xref: /freebsd/sys/contrib/device-tree/src/arm64/freescale/imx8mp-var-som.dtsi (revision b2d2a78ad80ec68d4a17f5aef97d21686cb1e29b)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright 2024 Variscite Ltd.
 *
 * Author: Tarang Raval <tarang.raval@siliconsignals.io>
 */

/dts-v1/;

#include <dt-bindings/phy/phy-imx8-pcie.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/usb/pd.h>
#include "imx8mp.dtsi"

/ {
	model = "Variscite VAR-SOM-MX8M Plus module";

	chosen {
		stdout-path = &uart2;
	};

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

	        led-0 {
	                function = LED_FUNCTION_POWER;
	                gpios = <&pca9534 0 GPIO_ACTIVE_HIGH>;
	                linux,default-trigger = "heartbeat";
	        };
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0x0 0x40000000 0 0xc0000000>,
		      <0x1 0x00000000 0 0xc0000000>;
	};


	reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
	        compatible = "regulator-fixed";
	        regulator-name = "VSD_3V3";
	        regulator-min-microvolt = <3300000>;
	        regulator-max-microvolt = <3300000>;
	        gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>;
	        enable-active-high;
	        startup-delay-us = <100>;
	        off-on-delay-us = <12000>;
	};
};

&A53_0 {
	cpu-supply = <&buck2>;
};

&A53_1 {
	cpu-supply = <&buck2>;
};

&A53_2 {
	cpu-supply = <&buck2>;
};

&A53_3 {
	cpu-supply = <&buck2>;
};

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

	pmic@25 {
		compatible = "nxp,pca9450c";
		reg = <0x25>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pmic>;
		interrupt-parent = <&gpio5>;
		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;

		regulators {
			buck1: BUCK1 {
				regulator-name = "BUCK1";
				regulator-min-microvolt = <600000>;
				regulator-max-microvolt = <2187500>;
				regulator-boot-on;
				regulator-always-on;
				regulator-ramp-delay = <3125>;
			};

			buck2: BUCK2 {
				regulator-name = "BUCK2";
				regulator-min-microvolt = <600000>;
				regulator-max-microvolt = <2187500>;
				regulator-boot-on;
				regulator-always-on;
				regulator-ramp-delay = <3125>;
				nxp,dvs-run-voltage = <950000>;
				nxp,dvs-standby-voltage = <850000>;
			};

			buck4: BUCK4 {
				regulator-name = "BUCK4";
				regulator-min-microvolt = <600000>;
				regulator-max-microvolt = <3400000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck5: BUCK5 {
				regulator-name = "BUCK5";
				regulator-min-microvolt = <600000>;
				regulator-max-microvolt = <3400000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck6: BUCK6 {
				regulator-name = "BUCK6";
				regulator-min-microvolt = <600000>;
				regulator-max-microvolt = <3400000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo1: LDO1 {
				regulator-name = "LDO1";
				regulator-min-microvolt = <1600000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo2: LDO2 {
				regulator-name = "LDO2";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <1150000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo3: LDO3 {
				regulator-name = "LDO3";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo4: LDO4 {
				regulator-name = "LDO4";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			ldo5: LDO5 {
				regulator-name = "LDO5";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
			};
		};
	};
};

&i2c3 {
        clock-frequency = <400000>;
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_i2c3>;
        status = "okay";

	/* GPIO expander */
	pca9534: gpio@20 {
	        compatible = "nxp,pca9534";
	        reg = <0x20>;
	        pinctrl-names = "default";
	        pinctrl-0 = <&pinctrl_pca9534>;
	        gpio-controller;
	        #gpio-cells = <2>;
	        interrupt-parent = <&gpio1>;
	        interrupts = <15 IRQ_TYPE_EDGE_FALLING>;
	        wakeup-source;

	        usb3-sata-sel-hog {
	                gpio-hog;
	                gpios = <4 0>;
	                output-low;
	                line-name = "usb3_sata_sel";
	        };
	};
};

