1// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) 2/* 3 * Copyright 2020-2021 TQ-Systems GmbH 4 */ 5 6#include <dt-bindings/phy/phy-imx8-pcie.h> 7#include "imx8mm.dtsi" 8 9/ { 10 model = "TQ-Systems GmbH i.MX8MM TQMa8MxML"; 11 compatible = "tq,imx8mm-tqma8mqml", "fsl,imx8mm"; 12 13 memory@40000000 { 14 device_type = "memory"; 15 /* our minimum RAM config will be 1024 MiB */ 16 reg = <0x00000000 0x40000000 0 0x40000000>; 17 }; 18 19 /* e-MMC IO, needed for HS modes */ 20 reg_vcc1v8: regulator-vcc1v8 { 21 compatible = "regulator-fixed"; 22 regulator-name = "TQMA8MXML_VCC1V8"; 23 regulator-min-microvolt = <1800000>; 24 regulator-max-microvolt = <1800000>; 25 }; 26 27 /* identical to buck4_reg, but should never change */ 28 reg_vcc3v3: regulator-vcc3v3 { 29 compatible = "regulator-fixed"; 30 regulator-name = "TQMA8MXML_VCC3V3"; 31 regulator-min-microvolt = <3300000>; 32 regulator-max-microvolt = <3300000>; 33 }; 34 35 reserved-memory { 36 #address-cells = <2>; 37 #size-cells = <2>; 38 ranges; 39 40 /* global autoconfigured region for contiguous allocations */ 41 linux,cma { 42 compatible = "shared-dma-pool"; 43 reusable; 44 /* 640 MiB */ 45 size = <0 0x28000000>; 46 /* 1024 - 128 MiB, our minimum RAM config will be 1024 MiB */ 47 alloc-ranges = <0 0x40000000 0 0x78000000>; 48 linux,cma-default; 49 }; 50 }; 51}; 52 53&A53_0 { 54 cpu-supply = <&buck2_reg>; 55}; 56 57&flexspi { 58 pinctrl-names = "default"; 59 pinctrl-0 = <&pinctrl_flexspi>; 60 status = "okay"; 61 62 flash0: flash@0 { 63 compatible = "jedec,spi-nor"; 64 reg = <0>; 65 #address-cells = <1>; 66 #size-cells = <1>; 67 spi-max-frequency = <84000000>; 68 spi-tx-bus-width = <1>; 69 spi-rx-bus-width = <4>; 70 }; 71}; 72 73&gpu_2d { 74 status = "okay"; 75}; 76 77&gpu_3d { 78 status = "okay"; 79}; 80 81&i2c1 { 82 clock-frequency = <100000>; 83 pinctrl-names = "default", "gpio"; 84 pinctrl-0 = <&pinctrl_i2c1>; 85 pinctrl-1 = <&pinctrl_i2c1_gpio>; 86 scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; 87 sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; 88 status = "okay"; 89 90 sensor0: temperature-sensor@1b { 91 compatible = "nxp,se97b", "jedec,jc-42.4-temp"; 92 reg = <0x1b>; 93 }; 94 95 pca9450: pmic@25 { 96 compatible = "nxp,pca9450a"; 97 reg = <0x25>; 98 99 /* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */ 100 pinctrl-0 = <&pinctrl_pmic>; 101 pinctrl-names = "default"; 102 interrupt-parent = <&gpio1>; 103 interrupts = <8 IRQ_TYPE_LEVEL_LOW>; 104 105 regulators { 106 /* V_0V85_SOC: 0.85 */ 107 buck1_reg: BUCK1 { 108 regulator-name = "BUCK1"; 109 regulator-min-microvolt = <850000>; 110 regulator-max-microvolt = <850000>; 111 regulator-boot-on; 112 regulator-always-on; 113 regulator-ramp-delay = <3125>; 114 }; 115 116 /* VDD_ARM */ 117 buck2_reg: BUCK2 { 118 regulator-name = "BUCK2"; 119 regulator-min-microvolt = <850000>; 120 regulator-max-microvolt = <1000000>; 121 regulator-boot-on; 122 regulator-always-on; 123 nxp,dvs-run-voltage = <950000>; 124 nxp,dvs-standby-voltage = <850000>; 125 regulator-ramp-delay = <3125>; 126 }; 127 128 /* V_0V85_GPU / DRAM / VPU */ 129 buck3_reg: BUCK3 { 130 regulator-name = "BUCK3"; 131 regulator-min-microvolt = <850000>; 132 regulator-max-microvolt = <950000>; 133 regulator-boot-on; 134 regulator-always-on; 135 regulator-ramp-delay = <3125>; 136 }; 137 138 /* VCC3V3 -> VMMC, ... must not be changed */ 139 buck4_reg: BUCK4 { 140 regulator-name = "BUCK4"; 141 regulator-min-microvolt = <3300000>; 142 regulator-max-microvolt = <3300000>; 143 regulator-boot-on; 144 regulator-always-on; 145 }; 146 147 /* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */ 148 buck5_reg: BUCK5 { 149 regulator-name = "BUCK5"; 150 regulator-min-microvolt = <1800000>; 151 regulator-max-microvolt = <1800000>; 152 regulator-boot-on; 153 regulator-always-on; 154 }; 155 156 /* V_1V1 -> RAM, ... must not be changed */ 157 buck6_reg: BUCK6 { 158 regulator-name = "BUCK6"; 159 regulator-min-microvolt = <1100000>; 160 regulator-max-microvolt = <1100000>; 161 regulator-boot-on; 162 regulator-always-on; 163 }; 164 165 /* V_1V8_SNVS */ 166 ldo1_reg: LDO1 { 167 regulator-name = "LDO1"; 168 regulator-min-microvolt = <1800000>; 169 regulator-max-microvolt = <1800000>; 170 regulator-boot-on; 171 regulator-always-on; 172 }; 173 174 /* V_0V8_SNVS */ 175 ldo2_reg: LDO2 { 176 regulator-name = "LDO2"; 177 regulator-min-microvolt = <800000>; 178 regulator-max-microvolt = <850000>; 179 regulator-boot-on; 180 regulator-always-on; 181 }; 182 183 /* V_1V8_ANA */ 184 ldo3_reg: LDO3 { 185 regulator-name = "LDO3"; 186 regulator-min-microvolt = <1800000>; 187 regulator-max-microvolt = <1800000>; 188 regulator-boot-on; 189 regulator-always-on; 190 }; 191 192 /* V_0V9_MIPI */ 193 ldo4_reg: LDO4 { 194 regulator-name = "LDO4"; 195 regulator-min-microvolt = <900000>; 196 regulator-max-microvolt = <900000>; 197 regulator-boot-on; 198 regulator-always-on; 199 }; 200 201 /* VCC SD IO - switched using SD2 VSELECT */ 202 ldo5_reg: LDO5 { 203 regulator-name = "LDO5"; 204 regulator-min-microvolt = <1800000>; 205 regulator-max-microvolt = <3300000>; 206 }; 207 }; 208 }; 209 210 211 pcf85063: rtc@51 { 212 compatible = "nxp,pcf85063a"; 213 reg = <0x51>; 214 quartz-load-femtofarads = <7000>; 215 }; 216 217 eeprom1: eeprom@53 { 218 compatible = "nxp,se97b", "atmel,24c02"; 219 read-only; 220 reg = <0x53>; 221 pagesize = <16>; 222 }; 223 224 eeprom0: eeprom@57 { 225 compatible = "atmel,24c64"; 226 reg = <0x57>; 227 pagesize = <32>; 228 }; 229}; 230 231&pcie_phy { 232 fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>; 233 fsl,clkreq-unsupported; 234}; 235 236&usdhc3 { 237 pinctrl-names = "default", "state_100mhz", "state_200mhz"; 238 pinctrl-0 = <&pinctrl_usdhc3>; 239 pinctrl-1 = <&pinctrl_usdhc3_100mhz>; 240 pinctrl-2 = <&pinctrl_usdhc3_200mhz>; 241 bus-width = <8>; 242 non-removable; 243 no-sd; 244 no-sdio; 245 vmmc-supply = <®_vcc3v3>; 246 vqmmc-supply = <®_vcc1v8>; 247 status = "okay"; 248}; 249 250/* 251 * Attention: 252 * wdog reset is routed to PMIC, PMIC must be preconfigured to force POR 253 * without LDO for SNVS. GPIO1_IO02 must not be used as GPIO. 254 */ 255&wdog1 { 256 pinctrl-names = "default"; 257 pinctrl-0 = <&pinctrl_wdog>; 258 fsl,ext-reset-output; 259 status = "okay"; 260}; 261 262&iomuxc { 263 pinctrl_flexspi: flexspigrp { 264 fsl,pins = <MX8MM_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x82>, 265 <MX8MM_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x82>, 266 <MX8MM_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x82>, 267 <MX8MM_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x82>, 268 <MX8MM_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x82>, 269 <MX8MM_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x82>; 270 }; 271 272 pinctrl_i2c1: i2c1grp { 273 fsl,pins = <MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x40000004>, 274 <MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x40000004>; 275 }; 276 277 pinctrl_i2c1_gpio: i2c1gpiogrp { 278 fsl,pins = <MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14 0x40000004>, 279 <MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15 0x40000004>; 280 }; 281 282 pinctrl_pmic: pmicgrp { 283 fsl,pins = <MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x94>; 284 }; 285 286 pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { 287 fsl,pins = <MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x84>; 288 }; 289 290 pinctrl_usdhc3: usdhc3grp { 291 fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x1d4>, 292 <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d2>, 293 <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4>, 294 <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4>, 295 <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4>, 296 <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4>, 297 <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4>, 298 <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4>, 299 <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4>, 300 <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4>, 301 <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x84>, 302 /* option USDHC3_RESET_B not defined, only in RM */ 303 <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x84>; 304 }; 305 306 pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp { 307 fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x1d2>, 308 <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d2>, 309 <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4>, 310 <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4>, 311 <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4>, 312 <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4>, 313 <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4>, 314 <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4>, 315 <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4>, 316 <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4>, 317 <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x84>, 318 /* option USDHC3_RESET_B not defined, only in RM */ 319 <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x84>; 320 }; 321 322 pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp { 323 fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x1d6>, 324 <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d2>, 325 <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4>, 326 <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4>, 327 <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4>, 328 <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4>, 329 <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4>, 330 <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4>, 331 <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4>, 332 <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4>, 333 <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x84>, 334 /* option USDHC3_RESET_B not defined, only in RM */ 335 <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x84>; 336 }; 337 338 pinctrl_wdog: wdoggrp { 339 fsl,pins = <MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0x84>; 340 }; 341}; 342