arch/arm/boot/dts/microchip/at91-sam9x60_curiosity.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * at91-sam9x60_curiosity.dts - Device Tree file for Microchip SAM9X60 Curiosity board
   4  *
   5  * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
   6  *
   7  * Author: Durai Manickam KR <durai.manickamkr@microchip.com>
   8  */
   9 /dts-v1/;
  10 #include "sam9x60.dtsi"
  11 #include <dt-bindings/input/input.h>
  12
  13 / {
  14         model = "Microchip SAM9X60 Curiosity";
  15         compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
  16
  17         aliases {
  18                 i2c0 = &i2c0;
  19                 i2c1 = &i2c6;
  20                 serial2 = &uart7;
  21         };
  22
  23         chosen {
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         memory@20000000 {
  28                 reg = <0x20000000 0x8000000>;
  29         };
  30
  31         clocks {
  32                 slow_xtal {
  33                         clock-frequency = <32768>;
  34                 };
  35
  36                 main_xtal {
  37                         clock-frequency = <24000000>;
  38                 };
  39         };
  40
  41         gpio-keys {
  42                 compatible = "gpio-keys";
  43                 pinctrl-names = "default";
  44                 pinctrl-0 = <&pinctrl_key_gpio_default>;
  45
  46                 button-user {
  47                         label = "PB_USER";
  48                         gpios = <&pioA 29 GPIO_ACTIVE_LOW>;
  49                         linux,code = <KEY_PROG1>;
  50                         wakeup-source;
  51                 };
  52         };
  53
  54         leds {
  55                 compatible = "gpio-leds";
  56                 pinctrl-names = "default";
  57                 pinctrl-0 = <&pinctrl_gpio_leds>;
  58
  59                 led-red {
  60                         label = "red";
  61                         gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
  62                 };
  63
  64                 led-green {
  65                         label = "green";
  66                         gpios = <&pioD 19 GPIO_ACTIVE_HIGH>;
  67                 };
  68
  69                 led-blue {
  70                         label = "blue";
  71                         gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
  72                         linux,default-trigger = "heartbeat";
  73                 };
  74         };
  75
  76
  77         vdd_1v8: regulator-0 {
  78                 compatible = "regulator-fixed";
  79                 regulator-always-on;
  80                 regulator-max-microvolt = <1800000>;
  81                 regulator-min-microvolt = <1800000>;
  82                 regulator-name = "VDD_1V8";
  83         };
  84
  85         vdd_1v15: regulator-1 {
  86                 compatible = "regulator-fixed";
  87                 regulator-always-on;
  88                 regulator-max-microvolt = <1150000>;
  89                 regulator-min-microvolt = <1150000>;
  90                 regulator-name = "VDD_1V15";
  91         };
  92
  93         vdd1_3v3: regulator-2 {
  94                 compatible = "regulator-fixed";
  95                 regulator-always-on;
  96                 regulator-max-microvolt = <3300000>;
  97                 regulator-min-microvolt = <3300000>;
  98                 regulator-name = "VDD1_3V3";
  99         };
 100 };
 101
 102 &adc {
 103         vddana-supply = <&vdd1_3v3>;
 104         vref-supply = <&vdd1_3v3>;
 105         pinctrl-names = "default";
 106         pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
 107         status = "okay";
 108 };
 109
 110 &can0 {
 111         pinctrl-names = "default";
 112         pinctrl-0 = <&pinctrl_can0_rx_tx>;
 113         status = "disabled"; /* Conflict with dbgu. */
 114 };
 115
 116 &can1 {
 117         pinctrl-names = "default";
 118         pinctrl-0 = <&pinctrl_can1_rx_tx>;
 119         status = "okay";
 120 };
 121
 122 &dbgu {
 123         pinctrl-names = "default";
 124         pinctrl-0 = <&pinctrl_dbgu>;
 125         status = "okay"; /* Conflict with can0. */
 126 };
 127
 128 &ebi {
 129         pinctrl-names = "default";
 130         pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_lsb>;
 131         status = "okay";
 132
 133         nand_controller: nand-controller {
 134                 pinctrl-names = "default";
 135                 pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
 136                 status = "okay";
 137
 138                 nand@3 {
 139                         reg = <0x3 0x0 0x800000>;
 140                         rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
 141                         cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
 142                         nand-bus-width = <8>;
 143                         nand-ecc-mode = "hw";
 144                         nand-ecc-strength = <8>;
 145                         nand-ecc-step-size = <512>;
 146                         nand-on-flash-bbt;
 147                         label = "atmel_nand";
 148
 149                         partitions {
 150                                 compatible = "fixed-partitions";
 151                                 #address-cells = <1>;
