17059
				MX6QDL_PAD_SD3_DAT5__SD3_DATA5		0x17059
				MX6QDL_PAD_SD3_DAT6__SD3_DATA6		0x17059
				MX6QDL_PAD_SD3_DAT7__SD3_DATA7		0x17059
			>;
		};

		pinctrl_usdhc3_cdwp: usdhc3cdwp {
			fsl,pins = <
				MX6QDL_PAD_NANDF_CS0__GPIO6_IO11 0x80000000
				MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x80000000
			>;
		};

		pinctrl_usdhc4: usdhc4grp {
			fsl,pins = <
				MX6QDL_PAD_SD4_CMD__SD4_CMD		0x17059
				MX6QDL_PAD_SD4_CLK__SD4_CLK		0x10059
				MX6QDL_PAD_SD4_DAT0__SD4_DATA0		0x17059
				MX6QDL_PAD_SD4_DAT1__SD4_DATA1		0x17059
				MX6QDL_PAD_SD4_DAT2__SD4_DATA2		0x17059
				MX6QDL_PAD_SD4_DAT3__SD4_DATA3		0x17059
				MX6QDL_PAD_SD4_DAT4__SD4_DATA4		0x17059
				MX6QDL_PAD_SD4_DAT5__SD4_DATA5		0x17059
				MX6QDL_PAD_SD4_DAT6__SD4_DATA6		0x17059
				MX6QDL_PAD_SD4_DAT7__SD4_DATA7		0x17059
			>;
		};
	};
};

&fec {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet>;
	phy-mode = "rgmii";
	/delete-property/ interrupts;
	interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
			      <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
	fsl,err006687-workaround-present;
	status = "okay";
};

&usbotg {
	vbus-supply = <&reg_usb_otg_vbus>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usbotg>;
	disable-over-current;
	status = "okay";
};

&usdhc3 {
	cd-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
	wp-gpios = <&gpio6 14 GPIO_ACTIVE_HIGH>;
	vmmc-supply = <&reg_3p3v>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc3
		     &pinctrl_usdhc3_cdwp>;
	status = "okay";
};

&usdhc4 {
	non-removable;
	vmmc-supply = <&reg_3p3v>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc4>;
	status = "okay";
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	fsl,dte-mode;
	uart-has-rtscts;
	status = "okay";
};

&uart4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart4>;
	status = "okay";
};