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

/* SD-card */
&usdhc2 {
        pinctrl-names = "default", "state_100mhz", "state_200mhz";
        pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
        pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
        pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
        cd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
        vmmc-supply = <&reg_usdhc2_vmmc>;
        bus-width = <4>;
        status = "okay";
};

/* eMMC */
&usdhc3 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc3>;
	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
	bus-width = <8>;
	non-removable;
	status = "okay";
};

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

&iomuxc {

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX8MP_IOMUXC_SD1_DATA4__I2C1_SCL				0x400001c2
			MX8MP_IOMUXC_SD1_DATA5__I2C1_SDA				0x400001c2
		>;
	};

	pinctrl_i2c3: i2c3grp {
	        fsl,pins = <
	                MX8MP_IOMUXC_I2C3_SCL__I2C3_SCL                                 0x400001c2
	                MX8MP_IOMUXC_I2C3_SDA__I2C3_SDA                                 0x400001c2
	        >;
	};

	pinctrl_pca9534: pca9534grp {
	        fsl,pins = <
	                MX8MP_IOMUXC_GPIO1_IO15__GPIO1_IO15                             0xc0
	        >;
	};

	pinctrl_pmic: pmicgrp {
		fsl,pins = <
			MX8MP_IOMUXC_SPDIF_RX__GPIO5_IO04				0x1c0
		>;
	};

	pinctrl_uart2: uart2grp {
	        fsl,pins = <
		        MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX                            0x40
			MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX                            0x40
		>;
	};

	pinctrl_usdhc2_gpio: usdhc2-gpiogrp {
	        fsl,pins = <
	                MX8MP_IOMUXC_GPIO1_IO14__GPIO1_IO14                             0x1c4
	                MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22                               0x10
	                MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12                               0xc0
	        >;
	};

	pinctrl_usdhc2: usdhc2grp {
	        fsl,pins = <
	                MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK                                0x190
	                MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD                                0x1d0
	                MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0                            0x1d0
	                MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1                            0x1d0
	                MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2                            0x1d0
	                MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3                            0x1d0
	        >;
	};

	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
	        fsl,pins = <
	                MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK                                0x194
	                MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD                                0x1d4
	                MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0                            0x1d4
	                MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1                            0x1d4
	                MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2                            0x1d4
	                MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3                            0x1d4
	        >;
	};

	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
	        fsl,pins = <
	                MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK                                0x196
	                MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD                                0x1d6
	                MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0                            0x1d6
	                MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1                            0x1d6
	                MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2                            0x1d6
	                MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3                            0x1d6
	        >;
	};

	pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
			MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK				0x190
			MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD				0x1d0
			MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0				0x1d0
			MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1				0x1d0
			MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2				0x1d0
			MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3				0x1d0
			MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4				0x1d0
			MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5				0x1d0
			MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6				0x1d0
			MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7				0x1d0
			MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE				0x190
		>;
	};

	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
		fsl,pins = <
			MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK				0x194
			MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD				0x1d4
			MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0				0x1d4
			MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1				0x1d4
			MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2				0x1d4
			MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3				0x1d4
			MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4				0x1d4
			MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5				0x1d4
			MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6				0x1d4
			MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7				0x1d4
			MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE				0x194
		>;
	};

	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
		fsl,pins = <
			MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK				0x196
			MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD				0x1d6
			MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0				0x1d6
			MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1				0x1d6
			MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2				0x1d6
			MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3				0x1d6
			MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4				0x1d6
			MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5				0x1d6
			MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6				0x1d6
			MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7				0x1d6
			MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE				0x196
		>;
	};

	pinctrl_wdog: wdoggrp {
		fsl,pins = <
			MX8MP_IOMUXC_GPIO1_IO02__WDOG1_WDOG_B				0xc6
		>;
	};
};