u-boot/arch/arm/dts/imx8mm-beacon-baseboard.dtsi

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

#include <dt-bindings/phy/phy-imx8-pcie.h>

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

		led0 {
			label = "gen_led0";
			gpios = <&pca6416_1 4 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led1 {
			label = "gen_led1";
			gpios = <&pca6416_1 5 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led2 {
			label = "gen_led2";
			gpios = <&pca6416_1 6 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led3 {
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_led3>;
			label = "heartbeat";
			gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	pcie0_refclk: pcie0-refclk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <100000000>;
	};

	pcie0_refclk_gated:  pcie0-refclk-gated {
		compatible = "gpio-gate-clock";
		clocks = <&pcie0_refclk>;
		#clock-cells = <0>;
		enable-gpios = <&pca6416_1 2 GPIO_ACTIVE_LOW>;
	};

	reg_audio: regulator-audio {
		compatible = "regulator-fixed";
		regulator-name = "3v3_aud";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&pca6416_1 11 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_usbotg1: regulator-usbotg1 {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_reg_usb_otg1>;
		regulator-name = "usb_otg_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_camera: regulator-camera {
		compatible = "regulator-fixed";
		regulator-name = "mipi_pwr";
		regulator-min-microvolt = <2800000>;
		regulator-max-microvolt = <2800000>;
		gpio = <&pca6416_1 0 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		startup-delay-us = <100000>;
	};

	reg_pcie0: regulator-pcie {
		compatible = "regulator-fixed";
		regulator-name = "pci_pwr_en";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		enable-active-high;
		gpio = <&pca6416_1 1 GPIO_ACTIVE_HIGH>;
		startup-delay-us = <100000>;
	};

	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;
	};

	sound {
		compatible = "fsl,imx-audio-wm8962";
		model = "wm8962-audio";
		audio-cpu = <&sai3>;
		audio-codec = <&wm8962>;
		audio-routing =
			"Headphone Jack", "HPOUTL",
			"Headphone Jack", "HPOUTR",
			"Ext Spk", "SPKOUTL",
			"Ext Spk", "SPKOUTR",
			"AMIC", "MICBIAS",
			"IN3R", "AMIC";
	};
};

&csi {
	status = "okay";
};

&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>;
	};
};

&i2c2 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2>;
	status = "okay";

	camera@3c {
		compatible = "ovti,ov5640";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_ov5640>;
		reg = <0x3c>;
		clocks = <&clk IMX8MM_CLK_CLKO1>;
		clock-names = "xclk";
		assigned-clocks = <&clk IMX8MM_CLK_CLKO1>;
		assigned-clock-parents = <&clk IMX8MM_CLK_24M>;
		assigned-clock-rates = <24000000>;
		AVDD-supply = <&reg_camera>;  /* 2.8v */
		powerdown-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
		reset-gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;

		port {
			/* MIPI CSI-2 bus endpoint */
			ov5640_to_mipi_csi2: endpoint {
				remote-endpoint = <&imx8mm_mipi_csi_in>;
				clock-lanes = <0>;
				data-lanes = <1 2>;
			};
		};
	};
};

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

	wm8962: audio-codec@1a {
		compatible = "wlf,wm8962";
		reg = <0x1a>;
		clocks = <&clk IMX8MM_CLK_SAI3_ROOT>;
		DCVDD-supply = <&reg_audio>;
		DBVDD-supply = <&reg_audio>;
		AVDD-supply = <&reg_audio>;
		CPVDD-supply = <&reg_audio>;
		MICVDD-supply = <&reg_audio>;
		PLLVDD-supply = <&reg_audio>;
		SPKVDD1-supply = <&reg_audio>;
		SPKVDD2-supply = <&reg_audio>;
		gpio-cfg = <
			0x0000 /* 0:Default */
			0x0000 /* 1:Default */
			0x0000 /* 2:FN_DMICCLK */
			0x0000 /* 3:Default */
			0x0000 /* 4:FN_DMICCDAT */
			0x0000 /* 5:Default */
		>;
	};

	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>;
	};
};

&mipi_csi {
	status = "okay";
	ports {
		port@0 {
			imx8mm_mipi_csi_in: endpoint {
				remote-endpoint = <&ov5640_to_mipi_csi2>;
				data-lanes = <1 2>;
			};
		};
	};
};

&pcie_phy {
	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
	fsl,tx-deemph-gen1 = <0x2d>;
	fsl,tx-deemph-gen2 = <0xf>;
	fsl,clkreq-unsupported;
	clocks = <&pcie0_refclk_gated>;
	clock-names = "ref";
	status = "okay";
};

