git.sur5r.net Git - u-boot/blob - arch/arm/dts/stm32mp157c-ed1.dts

   1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
   2 /*
   3  * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
   4  * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "stm32mp157.dtsi"
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/input/input.h>
  12 #include <dt-bindings/pinctrl/stm32-pinfunc.h>
  13 #include <dt-bindings/mfd/st,stpmu1.h>
  14
  15 / {
  16         model = "STMicroelectronics STM32MP157C pmic eval daughter";
  17         compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
  18
  19         chosen {
  20                 bootargs = "earlyprintk console=ttyS3,115200 root=/dev/ram";
  21                 stdout-path = "serial3:115200n8";
  22         };
  23
  24         memory {
  25                 reg = <0xC0000000 0x40000000>;
  26         };
  27
  28         sd_switch: regulator-sd_switch {
  29                 compatible = "regulator-gpio";
  30                 regulator-name = "sd_switch";
  31                 regulator-min-microvolt = <1800000>;
  32                 regulator-max-microvolt = <2900000>;
  33                 regulator-type = "voltage";
  34                 regulator-always-on;
  35
  36                 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
  37                 gpios-states = <0>;
  38                 states = <1800000 0x1 2900000 0x0>;
  39         };
  40 };
  41
  42 &gpioa {
  43         status = "okay";
  44 };
  45
  46 &gpiob {
  47         status = "okay";
  48 };
  49
  50 &gpioc {
  51         status = "okay";
  52 };
  53
  54 &gpiod {
  55         status = "okay";
  56 };
  57
  58 &gpioe {
  59         status = "okay";
  60 };
  61
  62 &gpiof {
  63         status = "okay";
  64 };
  65
  66 &gpiog {
  67         status = "okay";
  68 };
  69
  70 &gpioh {
  71         status = "okay";
  72 };
  73
  74 &gpioi {
  75         status = "okay";
  76 };
  77
  78 &gpioj {
  79         status = "okay";
  80 };
  81
  82 &gpiok {
  83         status = "okay";
  84 };
  85
  86 &gpioz {
  87         status = "okay";
  88 };
  89
  90 &pinctrl {
  91         uart4_pins_a: uart4@0 {
  92                 pins1 {
  93                         pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
  94                         bias-disable;
  95                         drive-push-pull;
  96                         slew-rate = <0>;
  97                 };
  98                 pins2 {
  99                         pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
 100                         bias-disable;
 101                 };
 102         };
 103
 104         sdmmc1_b4_pins_a: sdmmc1-b4@0 {
 105                 pins {
 106                         pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
 107                                  <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
 108                                  <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
 109                                  <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
 110                                  <STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */
 111                                  <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
 112                         slew-rate = <3>;
 113                         drive-push-pull;
 114                         bias-disable;
 115                 };
 116         };
 117
 118         sdmmc1_dir_pins_a: sdmmc1-dir@0 {
 119                 pins {
 120                         pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
 121                                  <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
 122                                  <STM32_PINMUX('B', 9, AF11)>, /* SDMMC1_CDIR */
 123                                  <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
 124                         slew-rate = <3>;
 125                         drive-push-pull;
 126                         bias-pull-up;
 127                 };
 128         };
 129         sdmmc2_b4_pins_a: sdmmc2-b4@0 {
 130                 pins {
 131                         pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
 132                                  <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
 133                                  <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */
 134                                  <STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */
 135                                  <STM32_PINMUX('E', 3, AF9)>, /* SDMMC2_CK */
 136                                  <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */
 137                         slew-rate = <3>;
 138                         drive-push-pull;
 139                         bias-pull-up;
 140                 };
 141         };
 142
 143         sdmmc2_d47_pins_a: sdmmc2-d47@0 {
 144                 pins {
 145                         pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
 146                                  <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
 147                                  <STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */
 148                                  <STM32_PINMUX('D', 3, AF9)>; /* SDMMC2_D7 */
