src/arm64/freescale/imx8mq-tqma8mq.dtsi

// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
/*
 * Copyright 2019-2021 TQ-Systems GmbH
 */

#include "imx8mq.dtsi"

/ {
	model = "TQ-Systems GmbH i.MX8MQ TQMa8MQ";
	compatible = "tq,imx8mq-tqma8mq", "fsl,imx8mq";

	memory@40000000 {
		device_type = "memory";
		/*  our minimum RAM config will be 1024 MiB */
		reg = <0x00000000 0x40000000 0 0x40000000>;
	};

	/* e-MMC IO, needed for HS modes */
	reg_vcc1v8: regulator-vcc1v8 {
		compatible = "regulator-fixed";
		regulator-name = "TQMA8MX_VCC1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	reg_vcc3v3: regulator-vcc3v3 {
		compatible = "regulator-fixed";
		regulator-name = "TQMA8MX_VCC3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	reg_vdd_arm: regulator-vdd-arm {
		compatible = "regulator-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_dvfs>;
		regulator-min-microvolt = <900000>;
		regulator-max-microvolt = <1000000>;
		regulator-name = "TQMa8Mx_DVFS";
		regulator-type = "voltage";
		regulator-settling-time-us = <150000>;
		gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
		states = <900000 0x1 1000000 0x0>;
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/* global autoconfigured region for contiguous allocations */
		linux,cma {
			compatible = "shared-dma-pool";
			reusable;
			/* 640 MiB */
			size = <0 0x28000000>;
			/*  1024 - 128 MiB, our minimum RAM config will be 1024 MiB */
			alloc-ranges = <0 0x40000000 0 0x78000000>;
			linux,cma-default;
		};
	};
};

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

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

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

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

&gpu {
	status = "okay";
};

&pgc_gpu {
	power-supply = <&sw1a_reg>;
};

&pgc_vpu {
	power-supply = <&sw1c_reg>;
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c1>;
	pinctrl-1 = <&pinctrl_i2c1_gpio>;
	scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	status = "okay";

	pfuze100: pmic@8 {
		compatible = "fsl,pfuze100";
		fsl,pfuze-support-disable-sw;
		reg = <0x8>;

		regulators {
			/* VDD_GPU */
			sw1a_reg: sw1ab {
				regulator-min-microvolt = <825000>;
				regulator-max-microvolt = <1100000>;
			};

			/* VDD_VPU */
			sw1c_reg: sw1c {
				regulator-min-microvolt = <825000>;
				regulator-max-microvolt = <1100000>;
			};

			/* NVCC_DRAM */
			sw2_reg: sw2 {
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1100000>;
				regulator-always-on;
			};

			/* VDD_DRAM */
			sw3a_reg: sw3ab {
				regulator-min-microvolt = <825000>;
				regulator-max-microvolt = <1100000>;
				regulator-always-on;
			};

			/* 1.8 V for QSPI NOR, e-MMC IO, must not be changed */
			nvcc_1v8_reg: sw4 {
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			swbst_reg: swbst {
				regulator-min-microvolt = <5000000>;
				regulator-max-microvolt = <5150000>;
			};

			snvs_reg: vsnvs {
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <3000000>;
				regulator-always-on;
			};

			vref_reg: vrefddr {
				regulator-always-on;
			};

			/* not used */
			vgen1_reg: vgen1 {
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <1550000>;
			};

			/* VDD_PHY_0V9 */
			vgen2_reg: vgen2 {
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <975000>;
				regulator-always-on;
			};

			/* VDD_PHY_1V8 */
			vgen3_reg: vgen3 {
				regulator-min-microvolt = <1675000>;
				regulator-max-microvolt = <1975000>;
				regulator-always-on;
			};

			/* VDDA_1V8 */
			vgen4_reg: vgen4 {
				regulator-min-microvolt = <1625000>;
				regulator-max-microvolt = <1875000>;
				regulator-always-on;
			};

			/* VDD_PHY_3V3 */
			vgen5_reg: vgen5 {
				regulator-min-microvolt = <3075000>;
				regulator-max-microvolt = <3625000>;
				regulator-always-on;
			};