&pcie0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pcie0>;
	reset-gpio = <&gpio4 21 GPIO_ACTIVE_LOW>;
	clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>, <&clk IMX8MM_CLK_PCIE1_AUX>,
		 <&pcie0_refclk_gated>;
	clock-names = "pcie", "pcie_aux", "pcie_bus";
	assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>,
			  <&clk IMX8MM_CLK_PCIE1_CTRL>;
	assigned-clock-rates = <10000000>, <250000000>;
	assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>,
				 <&clk IMX8MM_SYS_PLL2_250M>;
	vpcie-supply = <&reg_pcie0>;
	status = "okay";
};

&sai3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sai3>;
	assigned-clocks = <&clk IMX8MM_CLK_SAI3>;
	assigned-clock-parents = <&clk IMX8MM_AUDIO_PLL1_OUT>;
	assigned-clock-rates = <24576000>;
	fsl,sai-mclk-direction-output;
	status = "okay";
};

&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 IMX8MM_CLK_UART3>;
	assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
	uart-has-rtscts;
	status = "okay";
};

&usbotg1 {
	vbus-supply = <&reg_usbotg1>;
	disable-over-current;
	dr_mode="otg";
	status = "okay";
};

&usbotg2 {
	pinctrl-names = "default";
	disable-over-current;
	dr_mode="host";
	status = "okay";
};

&usbphynop2 {
	reset-gpios = <&pca6416_1 7 GPIO_ACTIVE_HIGH>;
};

&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 = <
			MX8MM_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK		0x82
			MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI		0x82
			MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO		0x82
			MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9		0x41
		>;
	};

	pinctrl_i2c2: i2c2grp {
		fsl,pins = <
			MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL		0x400001c3
			MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA		0x400001c3
		>;
	};

	pinctrl_i2c4: i2c4grp {
		fsl,pins = <
			MX8MM_IOMUXC_I2C4_SCL_I2C4_SCL		0x400001c3
			MX8MM_IOMUXC_I2C4_SDA_I2C4_SDA		0x400001c3
		>;
	};

	pinctrl_led3: led3grp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28	0x41
		>;
	};

	pinctrl_ov5640: ov5640grp {
		fsl,pins = <
			MX8MM_IOMUXC_GPIO1_IO07_GPIO1_IO7		0x19
			MX8MM_IOMUXC_GPIO1_IO06_GPIO1_IO6		0x19
			MX8MM_IOMUXC_GPIO1_IO14_CCMSRCGPCMIX_CLKO1	0x59
		>;
	};

	pinctrl_pcal6414: pcal6414-gpiogrp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI2_MCLK_GPIO4_IO27		0x19
		>;
	};

	pinctrl_reg_usb_otg1: usbotg1grp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI3_RXC_GPIO4_IO29     0x19
		>;
	};

	pinctrl_pcie0: pcie0grp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI2_RXFS_GPIO4_IO21       0x41
		>;
	};

	pinctrl_sai3: sai3grp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC     0xd6
			MX8MM_IOMUXC_SAI3_TXC_SAI3_TX_BCLK      0xd6
			MX8MM_IOMUXC_SAI3_MCLK_SAI3_MCLK        0xd6
			MX8MM_IOMUXC_SAI3_TXD_SAI3_TX_DATA0     0xd6
			MX8MM_IOMUXC_SAI3_RXD_SAI3_RX_DATA0	0xd6
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX	0x140
			MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX	0x140
		>;
	};

	pinctrl_uart3: uart3grp {
		fsl,pins = <
			MX8MM_IOMUXC_ECSPI1_SCLK_UART3_DCE_RX	0x40
			MX8MM_IOMUXC_ECSPI1_MOSI_UART3_DCE_TX	0x40
			MX8MM_IOMUXC_ECSPI1_MISO_UART3_DCE_CTS_B	0x40
			MX8MM_IOMUXC_ECSPI1_SS0_UART3_DCE_RTS_B	0x40
		>;
	};

	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
		fsl,pins = <
			MX8MM_IOMUXC_SD2_CD_B_USDHC2_CD_B	0x41
			MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19	0x41
		>;
	};

	pinctrl_usdhc2: usdhc2grp {
		fsl,pins = <
			MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK	0x190
			MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD	0x1d0
			MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d0
			MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d0
			MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d0
			MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d0
			MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
		>;
	};

	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
		fsl,pins = <
			MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK	0x194
			MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD	0x1d4
			MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
			MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
			MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
			MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
			MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
		>;
	};

	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
		fsl,pins = <
			MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK	0x196
			MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD	0x1d6
			MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d6
			MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d6
			MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d6
			MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d6
			MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
		>;
	};
};