arch/arm/boot/dts/at91-sama5d2_icp.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * at91-sama5d2_icp.dts - Device Tree file for SAMA5D2-ICP board
   4  *
   5  *  Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries
   6  *
   7  *      Author: Radu Pirea & Razvan Stefanescu,
   8  *              Codrin Ciubotariu <codrin.ciubotariu@microchip.com>,
   9  *              Cristian Birsan <cristian.birsan@microchip.com>
  10  */
  11 /dts-v1/;
  12 #include "sama5d2.dtsi"
  13 #include "sama5d2-pinfunc.h"
  14 #include <dt-bindings/gpio/gpio.h>
  15 #include <dt-bindings/input/input.h>
  16 #include <dt-bindings/mfd/atmel-flexcom.h>
  17
  18 / {
  19         model = "Microchip SAMA5D2-ICP";
  20         compatible = "microchip,sama5d2-icp", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
  21
  22         aliases {
  23                 serial0 = &uart0;       /* debug uart0 + mikro BUS 1 */
  24                 serial1 = &uart1;       /* mikro BUS 3 */
  25                 serial3 = &uart3;       /* mikro BUS 2 */
  26                 serial5 = &uart7;       /* flx2 */
  27                 i2c0    = &i2c0;
  28                 i2c1    = &i2c1;
  29         };
  30
  31         chosen {
  32                 stdout-path = "serial0:115200n8";
  33         };
  34
  35         clocks {
  36                 slow_xtal {
  37                         clock-frequency = <32768>;
  38                 };
  39
  40                 main_xtal {
  41                         clock-frequency = <12000000>;
  42                 };
  43         };
  44
  45         gpio_keys {
  46                 compatible = "gpio-keys";
  47
  48                 pinctrl-names = "default";
  49                 pinctrl-0 = <&pinctrl_key_gpio_default>;
  50                 status = "okay";
  51
  52                 sw4 {
  53                         label = "USER_PB1";
  54                         gpios = <&pioA PIN_PD0 GPIO_ACTIVE_LOW>;
  55                         linux,code = <KEY_PROG1>;
  56                         wakeup-source;
  57                 };
  58         };
  59
  60         leds {
  61                 compatible = "gpio-leds";
  62                 pinctrl-names = "default";
  63                 pinctrl-0 = <&pinctrl_led_gpio_default>;
  64                 status = "okay"; /* conflict with pwm0 */
  65
  66                 red {
  67                         label = "red";
  68                         gpios = <&pioA PIN_PB0 GPIO_ACTIVE_HIGH>;
  69                 };
  70
  71                 green {
  72                         label = "green";
  73                         gpios = <&pioA PIN_PB1 GPIO_ACTIVE_HIGH>;
  74                 };
  75
  76                 blue {
  77                         label = "blue";
  78                         gpios = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
  79                         linux,default-trigger = "heartbeat";
  80                 };
  81         };
  82 };
  83
  84 &adc {
  85         vddana-supply = <&vdd_io_reg>;
  86         vref-supply = <&vdd_io_reg>;
  87         pinctrl-names = "default";
  88         pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
  89         status = "okay";
  90 };
  91
  92 &can0 {
  93         pinctrl-names = "default";
  94         pinctrl-0 = <&pinctrl_can0_default>;
  95         status = "okay";
  96 };
  97
  98 &can1 {
  99         pinctrl-names = "default";
 100         pinctrl-0 = <&pinctrl_can1_default>;
 101         status = "okay";
 102 };
 103
 104 &flx0 { /* mikrobus2 spi */
 105         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
 106         status = "okay";
 107
 108         spi2: spi@400 {
 109                 dmas = <0>, <0>;
 110                 cs-gpios = <&pioA PIN_PC0 GPIO_ACTIVE_LOW>;
 111                 pinctrl-names = "default";
 112                 pinctrl-0 = <&pinctrl_mikrobus2_spi &pinctrl_ksz_spi_cs>;
 113                 status = "okay";
 114                 #address-cells = <1>;
 115                 #size-cells = <0>;
 116
 117                 switch0: ksz8563@0 {
 118                         compatible = "microchip,ksz8563";
 119                         reg = <0>;
 120                         reset-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_LOW>;
 121
 122                         spi-max-frequency = <500000>;
 123                         spi-cpha;
 124                         spi-cpol;
 125
 126                         ports {
 127                                 #address-cells = <1>;
 128                                 #size-cells = <0>;
 129                                 port@0 {
 130                                         reg = <0>;
 131                                         label = "lan1";
 132                                 };
 133
 134                                 port@1 {
 135                                         reg = <1>;
 136                                         label = "lan2";
 137                                 };
 138
 139                                 port@2 {
 140                                         reg = <2>;
 141                                         label = "cpu";
 142                                         ethernet = <&macb0>;
 143                                         phy-mode = "mii";
 144                                         fixed-link {
 145                                                 speed = <100>;
 146                                                 full-duplex;
 147                                         };
 148                                 };
 149                         };
 150                 };
 151         };
 152 };
 153
 154 &flx2 {
 155         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
 156         status = "okay";
 157