 149                         slew-rate = <3>;
 150                         drive-push-pull;
 151                         bias-pull-up;
 152                 };
 153         };
 154 };
 155
 156 &pinctrl_z {
 157         i2c4_pins_a: i2c4@0 {
 158                 pins {
 159                         pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
 160                                  <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */
 161                         bias-disable;
 162                         drive-open-drain;
 163                         slew-rate = <0>;
 164                 };
 165         };
 166 };
 167
 168 &i2c4 {
 169         pinctrl-names = "default";
 170         pinctrl-0 = <&i2c4_pins_a>;
 171         i2c-scl-rising-time-ns = <185>;
 172         i2c-scl-falling-time-ns = <20>;
 173         status = "okay";
 174
 175         pmic: stpmu1@33 {
 176                 compatible = "st,stpmu1";
 177                 reg = <0x33>;
 178                 interrupts = <0 2>;
 179                 interrupt-parent = <&gpioa>;
 180                 interrupt-controller;
 181                 #interrupt-cells = <2>;
 182                 status = "okay";
 183
 184                 st,main_control_register = <0x04>;
 185                 st,vin_control_register = <0xc0>;
 186                 st,usb_control_register = <0x30>;
 187
 188                 regulators {
 189                         compatible = "st,stpmu1-regulators";
 190
 191                         ldo1-supply = <&v3v3>;
 192                         ldo2-supply = <&v3v3>;
 193                         ldo3-supply = <&vdd_ddr>;
 194                         ldo5-supply = <&v3v3>;
 195                         ldo6-supply = <&v3v3>;
 196                         pwr_sw1-supply = <&bst_out>;
 197                         pwr_sw2-supply = <&bst_out>;
 198
 199                         vddcore: buck1 {
 200                                 regulator-name = "vddcore";
 201                                 regulator-min-microvolt = <800000>;
 202                                 regulator-max-microvolt = <1350000>;
 203                                 regulator-always-on;
 204                                 regulator-initial-mode = <2>;
 205                                 regulator-over-current-protection;
 206
 207                                 regulator-state-standby {
 208                                         regulator-on-in-suspend;
 209                                         regulator-suspend-microvolt = <1200000>;
 210                                         regulator-mode = <8>;
 211                                 };
 212                                 regulator-state-mem {
 213                                         regulator-off-in-suspend;
 214                                 };
 215                                 regulator-state-disk {
 216                                         regulator-off-in-suspend;
 217                                 };
 218                         };
 219
 220                         vdd_ddr: buck2 {
 221                                 regulator-name = "vdd_ddr";
 222                                 regulator-min-microvolt = <1350000>;
 223                                 regulator-max-microvolt = <1350000>;
 224                                 regulator-always-on;
 225                                 regulator-initial-mode = <2>;
 226                                 regulator-over-current-protection;
 227
 228                                 regulator-state-standby {
 229                                         regulator-suspend-microvolt = <1350000>;
 230                                         regulator-on-in-suspend;
 231                                         regulator-mode = <8>;
 232                                 };
 233                                 regulator-state-mem {
 234                                         regulator-suspend-microvolt = <1350000>;
 235                                         regulator-on-in-suspend;
 236                                         regulator-mode = <8>;
 237                                 };
 238                                 regulator-state-disk {
 239                                         regulator-off-in-suspend;
 240                                 };
 241                         };
 242
 243                         vdd: buck3 {
 244                                 regulator-name = "vdd";
 245                                 regulator-min-microvolt = <3300000>;
 246                                 regulator-max-microvolt = <3300000>;
 247                                 regulator-always-on;
 248                                 st,mask_reset;
 249                                 regulator-initial-mode = <8>;
 250                                 regulator-over-current-protection;
 251
 252                                 regulator-state-standby {
 253                                         regulator-suspend-microvolt = <3300000>;
 254                                         regulator-on-in-suspend;
 255                                         regulator-mode = <8>;
 256                                 };
 257                                 regulator-state-mem {
 258                                         regulator-suspend-microvolt = <3300000>;
