xref: /openbmc/linux/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts (revision 9a87ffc99ec8eb8d35eed7c4f816d75f5cc9662e)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright 2018 Boundary Devices
 */

/dts-v1/;

#include <dt-bindings/input/input.h>
#include "imx8mq.dtsi"

/ {
	model = "Boundary Devices i.MX8MQ Nitrogen8M";
	compatible = "boundary,imx8mq-nitrogen8m", "fsl,imx8mq";

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x00000000 0x40000000 0 0x80000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpio_keys>;

		button-power {
			label = "Power Button";
			gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			wakeup-source;
		};
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		ddc-i2c-bus = <&ddc_i2c_bus>;
		label = "hdmi";
		type = "a";

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&lt8912_out>;
			};
		};
	};

	reg_usb_otg_vbus: regulator-usb-otg-vbus {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_reg_usbotg_vbus>;
		regulator-name = "usb_otg_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_vref_0v9: regulator-vref-0v9 {
		compatible = "regulator-fixed";
		regulator-name = "vref-0v9";
		regulator-min-microvolt = <900000>;
		regulator-max-microvolt = <900000>;
	};

	reg_vref_1v8: regulator-vref-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "vref-1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	reg_vref_2v5: regulator-vref-2v5 {
		compatible = "regulator-fixed";
		regulator-name = "vref-2v5";
		regulator-min-microvolt = <2500000>;
		regulator-max-microvolt = <2500000>;
	};

	reg_vref_3v3: regulator-vref-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "vref-3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	reg_vref_5v: regulator-vref-5v {
		compatible = "regulator-fixed";
		regulator-name = "vref-5v";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};
};

&dphy {
	status = "okay";
};

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	phy-mode = "rgmii-id";
	phy-handle = <&ethphy0>;
	fsl,magic-packet;
	status = "okay";

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

		ethphy0: ethernet-phy@4 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <4>;
			interrupts-extended = <&gpio1 11 IRQ_TYPE_LEVEL_LOW>;
		};
	};
};

/* Release reset of the USB Host HUB */
&gpio1 {
	usb-host-reset-hog {
		gpio-hog;
		gpios = <14 GPIO_ACTIVE_HIGH>;
		output-high;
	};
};

&i2c1 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";

	i2c-mux@70 {
		compatible = "nxp,pca9546";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2c1_pca9546>;
		reg = <0x70>;
		reset-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
		#address-cells = <1>;
		#size-cells = <0>;

		i2c1a: i2c1@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;

			reg_arm_dram: regulator@60 {
				compatible = "fcs,fan53555";
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_reg_arm_dram>;
				reg = <0x60>;
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
				vsel-gpios = <&gpio3 24 GPIO_ACTIVE_HIGH>;
			};
		};

		i2c1b: i2c1@1 {
			reg = <1>;
			#address-cells = <1>;
			#size-cells = <0>;

			reg_dram_1p1v: regulator@60 {
				compatible = "fcs,fan53555";
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_reg_dram_1p1v>;
				reg = <0x60>;
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1100000>;
				regulator-always-on;
				vsel-gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>;
			};
		};

		i2c1c: i2c1@2 {
			reg = <2>;
			#address-cells = <1>;
			#size-cells = <0>;

			reg_soc_gpu_vpu: regulator@60 {
				compatible = "fcs,fan53555";
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_reg_soc_gpu_vpu>;
				reg = <0x60>;
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
				vsel-gpios = <&gpio2 20 GPIO_ACTIVE_HIGH>;
			};
		};

		i2c1d: i2c1@3 {
			reg = <3>;
			#address-cells = <1>;
			#size-cells = <0>;

			rtc@68 {
				compatible = "microcrystal,rv4162";
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_i2c1d_rv4162>;
				reg = <0x68>;
				interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_LOW>;
				wakeup-source;
			};
		};
	};
};

