arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
   2 /*
   3  * Copyright 2020-2021 TQ-Systems GmbH
   4  */
   5
   6 #include "imx8mn.dtsi"
   7
   8 / {
   9         model = "TQ-Systems i.MX8MN TQMa8MxNL";
  10         compatible = "tq,imx8mn-tqma8mqnl", "fsl,imx8mn";
  11
  12         memory@40000000 {
  13                 device_type = "memory";
  14                 /*  our minimum RAM config will be 1024 MiB */
  15                 reg = <0x00000000 0x40000000 0 0x40000000>;
  16         };
  17
  18         /* e-MMC IO, needed for HS modes */
  19         reg_vcc1v8: regulator-vcc1v8 {
  20                 compatible = "regulator-fixed";
  21                 regulator-name = "TQMA8MXNL_VCC1V8";
  22                 regulator-min-microvolt = <1800000>;
  23                 regulator-max-microvolt = <1800000>;
  24         };
  25
  26         reg_vcc3v3: regulator-vcc3v3 {
  27                 compatible = "regulator-fixed";
  28                 regulator-name = "TQMA8MXNL_VCC3V3";
  29                 regulator-min-microvolt = <3300000>;
  30                 regulator-max-microvolt = <3300000>;
  31         };
  32
  33         reserved-memory {
  34                 #address-cells = <2>;
  35                 #size-cells = <2>;
  36                 ranges;
  37
  38                 /* global autoconfigured region for contiguous allocations */
  39                 linux,cma {
  40                         compatible = "shared-dma-pool";
  41                         reusable;
  42                         /* 640 MiB */
  43                         size = <0 0x28000000>;
  44                         /*  1024 - 128 MiB, our minimum RAM config will be 1024 MiB */
  45                         alloc-ranges = <0 0x40000000 0 0x78000000>;
  46                         linux,cma-default;
  47                 };
  48         };
  49 };
  50
  51 &A53_0 {
  52         cpu-supply = <&buck2_reg>;
  53 };
  54
  55 &flexspi {
  56         pinctrl-names = "default";
  57         pinctrl-0 = <&pinctrl_flexspi>;
  58         status = "okay";
  59
  60         flash0: flash@0 {
  61                 compatible = "jedec,spi-nor";
  62                 reg = <0>;
  63                 #address-cells = <1>;
  64                 #size-cells = <1>;
  65                 spi-max-frequency = <84000000>;
  66                 spi-tx-bus-width = <1>;
  67                 spi-rx-bus-width = <4>;
  68         };
  69 };
  70
  71 &i2c1 {
  72         clock-frequency = <100000>;
  73         pinctrl-names = "default", "gpio";
  74         pinctrl-0 = <&pinctrl_i2c1>;
  75         pinctrl-1 = <&pinctrl_i2c1_gpio>;
  76         scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  77         sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  78         status = "okay";
  79
  80         sensor0: temperature-sensor@1b {
  81                 compatible = "nxp,se97b", "jedec,jc-42.4-temp";
  82                 reg = <0x1b>;
  83         };
  84
  85         pca9450: pmic@25 {
  86                 compatible = "nxp,pca9450a";
  87                 reg = <0x25>;
  88
  89                 /* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */
  90                 pinctrl-0 = <&pinctrl_pmic>;
  91                 pinctrl-names = "default";
  92                 interrupt-parent = <&gpio1>;
  93                 interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
  94
  95                 regulators {
  96                         /* V_0V85_SOC: 0.85 .. 0.95 */
  97                         buck1_reg: BUCK1 {
  98                                 regulator-name = "BUCK1";
  99                                 regulator-min-microvolt = <850000>;
 100                                 regulator-max-microvolt = <950000>;
 101                                 regulator-boot-on;
 102                                 regulator-always-on;
 103                                 regulator-ramp-delay = <3125>;
 104                         };
 105
 106                         /* VDD_ARM */
 107                         buck2_reg: BUCK2 {
 108                                 regulator-name = "BUCK2";
 109                                 regulator-min-microvolt = <850000>;
 110                                 regulator-max-microvolt = <1000000>;
 111                                 regulator-boot-on;
 112                                 regulator-always-on;
 113                                 nxp,dvs-run-voltage = <950000>;
 114                                 nxp,dvs-standby-voltage = <850000>;
 115                                 regulator-ramp-delay = <3125>;
 116                         };
 117
 118                         /* V_0V85_GPU / DRAM: shall be equal to BUCK1 for i.MX8MN */
 119                         buck3_reg: BUCK3 {
 120                                 regulator-name = "BUCK3";
 121                                 regulator-min-microvolt = <850000>;
 122                                 regulator-max-microvolt = <950000>;
 123                                 regulator-boot-on;
 124                                 regulator-always-on;
 125                                 regulator-ramp-delay = <3125>;