 152                                 #size-cells = <1>;
 153
 154                                 at91bootstrap@0 {
 155                                         label = "at91bootstrap";
 156                                         reg = <0x0 0x40000>;
 157                                 };
 158
 159                                 uboot@40000 {
 160                                         label = "u-boot";
 161                                         reg = <0x40000 0xc0000>;
 162                                 };
 163
 164                                 ubootenvred@100000 {
 165                                         label = "U-Boot Env Redundant";
 166                                         reg = <0x100000 0x40000>;
 167                                 };
 168
 169                                 ubootenv@140000 {
 170                                         label = "U-Boot Env";
 171                                         reg = <0x140000 0x40000>;
 172                                 };
 173
 174                                 dtb@180000 {
 175                                         label = "device tree";
 176                                         reg = <0x180000 0x80000>;
 177                                 };
 178
 179                                 kernel@200000 {
 180                                         label = "kernel";
 181                                         reg = <0x200000 0x600000>;
 182                                 };
 183
 184                                 rootfs@800000 {
 185                                         label = "rootfs";
 186                                         reg = <0x800000 0x1f800000>;
 187                                 };
 188                         };
 189                 };
 190         };
 191 };
 192
 193 &flx0 {
 194         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 195         status = "okay";
 196
 197         i2c0: i2c@600 {
 198                 dmas = <0>, <0>;
 199                 pinctrl-names = "default";
 200                 pinctrl-0 = <&pinctrl_flx0_default>;
 201                 i2c-analog-filter;
 202                 i2c-digital-filter;
 203                 i2c-digital-filter-width-ns = <35>;
 204                 status = "okay";
 205
 206                 eeprom@53 {
 207                         compatible = "atmel,24c02";
 208                         reg = <0x53>;
 209                         pagesize = <16>;
 210                 };
 211         };
 212 };
 213
 214 &flx6 {
 215         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 216         status = "okay";
 217
 218         i2c6: i2c@600 {
 219                 dmas = <0>, <0>;
 220                 pinctrl-names = "default";
 221                 pinctrl-0 = <&pinctrl_flx6_default>;
 222                 i2c-analog-filter;
 223                 i2c-digital-filter;
 224                 i2c-digital-filter-width-ns = <35>;
 225                 status = "disabled";
 226         };
 227 };
 228
 229 &flx7 {
 230         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
 231         status = "okay";
 232
 233         uart7: serial@200 {
 234                 pinctrl-names = "default";
 235                 pinctrl-0 = <&pinctrl_flx7_default>;
 236                 status = "okay";
 237         };
 238 };
 239
 240 &macb0 {
 241         phy-mode = "rmii";
 242         #address-cells = <1>;
 243         #size-cells = <0>;
 244         pinctrl-names = "default";
 245         pinctrl-0 = <&pinctrl_macb0_rmii>;
 246         status = "okay";
 247
 248         ethernet-phy@0 {
 249                 reg = <0x0>;
 250                 interrupt-parent = <&pioB>;
 251                 interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
 252         };
 253 };
 254
 255 &pinctrl {
 256         adc {
 257                 pinctrl_adc_default: adc-default {
 258                         atmel,pins = <AT91_PIOB 14 AT91_PERIPH_A AT91_PINCTRL_NONE>;
 259                 };
 260
 261                 pinctrl_adtrg_default: adtrg-default {
 262                         atmel,pins = <AT91_PIOB 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
 263                 };
 264         };
 265
 266         can0 {
 267                 pinctrl_can0_rx_tx: can0-rx-tx {
 268                         atmel,pins =
 269                                 <AT91_PIOA 9 AT91_PERIPH_B AT91_PINCTRL_NONE    /* CANRX0 */
 270                                  AT91_PIOA 10 AT91_PERIPH_B AT91_PINCTRL_NONE   /* CANTX0 */
 271                                  AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>;  /* Enable CAN Transceivers */
 272                 };
 273         };
 274
 275         can1 {
 276                 pinctrl_can1_rx_tx: can1-rx-tx {
 277                         atmel,pins =
 278                                 <AT91_PIOA 6 AT91_PERIPH_B AT91_PINCTRL_NONE    /* CANRX1 */
 279                                  AT91_PIOA 5 AT91_PERIPH_B AT91_PINCTRL_NONE    /* CANTX1 */
 280                                  AT91_PIOB 17 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
 281                 };
 282         };
 283
 284         dbgu {
 285                 pinctrl_dbgu: dbgu-0 {