&i2c4 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c4>;
	status = "okay";

	pca9546: i2c-mux@70 {
		compatible = "nxp,pca9546";
		reg = <0x70>;
		#address-cells = <1>;
		#size-cells = <0>;

		i2c4@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;
			clock-frequency = <100000>;

			hdmi-bridge@48 {
				compatible = "lontium,lt8912b";
				reg = <0x48> ;
				reset-gpios = <&max7323 0 GPIO_ACTIVE_LOW>;

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

					port@0 {
						reg = <0>;

						hdmi_out_in: endpoint {
							data-lanes = <1 2 3 4>;
							remote-endpoint = <&mipi_dsi_out>;
						};
					};

					port@1 {
						reg = <1>;

						lt8912_out: endpoint {
							remote-endpoint = <&hdmi_connector_in>;
						};
					};
				};
			};
		};

		ddc_i2c_bus: i2c4@1 {
			reg = <1>;
			#address-cells = <1>;
			#size-cells = <0>;
			clock-frequency = <100000>;
		};

		i2c4@3 {
			reg = <3>;
			#address-cells = <1>;
			#size-cells = <0>;
			clock-frequency = <100000>;

			max7323: gpio-expander@68 {
				compatible = "maxim,max7323";
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_max7323>;
				gpio-controller;
				reg = <0x68>;
				#gpio-cells = <2>;
			};
		};
	};
};

&lcdif {
	status = "okay";
};

&mipi_dsi {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";

	ports {
		port@1 {
			reg = <1>;

			mipi_dsi_out: endpoint {
				remote-endpoint = <&hdmi_out_in>;
			};
		};
	};
};

&uart1 { /* console */
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1>;
	assigned-clocks = <&clk IMX8MQ_CLK_UART1>;
	assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
	status = "okay";
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	assigned-clocks = <&clk IMX8MQ_CLK_UART2>;
	assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
	status = "okay";
};

&usb_dwc3_0 {
	dr_mode = "otg";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usb3_0>;
	status = "okay";
};

&usb3_phy0 {
	vbus-supply = <&reg_usb_otg_vbus>;
	status = "okay";
};

&usb_dwc3_1 {
	dr_mode = "host";
	status = "okay";
};

&usb3_phy1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usb3_1>;
	status = "okay";
};

&usdhc1 {
	assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>;
	assigned-clock-rates = <400000000>;
	bus-width = <8>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc1>;
	non-removable;
	vmmc-supply = <&reg_vref_1v8>;
	status = "okay";
};

&wdog1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_wdog>;
	fsl,ext-reset-output;
	status = "okay";
};

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

	pinctrl_hog: hoggrp {
		fsl,pins = <
			/* J17 connector, odd */
			MX8MQ_IOMUXC_SAI1_RXFS_GPIO4_IO0		0x19	/* Pin 19 */
			MX8MQ_IOMUXC_SAI1_RXC_GPIO4_IO1			0x19	/* Pin 21 */
			MX8MQ_IOMUXC_SAI1_RXD1_GPIO4_IO3		0x19	/* Pin 23 */
			MX8MQ_IOMUXC_SAI1_RXD2_GPIO4_IO4		0x19	/* Pin 25 */
			MX8MQ_IOMUXC_SAI1_RXD3_GPIO4_IO5		0x19	/* Pin 27 */
			MX8MQ_IOMUXC_SAI1_RXD4_GPIO4_IO6		0x19	/* Pin 29 */
			MX8MQ_IOMUXC_SAI1_RXD5_GPIO4_IO7		0x19	/* Pin 31 */
			MX8MQ_IOMUXC_SAI1_RXD6_GPIO4_IO8		0x19	/* Pin 33 */
			MX8MQ_IOMUXC_SAI1_RXD7_GPIO4_IO9		0x19	/* Pin 35 */
			MX8MQ_IOMUXC_SAI1_TXD1_GPIO4_IO13		0x19	/* Pin 39 */
			MX8MQ_IOMUXC_SAI1_TXD2_GPIO4_IO14		0x19	/* Pin 41 */
			MX8MQ_IOMUXC_SAI1_TXD3_GPIO4_IO15		0x19	/* Pin 43 */
			MX8MQ_IOMUXC_SAI1_TXD4_GPIO4_IO16		0x19	/* Pin 45 */
			MX8MQ_IOMUXC_SAI1_TXD5_GPIO4_IO17		0x19	/* Pin 47 */
			MX8MQ_IOMUXC_SAI1_TXD6_GPIO4_IO18		0x19	/* Pin 49 */
			MX8MQ_IOMUXC_SAI1_TXD7_GPIO4_IO19		0x19	/* Pin 51 */

