// 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 = <®_vdd_arm>; }; &A53_1 { cpu-supply = <®_vdd_arm>; }; &A53_2 { cpu-supply = <®_vdd_arm>; }; &A53_3 { cpu-supply = <®_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 = <®_vcc3v3>; }; eeprom0: eeprom@57 { compatible = "atmel,24c64"; reg = <0x57>; pagesize = <32>; vcc-supply = <®_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>; #address-cells = <1>; #size-cells = <1>; spi-max-frequency = <84000000>; spi-tx-bus-width = <1>; spi-rx-bus-width = <4>; }; }; &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 = <®_vcc3v3>; vqmmc-supply = <®_vcc1v8>; status = "okay"; }; /* Attention: wdog reset forcing POR needs baseboard support */ &wdog1 { status = "okay"; }; &iomuxc { pinctrl_dvfs: dvfsgrp { fsl,pins = ; }; pinctrl_i2c1: i2c1grp { fsl,pins = , ; }; pinctrl_i2c1_gpio: i2c1gpiogrp { fsl,pins = , ; }; pinctrl_qspi: qspigrp { fsl,pins = , , , , , ; }; pinctrl_rtc: rtcgrp { fsl,pins = ; }; pinctrl_usdhc1: usdhc1grp { fsl,pins = , , , , , , , , , , , ; }; pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp { fsl,pins = , , , , , , , , , , , ; }; pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp { fsl,pins = , , , , , , , , , , , ; }; pinctrl_wdog: wdoggrp { fsl,pins = ; }; };