 286                         atmel,pins = <AT91_PIOA 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 287                                       AT91_PIOA 10 AT91_PERIPH_A AT91_PINCTRL_NONE>;
 288                 };
 289         };
 290
 291         ebi {
 292                 pinctrl_ebi_data_lsb: ebi-data-lsb {
 293                         atmel,pins =
 294                                 <AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 295                                  AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 296                                  AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 297                                  AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 298                                  AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 299                                  AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 300                                  AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 301                                  AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
 302                 };
 303
 304                 pinctrl_ebi_addr_nand: ebi-addr-nand {
 305                         atmel,pins =
 306                                 <AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 307                                  AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
 308                 };
 309         };
 310
 311         flexcom {
 312                 pinctrl_flx0_default: flx0-twi {
 313                         atmel,pins =
 314                                 <AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 315                                  AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
 316                 };
 317
 318                 pinctrl_flx6_default: flx6-twi {
 319                         atmel,pins =
 320                                 <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 321                                  AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
 322                 };
 323
 324                 pinctrl_flx7_default: flx7-usart {
 325                         atmel,pins =
 326                                 <AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_NONE
 327                                  AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_NONE>;
 328                 };
 329         };
 330
 331         gpio-keys {
 332                 pinctrl_key_gpio_default: pinctrl-key-gpio {
 333                         atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 334                 };
 335         };
 336
 337         leds {
 338                 pinctrl_gpio_leds: gpio-leds {
 339                         atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 340                                       AT91_PIOD 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 341                                       AT91_PIOD 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 342                 };
 343         };
 344
 345         macb0 {
 346                 pinctrl_macb0_rmii: macb0-rmii-0 {
 347                         atmel,pins =
 348                                 <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB0 periph A */
 349                                  AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB1 periph A */
 350                                  AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB2 periph A */
 351                                  AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB3 periph A */
 352                                  AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB4 periph A */
 353                                  AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB5 periph A */
 354                                  AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB6 periph A */
 355                                  AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB7 periph A */
 356                                  AT91_PIOB 8 AT91_PERIPH_GPIO AT91_PINCTRL_NONE /* PB8 IRQ GPIO */
 357                                  AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PB9 periph A */
 358                                  AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* PB10 periph A */
 359                 };
 360         };
 361
 362         nand {
 363                 pinctrl_nand_oe_we: nand-oe-we-0 {
 364                         atmel,pins =
 365                                 <AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 366                                  AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
 367                 };
 368
 369                 pinctrl_nand_rb: nand-rb-0 {
 370                         atmel,pins =
 371                                 <AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
 372                 };
 373
 374                 pinctrl_nand_cs: nand-cs-0 {
 375                         atmel,pins =
 376                                 <AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
 377                 };
 378         };
 379
 380         pwm0 {
 381                 pinctrl_pwm0_0: pwm0-0 {