 126                         };
 127
 128                         /* VCC3V3 -> VMMC, ... must not be changed */
 129                         buck4_reg: BUCK4 {
 130                                 regulator-name = "BUCK4";
 131                                 regulator-min-microvolt = <3300000>;
 132                                 regulator-max-microvolt = <3300000>;
 133                                 regulator-boot-on;
 134                                 regulator-always-on;
 135                         };
 136
 137                         /* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */
 138                         buck5_reg: BUCK5 {
 139                                 regulator-name = "BUCK5";
 140                                 regulator-min-microvolt = <1800000>;
 141                                 regulator-max-microvolt = <1800000>;
 142                                 regulator-boot-on;
 143                                 regulator-always-on;
 144                         };
 145
 146                         /* V_1V1 -> RAM, ... must not be changed */
 147                         buck6_reg: BUCK6 {
 148                                 regulator-name = "BUCK6";
 149                                 regulator-min-microvolt = <1100000>;
 150                                 regulator-max-microvolt = <1100000>;
 151                                 regulator-boot-on;
 152                                 regulator-always-on;
 153                         };
 154
 155                         /* V_1V8_SNVS */
 156                         ldo1_reg: LDO1 {
 157                                 regulator-name = "LDO1";
 158                                 regulator-min-microvolt = <1800000>;
 159                                 regulator-max-microvolt = <1800000>;
 160                                 regulator-boot-on;
 161                                 regulator-always-on;
 162                         };
 163
 164                         /* V_0V8_SNVS */
 165                         ldo2_reg: LDO2 {
 166                                 regulator-name = "LDO2";
 167                                 regulator-min-microvolt = <800000>;
 168                                 regulator-max-microvolt = <850000>;
 169                                 regulator-boot-on;
 170                                 regulator-always-on;
 171                         };
 172
 173                         /* V_1V8_ANA */
 174                         ldo3_reg: LDO3 {
 175                                 regulator-name = "LDO3";
 176                                 regulator-min-microvolt = <1800000>;
 177                                 regulator-max-microvolt = <1800000>;
 178                                 regulator-boot-on;
 179                                 regulator-always-on;
 180                         };
 181
 182                         /* V_0V9_MIPI */
 183                         ldo4_reg: LDO4 {
 184                                 regulator-name = "LDO4";
 185                                 regulator-min-microvolt = <900000>;
 186                                 regulator-max-microvolt = <900000>;
 187                                 regulator-boot-on;
 188                                 regulator-always-on;
 189                         };
 190
 191                         /* VCC SD IO - switched using SD2 VSELECT */
 192                         ldo5_reg: LDO5 {
 193                                 regulator-name = "LDO5";
 194                                 regulator-min-microvolt = <1800000>;
 195                                 regulator-max-microvolt = <3300000>;
 196                         };
 197                 };
 198         };
 199
 200         pcf85063: rtc@51 {
 201                 compatible = "nxp,pcf85063a";
 202                 reg = <0x51>;
 203                 quartz-load-femtofarads = <7000>;
 204         };
 205
 206         eeprom1: eeprom@53 {
 207                 compatible = "nxp,se97b", "atmel,24c02";
 208                 read-only;
 209                 reg = <0x53>;
 210                 pagesize = <16>;
 211                 vcc-supply = <&reg_vcc3v3>;
 212         };
 213
 214         eeprom0: eeprom@57 {
 215                 compatible = "atmel,24c64";
 216                 reg = <0x57>;
 217                 pagesize = <32>;
 218                 vcc-supply = <&reg_vcc3v3>;
 219         };
 220 };
 221
 222 &mipi_dsi {
 223         vddcore-supply = <&ldo4_reg>;
 224         vddio-supply = <&ldo3_reg>;
 225 };
 226
 227 &usdhc3 {
 228         pinctrl-names = "default", "state_100mhz", "state_200mhz";
 229         pinctrl-0 = <&pinctrl_usdhc3>;
 230         pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
 231         pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
 232         bus-width = <8>;
 233         non-removable;
 234         no-sd;
 235         no-sdio;
 236         vmmc-supply = <&reg_vcc3v3>;
 237         vqmmc-supply = <&reg_vcc1v8>;
 238         status = "okay";
 239 };
 240
 241 /*
 242  * Attention:
 243  * wdog reset is routed to PMIC, PMIC must be preconfigured to force POR
 244  * without LDO for SNVS. GPIO1_IO02 must not be used as GPIO.
