| // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) | 
 | /* | 
 |  * Copyright 2020-2021 TQ-Systems GmbH | 
 |  */ | 
 |  | 
 | #include <dt-bindings/phy/phy-imx8-pcie.h> | 
 | #include "imx8mm.dtsi" | 
 |  | 
 | / { | 
 | 	model = "TQ-Systems GmbH i.MX8MM TQMa8MxML"; | 
 | 	compatible = "tq,imx8mm-tqma8mqml", "fsl,imx8mm"; | 
 |  | 
 | 	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 = "TQMA8MXML_VCC1V8"; | 
 | 		regulator-min-microvolt = <1800000>; | 
 | 		regulator-max-microvolt = <1800000>; | 
 | 	}; | 
 |  | 
 | 	/* identical to buck4_reg, but should never change */ | 
 | 	reg_vcc3v3: regulator-vcc3v3 { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "TQMA8MXML_VCC3V3"; | 
 | 		regulator-min-microvolt = <3300000>; | 
 | 		regulator-max-microvolt = <3300000>; | 
 | 	}; | 
 |  | 
 | 	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 = <&buck2_reg>; | 
 | }; | 
 |  | 
 | &flexspi { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_flexspi>; | 
 | 	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>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &gpu_2d { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &gpu_3d { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &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"; | 
 |  | 
 | 	sensor0: temperature-sensor-eeprom@1b { | 
 | 		compatible = "nxp,se97", "jedec,jc-42.4-temp"; | 
 | 		reg = <0x1b>; | 
 | 	}; | 
 |  | 
 | 	pca9450: pmic@25 { | 
 | 		compatible = "nxp,pca9450a"; | 
 | 		reg = <0x25>; | 
 |  | 
 | 		/* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */ | 
 | 		pinctrl-0 = <&pinctrl_pmic>; | 
 | 		pinctrl-names = "default"; | 
 | 		interrupt-parent = <&gpio1>; | 
 | 		interrupts = <8 IRQ_TYPE_LEVEL_LOW>; | 
 |  | 
 | 		regulators { | 
 | 			/* V_0V85_SOC: 0.85 */ | 
 | 			buck1_reg: BUCK1 { | 
 | 				regulator-name = "BUCK1"; | 
 | 				regulator-min-microvolt = <850000>; | 
 | 				regulator-max-microvolt = <850000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 				regulator-ramp-delay = <3125>; | 
 | 			}; | 
 |  | 
 | 			/* VDD_ARM */ | 
 | 			buck2_reg: BUCK2 { | 
 | 				regulator-name = "BUCK2"; | 
 | 				regulator-min-microvolt = <850000>; | 
 | 				regulator-max-microvolt = <1000000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 				nxp,dvs-run-voltage = <950000>; | 
 | 				nxp,dvs-standby-voltage = <850000>; | 
 | 				regulator-ramp-delay = <3125>; | 
 | 			}; | 
 |  | 
 | 			/* V_0V85_GPU / DRAM / VPU */ | 
 | 			buck3_reg: BUCK3 { | 
 | 				regulator-name = "BUCK3"; | 
 | 				regulator-min-microvolt = <850000>; | 
 | 				regulator-max-microvolt = <950000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 				regulator-ramp-delay = <3125>; | 
 | 			}; | 
 |  | 
 | 			/* VCC3V3 -> VMMC, ... must not be changed */ | 
 | 			buck4_reg: BUCK4 { | 
 | 				regulator-name = "BUCK4"; | 
 | 				regulator-min-microvolt = <3300000>; | 
 | 				regulator-max-microvolt = <3300000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */ | 
 | 			buck5_reg: BUCK5 { | 
 | 				regulator-name = "BUCK5"; | 
 | 				regulator-min-microvolt = <1800000>; | 
 | 				regulator-max-microvolt = <1800000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* V_1V1 -> RAM, ... must not be changed */ | 
 | 			buck6_reg: BUCK6 { | 
 | 				regulator-name = "BUCK6"; | 
 | 				regulator-min-microvolt = <1100000>; | 
 | 				regulator-max-microvolt = <1100000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* V_1V8_SNVS */ | 
 | 			ldo1_reg: LDO1 { | 
 | 				regulator-name = "LDO1"; | 
 | 				regulator-min-microvolt = <1800000>; | 
 | 				regulator-max-microvolt = <1800000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* V_0V8_SNVS */ | 
 | 			ldo2_reg: LDO2 { | 
 | 				regulator-name = "LDO2"; | 
 | 				regulator-min-microvolt = <800000>; | 
 | 				regulator-max-microvolt = <850000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* V_1V8_ANA */ | 
 | 			ldo3_reg: LDO3 { | 