 382                         atmel,pins = <AT91_PIOB 12 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 383                 };
 384
 385                 pinctrl_pwm0_1: pwm0-1 {
 386                         atmel,pins = <AT91_PIOB 13 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 387                 };
 388
 389                 pinctrl_pwm0_2: pwm0-2 {
 390                         atmel,pins = <AT91_PIOD 16 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 391                 };
 392         };
 393
 394         sdmmc0 {
 395                 pinctrl_sdmmc0_default: sdmmc0 {
 396                         atmel,pins =
 397                                 <AT91_PIOA 17 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI)                            /* PA17 CK  periph A with pullup */
 398                                  AT91_PIOA 16 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)     /* PA16 CMD periph A with pullup */
 399                                  AT91_PIOA 15 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)     /* PA15 DAT0 periph A */
 400                                  AT91_PIOA 18 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)     /* PA18 DAT1 periph A with pullup */
 401                                  AT91_PIOA 19 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)     /* PA19 DAT2 periph A with pullup */
 402                                  AT91_PIOA 20 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>;   /* PA20 DAT3 periph A with pullup */
 403                 };
 404
 405                 pinctrl_sdmmc0_cd: sdmmc0-cd {
 406                         atmel,pins =
 407                                 <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 408                 };
 409         };
 410
 411         sdmmc1 {
 412                 pinctrl_sdmmc1_default: sdmmc1 {
 413                         atmel,pins =
 414                                 <AT91_PIOA 13 AT91_PERIPH_B (AT91_PINCTRL_DRIVE_STRENGTH_HI)                            /* PA13 CK periph B */
 415                                  AT91_PIOA 12 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)     /* PA12 CMD periph B with pullup */
 416                                  AT91_PIOA 11 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)     /* PA11 DAT0 periph B with pullup */
 417                                  AT91_PIOA 2 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)      /* PA2 DAT1 periph B with pullup */
 418                                  AT91_PIOA 3 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)      /* PA3 DAT2 periph B with pullup */
 419                                  AT91_PIOA 4 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>;    /* PA4 DAT3 periph B with pullup */
 420                 };
 421         };
 422
 423         usb0 {
 424                 pinctrl_usba_vbus: usba-vbus {
 425                         atmel,pins = <AT91_PIOA 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 426                 };
 427         };
 428
 429         usb1 {
 430                 pinctrl_usb_default: usb-default {
 431                         atmel,pins = <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 432                                       AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 433                 };
 434         };
 435 }; /* pinctrl */
 436
 437 &pwm0 {
 438         pinctrl-names = "default";
 439         pinctrl-0 = <&pinctrl_pwm0_0 &pinctrl_pwm0_1 &pinctrl_pwm0_2>;
 440         status = "okay";
 441 };
 442
 443 &rtt {
 444         atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
 445 };
 446
 447 &sdmmc0 {
 448         bus-width = <4>;
 449         pinctrl-names = "default";
 450         pinctrl-0 = <&pinctrl_sdmmc0_default &pinctrl_sdmmc0_cd>;
 451         cd-gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
 452         disable-wp;
 453         status = "okay";
 454 };
 455
 456 &sdmmc1 {
 457         bus-width = <4>;
 458         pinctrl-names = "default";
 459         pinctrl-0 = <&pinctrl_sdmmc1_default>;
 460         disable-wp;
 461         status = "okay";
 462 };
 463
 464 &shutdown_controller {
 465         debounce-delay-us = <976>;
 466         status = "okay";
 467
 468         input@0 {
 469                 reg = <0>;
 470         };
 471 };
 472
 473 &tcb0 {
 474         timer0: timer@0 {
 475                 compatible = "atmel,tcb-timer";
 476                 reg = <0>;
 477         };
 478
 479         timer1: timer@1 {
 480                 compatible = "atmel,tcb-timer";
 481                 reg = <1>;
 482         };
 483 };
 484
 485 &usb0 {
 486         atmel,vbus-gpio = <&pioA 27 GPIO_ACTIVE_HIGH>;
 487         pinctrl-names = "default";
 488         pinctrl-0 = <&pinctrl_usba_vbus>;
 489         status = "okay";
 490 };
 491
 492 &usb1 {
 493         num-ports = <3>;
 494         atmel,vbus-gpio = <0
 495                            &pioD 18 GPIO_ACTIVE_HIGH
 496                            &pioD 15 GPIO_ACTIVE_HIGH>;
 497         pinctrl-names = "default";
 498         pinctrl-0 = <&pinctrl_usb_default>;
 499         status = "okay";
 500 };
 501
 502 &usb2 {
 503         status = "okay";
 504 };
 505
 506 &watchdog {
 507         status = "okay";
 508 };