 245  */
 246 &wdog1 {
 247         pinctrl-names = "default";
 248         pinctrl-0 = <&pinctrl_wdog>;
 249         fsl,ext-reset-output;
 250         status = "okay";
 251 };
 252
 253 &iomuxc {
 254         pinctrl_flexspi: flexspigrp {
 255                 fsl,pins = <MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK           0x84>,
 256                            <MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B        0x84>,
 257                            <MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0       0x84>,
 258                            <MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1       0x84>,
 259                            <MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2       0x84>,
 260                            <MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3       0x84>;
 261         };
 262
 263         pinctrl_i2c1: i2c1grp {
 264                 fsl,pins = <MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL              0x400001c4>,
 265                            <MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA              0x400001c4>;
 266         };
 267
 268         pinctrl_i2c1_gpio: i2c1gpiogrp {
 269                 fsl,pins = <MX8MN_IOMUXC_I2C1_SCL_GPIO5_IO14    0x400001c4>,
 270                            <MX8MN_IOMUXC_I2C1_SDA_GPIO5_IO15    0x400001c4>;
 271         };
 272
 273         pinctrl_pmic: pmicgrp {
 274                 fsl,pins = <MX8MN_IOMUXC_GPIO1_IO08_GPIO1_IO8   0x84>;
 275         };
 276
 277         pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
 278                 fsl,pins = <MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19         0x84>;
 279         };
 280
 281         pinctrl_usdhc3: usdhc3grp {
 282                 fsl,pins = <MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK           0x1d4>,
 283                            <MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD           0x1d2>,
 284                            <MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0       0x1d4>,
 285                            <MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1       0x1d4>,
 286                            <MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2       0x1d4>,
 287                            <MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3       0x1d4>,
 288                            <MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4         0x1d4>,
 289                            <MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5        0x1d4>,
 290                            <MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6        0x1d4>,
 291                            <MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7          0x1d4>,
 292                            <MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE       0x84>,
 293                            <MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B    0x84>;
 294         };
 295
 296         pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
 297                 fsl,pins = <MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK           0x1d2>,
 298                            <MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD           0x1d2>,
 299                            <MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0       0x1d4>,
 300                            <MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1       0x1d4>,
 301                            <MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2       0x1d4>,
 302                            <MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3       0x1d4>,
 303                            <MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4         0x1d4>,
 304                            <MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5        0x1d4>,
 305                            <MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6        0x1d4>,
 306                            <MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7          0x1d4>,
 307                            <MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE       0x84>,
 308                            <MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B    0x84>;
 309         };
 310
 311         pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
 312                 fsl,pins = <MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK           0x1d6>,
 313                            <MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD           0x1d2>,
 314                            <MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0       0x1d4>,
 315                            <MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1       0x1d4>,
 316                            <MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2       0x1d4>,
 317                            <MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3       0x1d4>,
 318                            <MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4         0x1d4>,
 319                            <MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5        0x1d4>,
 320                            <MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6        0x1d4>,
 321                            <MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7          0x1d4>,
 322                            <MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE       0x84>,
 323                            <MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B    0x84>;
 324         };
 325
 326         pinctrl_wdog: wdoggrp {
 327                 fsl,pins = <MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B        0x84>;
 328         };
 329 };