			/* not used */
			vgen6_reg: vgen6 {
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
			};
		};
	};

	sensor0: temperature-sensor@1b {
		compatible = "nxp,se97b", "jedec,jc-42.4-temp";
		reg = <0x1b>;
	};

	pcf85063: rtc@51 {
		compatible = "nxp,pcf85063a";
		reg = <0x51>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_rtc>;
		interrupt-parent = <&gpio1>;
		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
		quartz-load-femtofarads = <7000>;

		clock {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <32768>;
		};
	};

	eeprom1: eeprom@53 {
		compatible = "nxp,se97b", "atmel,24c02";
		reg = <0x53>;
		pagesize = <16>;
		read-only;
		vcc-supply = <&reg_vcc3v3>;
	};

	eeprom0: eeprom@57 {
		compatible = "atmel,24c64";
		reg = <0x57>;
		pagesize = <32>;
		vcc-supply = <&reg_vcc3v3>;
	};
};

&pcie0 {
	/* 3.3V supply, only way to switch on internal 1.8V supply using GPR */
	vph-supply = <&vgen5_reg>;
};

&pcie1 {
	/* 3.3V supply, only way to switch on internal 1.8V supply using GPR */
	vph-supply = <&vgen5_reg>;
};

&qspi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_qspi>;
	assigned-clocks = <&clk IMX8MQ_CLK_QSPI>;
	assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_266M>;
	status = "okay";

	flash0: flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <84000000>;
		spi-tx-bus-width = <1>;
		spi-rx-bus-width = <4>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;
		};
	};
};

&usdhc1 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc1>;
	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
	bus-width = <8>;
	non-removable;
	no-sd;
	no-sdio;
	vmmc-supply = <&reg_vcc3v3>;
	vqmmc-supply = <&reg_vcc1v8>;
	status = "okay";
};

/* Attention: wdog reset forcing POR needs baseboard support */
&wdog1 {
	status = "okay";
};

&iomuxc {
	pinctrl_dvfs: dvfsgrp {
		fsl,pins = <MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6	0x16>;
	};

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

	pinctrl_i2c1_gpio: i2c1gpiogrp {
		fsl,pins = <MX8MQ_IOMUXC_I2C1_SCL_GPIO5_IO14		0x40000074>,
			   <MX8MQ_IOMUXC_I2C1_SDA_GPIO5_IO15		0x40000074>;
	};

	pinctrl_qspi: qspigrp {
		fsl,pins = <MX8MQ_IOMUXC_NAND_ALE_QSPI_A_SCLK		0x97>,
			   <MX8MQ_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B	0x82>,
			   <MX8MQ_IOMUXC_NAND_DATA00_QSPI_A_DATA0	0x97>,
			   <MX8MQ_IOMUXC_NAND_DATA01_QSPI_A_DATA1	0x97>,
			   <MX8MQ_IOMUXC_NAND_DATA02_QSPI_A_DATA2	0x97>,
			   <MX8MQ_IOMUXC_NAND_DATA03_QSPI_A_DATA3	0x97>;
	};

	pinctrl_rtc: rtcgrp {
		fsl,pins = <MX8MQ_IOMUXC_GPIO1_IO01_GPIO1_IO1		0x41>;
	};

	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_STROBE_USDHC1_STROBE	0x83>,
			   <MX8MQ_IOMUXC_SD1_RESET_B_USDHC1_RESET_B	0xc1>;
	};

	pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
		fsl,pins = <MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK		0x85>,
			   <MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xc5>,
			   <MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xc5>,
			   <MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE	0x85>,
			   <MX8MQ_IOMUXC_SD1_RESET_B_USDHC1_RESET_B	0xc1>;
	};

	pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
		fsl,pins = <MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK		0x87>,
			   <MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xc7>,
			   <MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xc7>,
			   <MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE	0x87>,
			   <MX8MQ_IOMUXC_SD1_RESET_B_USDHC1_RESET_B	0xc1>;
	};

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