 259                                         regulator-on-in-suspend;
 260                                         regulator-mode = <8>;
 261                                 };
 262                                 regulator-state-disk {
 263                                         regulator-suspend-microvolt = <3300000>;
 264                                         regulator-on-in-suspend;
 265                                         regulator-mode = <8>;
 266                                 };
 267                         };
 268
 269                         v3v3: buck4 {
 270                                 regulator-name = "v3v3";
 271                                 regulator-min-microvolt = <3300000>;
 272                                 regulator-max-microvolt = <3300000>;
 273                                 regulator-boot-on;
 274                                 regulator-over-current-protection;
 275                                 regulator-initial-mode = <8>;
 276
 277                                 regulator-state-standby {
 278                                         regulator-suspend-microvolt = <3300000>;
 279                                         regulator-unchanged-in-suspend;
 280                                         regulator-mode = <8>;
 281                                 };
 282                                 regulator-state-mem {
 283                                         regulator-off-in-suspend;
 284                                 };
 285                                 regulator-state-disk {
 286                                         regulator-off-in-suspend;
 287                                 };
 288                         };
 289
 290                         vdda: ldo1 {
 291                                 regulator-name = "vdda";
 292                                 regulator-min-microvolt = <2900000>;
 293                                 regulator-max-microvolt = <2900000>;
 294                                 interrupts = <IT_CURLIM_LDO1 0>;
 295                                 interrupt-parent = <&pmic>;
 296
 297                                 regulator-state-standby {
 298                                         regulator-suspend-microvolt = <2900000>;
 299                                         regulator-unchanged-in-suspend;
 300                                 };
 301                                 regulator-state-mem {
 302                                         regulator-off-in-suspend;
 303                                 };
 304                                 regulator-state-disk {
 305                                         regulator-off-in-suspend;
 306                                 };
 307                         };
 308
 309                         v2v8: ldo2 {
 310                                 regulator-name = "v2v8";
 311                                 regulator-min-microvolt = <2800000>;
 312                                 regulator-max-microvolt = <2800000>;
 313                                 interrupts = <IT_CURLIM_LDO2 0>;
 314                                 interrupt-parent = <&pmic>;
 315
 316                                 regulator-state-standby {
 317                                         regulator-suspend-microvolt = <2800000>;
 318                                         regulator-unchanged-in-suspend;
 319                                 };
 320                                 regulator-state-mem {
 321                                         regulator-off-in-suspend;
 322                                 };
 323                                 regulator-state-disk {
 324                                         regulator-off-in-suspend;
 325                                 };
 326                         };
 327
 328                         vtt_ddr: ldo3 {
 329                                 regulator-name = "vtt_ddr";
 330                                 regulator-min-microvolt = <0000000>;
 331                                 regulator-max-microvolt = <1000000>;
 332                                 regulator-always-on;
 333                                 regulator-over-current-protection;
 334
 335                                 regulator-state-standby {
 336                                         regulator-off-in-suspend;
 337                                 };
 338                                 regulator-state-mem {
 339                                         regulator-off-in-suspend;
 340                                 };
 341                                 regulator-state-disk {
 342                                         regulator-off-in-suspend;
 343                                 };
 344                         };
 345
 346                         vdd_usb: ldo4 {
 347                                 regulator-name = "vdd_usb";
 348                                 regulator-min-microvolt = <3300000>;
 349                                 regulator-max-microvolt = <3300000>;
 350                                 interrupts = <IT_CURLIM_LDO4 0>;
 351                                 interrupt-parent = <&pmic>;
 352
 353                                 regulator-state-standby {
 354                                         regulator-unchanged-in-suspend;
 355                                 };