			/* J17 connector, even */
			MX8MQ_IOMUXC_SAI3_RXFS_GPIO4_IO28		0x19	/* Pin 44 */
			MX8MQ_IOMUXC_SAI3_RXC_GPIO4_IO29		0x19	/* Pin 48 */
			MX8MQ_IOMUXC_GPIO1_IO10_GPIO1_IO10		0x19	/* Pin 50 */
			MX8MQ_IOMUXC_GPIO1_IO03_GPIO1_IO3		0x19	/* Pin 54 */
			MX8MQ_IOMUXC_GPIO1_IO05_GPIO1_IO5		0x19	/* Pin 56 */

			/* J18 connector, odd */
			MX8MQ_IOMUXC_NAND_CE3_B_GPIO3_IO4		0x19	/* Pin 41 */
			MX8MQ_IOMUXC_NAND_CLE_GPIO3_IO5			0x19	/* Pin 43 */
			MX8MQ_IOMUXC_NAND_READY_B_GPIO3_IO16		0x19	/* Pin 45 */
			MX8MQ_IOMUXC_NAND_DATA05_GPIO3_IO11		0x19	/* Pin 47 */
			MX8MQ_IOMUXC_NAND_WP_B_GPIO3_IO18		0x19	/* Pin 49 */
			MX8MQ_IOMUXC_NAND_DQS_GPIO3_IO14		0x19	/* Pin 53 */

			/* J18 connector, even */
			MX8MQ_IOMUXC_NAND_ALE_GPIO3_IO0			0x19	/* Pin 32 */
			MX8MQ_IOMUXC_NAND_CE0_B_GPIO3_IO1		0x19	/* Pin 36 */
			MX8MQ_IOMUXC_NAND_DATA00_GPIO3_IO6		0x19	/* Pin 38 */
			MX8MQ_IOMUXC_NAND_DATA01_GPIO3_IO7		0x19	/* Pin 40 */
			MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8		0x19	/* Pin 42 */
			MX8MQ_IOMUXC_NAND_DATA03_GPIO3_IO9		0x19	/* Pin 44 */
			MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10		0x19	/* Pin 46 */

			/* J13 Pin 2, WL_WAKE */
			MX8MQ_IOMUXC_SAI5_RXD2_GPIO3_IO23		0xd6
			/* J13 Pin 4, WL_IRQ, not needed for Silex */
			MX8MQ_IOMUXC_SAI5_RXD0_GPIO3_IO21		0xd6
			/* J13 pin 9, unused */
			MX8MQ_IOMUXC_SD2_CD_B_GPIO2_IO12		0x19
			/* J13 Pin 41, BT_CLK_REQ */
			MX8MQ_IOMUXC_SAI5_RXD1_GPIO3_IO22		0xd6
			/* J13 Pin 42, BT_HOST_WAKE */
			MX8MQ_IOMUXC_SAI5_MCLK_GPIO3_IO25		0xd6