 | 				regulator-name = "LDO3"; | 
 | 				regulator-min-microvolt = <1800000>; | 
 | 				regulator-max-microvolt = <1800000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* V_0V9_MIPI */ | 
 | 			ldo4_reg: LDO4 { | 
 | 				regulator-name = "LDO4"; | 
 | 				regulator-min-microvolt = <900000>; | 
 | 				regulator-max-microvolt = <900000>; | 
 | 				regulator-boot-on; | 
 | 				regulator-always-on; | 
 | 			}; | 
 |  | 
 | 			/* VCC SD IO - switched using SD2 VSELECT */ | 
 | 			ldo5_reg: LDO5 { | 
 | 				regulator-name = "LDO5"; | 
 | 				regulator-min-microvolt = <1800000>; | 
 | 				regulator-max-microvolt = <3300000>; | 
 | 			}; | 
 | 		}; | 
 | 	}; | 
 |  | 
 |  | 
 | 	pcf85063: rtc@51 { | 
 | 		compatible = "nxp,pcf85063a"; | 
 | 		reg = <0x51>; | 
 | 		quartz-load-femtofarads = <7000>; | 
 | 	}; | 
 |  | 
 | 	eeprom1: eeprom@53 { | 
 | 		compatible = "nxp,se97b", "atmel,24c02"; | 
 | 		read-only; | 
 | 		reg = <0x53>; | 
 | 		pagesize = <16>; | 
 | 	}; | 
 |  | 
 | 	eeprom0: eeprom@57 { | 
 | 		compatible = "atmel,24c64"; | 
 | 		reg = <0x57>; | 
 | 		pagesize = <32>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &pcie_phy { | 
 | 	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>; | 
 | 	fsl,clkreq-unsupported; | 
 | }; | 
 |  | 
 | &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; | 
 | 	no-sd; | 
 | 	no-sdio; | 
 | 	vmmc-supply = <®_vcc3v3>; | 
 | 	vqmmc-supply = <®_vcc1v8>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | /* | 
 |  * Attention: | 
 |  * wdog reset is routed to PMIC, PMIC must be preconfigured to force POR | 
 |  * without LDO for SNVS. GPIO1_IO02 must not be used as GPIO. | 
 |  */ | 
 | &wdog1 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pinctrl_wdog>; | 
 | 	fsl,ext-reset-output; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &iomuxc { | 
 | 	pinctrl_flexspi: flexspigrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_NAND_ALE_QSPI_A_SCLK		0x82>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B	0x82>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA00_QSPI_A_DATA0	0x82>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA01_QSPI_A_DATA1	0x82>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA02_QSPI_A_DATA2	0x82>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA03_QSPI_A_DATA3	0x82>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_i2c1: i2c1grp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL		0x40000004>, | 
 | 			   <MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA		0x40000004>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_i2c1_gpio: i2c1gpiogrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14		0x40000004>, | 
 | 			   <MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15		0x40000004>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_pmic: pmicgrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8		0x94>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19		0x84>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_usdhc3: usdhc3grp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x84>, | 
 | 			   /* option USDHC3_RESET_B not defined, only in RM */ | 
 | 			   <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16	0x84>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d2>, | 
 | 			   <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x84>, | 
 | 			   /* option USDHC3_RESET_B not defined, only in RM */ | 
 | 			   <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16	0x84>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d6>, | 
 | 			   <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4>, | 
 | 			   <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x84>, | 
 | 			   /* option USDHC3_RESET_B not defined, only in RM */ | 
 | 			   <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16	0x84>; | 
 | 	}; | 
 |  | 
 | 	pinctrl_wdog: wdoggrp { | 
 | 		fsl,pins = <MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0x84>; | 
 | 	}; | 
 | }; |