 356                                 regulator-state-mem {
 357                                         regulator-off-in-suspend;
 358                                 };
 359                                 regulator-state-disk {
 360                                         regulator-off-in-suspend;
 361                                 };
 362                         };
 363
 364                         vdd_sd: ldo5 {
 365                                 regulator-name = "vdd_sd";
 366                                 regulator-min-microvolt = <2900000>;
 367                                 regulator-max-microvolt = <2900000>;
 368                                 interrupts = <IT_CURLIM_LDO5 0>;
 369                                 interrupt-parent = <&pmic>;
 370                                 regulator-boot-on;
 371
 372                                 regulator-state-standby {
 373                                         regulator-suspend-microvolt = <2900000>;
 374                                         regulator-unchanged-in-suspend;
 375                                 };
 376                                 regulator-state-mem {
 377                                         regulator-off-in-suspend;
 378                                 };
 379                                 regulator-state-disk {
 380                                         regulator-off-in-suspend;
 381                                 };
 382                         };
 383
 384                         v1v8: ldo6 {
 385                                 regulator-name = "v1v8";
 386                                 regulator-min-microvolt = <1800000>;
 387                                 regulator-max-microvolt = <1800000>;
 388                                 interrupts = <IT_CURLIM_LDO6 0>;
 389                                 interrupt-parent = <&pmic>;
 390
 391                                 regulator-state-standby {
 392                                         regulator-suspend-microvolt = <1800000>;
 393                                         regulator-unchanged-in-suspend;
 394                                 };
 395                                 regulator-state-mem {
 396                                         regulator-off-in-suspend;
 397                                 };
 398                                 regulator-state-disk {
 399                                         regulator-off-in-suspend;
 400                                 };
 401                         };
 402
 403                         vref_ddr: vref_ddr {
 404                                 regulator-name = "vref_ddr";
 405                                 regulator-always-on;
 406                                 regulator-over-current-protection;
 407
 408                                 regulator-state-standby {
 409                                         regulator-on-in-suspend;
 410                                 };
 411                                 regulator-state-mem {
 412                                         regulator-on-in-suspend;
 413                                 };
 414                                 regulator-state-disk {
 415                                         regulator-off-in-suspend;
 416                                 };
 417                         };
 418
 419                          bst_out: boost {
 420                                 regulator-name = "bst_out";
 421                                 interrupts = <IT_OCP_BOOST 0>;
 422                                 interrupt-parent = <&pmic>;
 423                          };
 424
 425                         vbus_otg: pwr_sw1 {
 426                                 regulator-name = "vbus_otg";
 427                                 interrupts = <IT_OCP_OTG 0>;
 428                                 interrupt-parent = <&pmic>;
 429                                 regulator-active-discharge;
 430                          };
 431
 432                          vbus_sw: pwr_sw2 {
 433                                 regulator-name = "vbus_sw";
 434                                 interrupts = <IT_OCP_SWOUT 0>;
 435                                 interrupt-parent = <&pmic>;
 436                                 regulator-active-discharge;
 437                          };
 438                 };
 439         };
 440 };
 441
 442 &sdmmc1 {
 443         pinctrl-names = "default";
 444         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 445         broken-cd;
 446         st,dirpol;
 447         st,negedge;
 448         st,pin-ckin;
 449         bus-width = <4>;
 450         vmmc-supply = <&vdd_sd>;
 451         vqmmc-supply = <&sd_switch>;
 452         sd-uhs-sdr12;
 453         sd-uhs-sdr25;
 454         sd-uhs-sdr50;
 455         sd-uhs-ddr50;
 456         sd-uhs-sdr104;
 457         status = "okay";
 458 };
 459
 460 &sdmmc2 {
 461         pinctrl-names = "default";
 462         pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
 463         non-removable;
 464         no-sd;
 465         no-sdio;
 466         st,dirpol;
 467         st,negedge;
 468         bus-width = <8>;
 469         status = "okay";
 470 };
 471
 472 &uart4 {
 473         pinctrl-names = "default";
 474         pinctrl-0 = <&uart4_pins_a>;
 475         status = "okay";
 476 };