			/* Clock for both CSI1 and CSI2 */
			MX8MQ_IOMUXC_GPIO1_IO15_CCMSRCGPCMIX_CLKO2	0x07
			/* test points */
			MX8MQ_IOMUXC_GPIO1_IO04_GPIO1_IO4		0xc1	/* TP87 */
		>;
	};

	pinctrl_fec1: fec1grp {
		fsl,pins = <
			MX8MQ_IOMUXC_ENET_MDC_ENET1_MDC			0x3
			MX8MQ_IOMUXC_ENET_MDIO_ENET1_MDIO		0x23
			MX8MQ_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
			MX8MQ_IOMUXC_ENET_TXC_ENET1_RGMII_TXC		0x1f
			MX8MQ_IOMUXC_ENET_TD0_ENET1_RGMII_TD0		0x1f
			MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1		0x1f
			MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2		0x1f
			MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3		0x1f
			MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
			MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC		0x91
			MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0		0x91
			MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1		0x91
			MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2		0x91
			MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3		0x91
			MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9		0x19
			MX8MQ_IOMUXC_GPIO1_IO11_GPIO1_IO11		0x59
		>;
	};

	pinctrl_gpio_keys: gpio-keysgrp {
		fsl,pins = <
			MX8MQ_IOMUXC_GPIO1_IO07_GPIO1_IO7		0x19
		>;
	};


	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL			0x4000007f
			MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA			0x4000007f
		>;
	};

	pinctrl_i2c1_pca9546: i2c1-pca9546grp {
		fsl,pins = <
			MX8MQ_IOMUXC_GPIO1_IO08_GPIO1_IO8		0x49
		>;
	};

	pinctrl_i2c1d_rv4162: i2c1d-rv4162grp {
		fsl,pins = <
			MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6		0x49
		>;
	};

	pinctrl_i2c4: i2c4grp {
		fsl,pins = <
			MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL			0x4000007f
			MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA			0x4000007f
		>;
	};

	pinctrl_max7323: max7323grp {
		fsl,pins = <
			MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15 0x19
		>;
	};

	pinctrl_reg_arm_dram: reg-arm-dramgrp {
		fsl,pins = <
			MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24	0x16
		>;
	};

	pinctrl_reg_dram_1p1v: reg-dram-1p1vgrp {
		fsl,pins = <
			MX8MQ_IOMUXC_SD1_STROBE_GPIO2_IO11	0x16
		>;
	};

	pinctrl_reg_soc_gpu_vpu: reg-soc-gpu-vpugrp {
		fsl,pins = <
			MX8MQ_IOMUXC_SD2_WP_GPIO2_IO20		0x16
		>;
	};

	pinctrl_reg_usbotg_vbus: reg-usbotg-vbusgrp {
		fsl,pins = <
			MX8MQ_IOMUXC_GPIO1_IO12_GPIO1_IO12	0x16
		>;
	};

	pinctrl_uart1: uart1grp {
		fsl,pins = <
			MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX		0x45
			MX8MQ_IOMUXC_UART1_TXD_UART1_DCE_TX		0x45
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX		0x45
			MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX		0x45
		>;
	};

	pinctrl_usb3_0: usb3-0grp {
		fsl,pins = <
			MX8MQ_IOMUXC_GPIO1_IO13_USB1_OTG_OC		0x16
		>;
	};

	pinctrl_usb3_1: usb3-1grp {
		fsl,pins = <
			MX8MQ_IOMUXC_GPIO1_IO14_GPIO1_IO14		0x16
		>;
	};

	pinctrl_usdhc1: usdhc1grp {
		fsl,pins = <
			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK			0x83
			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD			0xc3
			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xc3
			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xc3
			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xc3
			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xc3
			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xc3
			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xc3
			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xc3
			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xc3
			MX8MQ_IOMUXC_SD1_RESET_B_GPIO2_IO10		0x41
		>;
	};

	pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
		fsl,pins = <
			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK			0x8d
			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD			0xcd
			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xcd
			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xcd
			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xcd
			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xcd
			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xcd
			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xcd
			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xcd
			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xcd
		>;
	};

	pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
		fsl,pins = <
			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK			0x9f
			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD			0xdf
			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xdf
			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xdf
			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xdf
			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xdf
			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xdf
			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xdf
			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xdf
			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xdf
		>;
	};

	pinctrl_wdog: wdoggrp {
		fsl,pins = <
		MX8MQ_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0xc6
		>;
	};
};