 158         uart7: serial@200 {
 159                 pinctrl-0 = <&pinctrl_flx2_default>;
 160                 pinctrl-names = "default";
 161                 atmel,use-dma-rx;
 162                 atmel,use-dma-tx;
 163                 status = "okay"; /* Conflict w/ qspi1. */
 164         };
 165 };
 166
 167 &flx3 { /* mikrobus1 spi */
 168         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
 169         status = "okay";
 170
 171         spi5: spi@400 {
 172                 dmas = <0>, <0>;
 173                 pinctrl-names = "default";
 174                 pinctrl-0 = <&pinctrl_mikrobus1_spi &pinctrl_mikrobus1_spi_cs>;
 175                 status = "okay";
 176         };
 177 };
 178
 179 &flx4 {
 180         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 181         status = "okay";
 182
 183         i2c6: i2c@600 {
 184                 dmas = <0>, <0>;
 185                 pinctrl-names = "default";
 186                 pinctrl-0 = <&pinctrl_flx4_default>;
 187                 i2c-digital-filter;
 188                 i2c-digital-filter-width-ns = <35>;
 189                 status = "okay";
 190
 191                 mcp16502@5b {
 192                         compatible = "microchip,mcp16502";
 193                         reg = <0x5b>;
 194                         status = "okay";
 195                         lpm-gpios = <&pioBU 7 GPIO_ACTIVE_LOW>;
 196
 197                         regulators {
 198                                 vdd_io_reg: VDD_IO {
 199                                         regulator-name = "VDD_IO";
 200                                         regulator-min-microvolt = <1200000>;
 201                                         regulator-max-microvolt = <3700000>;
 202                                         regulator-initial-mode = <2>;
 203                                         regulator-allowed-modes = <2>, <4>;
 204                                         regulator-always-on;
 205
 206                                         regulator-state-standby {
 207                                                 regulator-on-in-suspend;
 208                                                 regulator-mode = <4>;
 209                                         };
 210
 211                                         regulator-state-mem {
 212                                                 regulator-off-in-suspend;
 213                                                 regulator-mode = <4>;
 214                                         };
 215                                 };
 216
 217                                 VDD_DDR {
 218                                         regulator-name = "VDD_DDR";
 219                                         regulator-min-microvolt = <600000>;
 220                                         regulator-max-microvolt = <1850000>;
 221                                         regulator-initial-mode = <2>;
 222                                         regulator-allowed-modes = <2>, <4>;
 223                                         regulator-always-on;
 224
 225                                         regulator-state-standby {
 226                                                 regulator-on-in-suspend;
 227                                                 regulator-mode = <4>;
 228                                         };
 229
 230                                         regulator-state-mem {
 231                                                 regulator-on-in-suspend;
 232                                                 regulator-mode = <4>;
 233                                         };
 234                                 };
 235
 236                                 VDD_CORE {
 237                                         regulator-name = "VDD_CORE";
 238                                         regulator-min-microvolt = <600000>;
 239                                         regulator-max-microvolt = <1850000>;
 240                                         regulator-initial-mode = <2>;
 241                                         regulator-allowed-modes = <2>, <4>;
 242                                         regulator-always-on;
 243
 244                                         regulator-state-standby {
 245                                                 regulator-on-in-suspend;
 246                                                 regulator-mode = <4>;
 247                                         };
 248
 249                                         regulator-state-mem {
 250                                                 regulator-off-in-suspend;
 251                                                 regulator-mode = <4>;
 252                                         };
 253                                 };
 254
 255                                 VDD_OTHER {
 256                                         regulator-name = "VDD_OTHER";
 257                                         regulator-min-microvolt = <600000>;
 258                                         regulator-max-microvolt = <1850000>;
 259                                         regulator-initial-mode = <2>;
 260                                         regulator-allowed-modes = <2>, <4>;
 261                                         regulator-always-on;
 262
 263                                         regulator-state-standby {
 264                                                 regulator-on-in-suspend;
 265                                                 regulator-mode = <4>;
 266                                         };
 267
 268                                         regulator-state-mem {
 269                                                 regulator-off-in-suspend;
 270                                                 regulator-mode = <4>;
 271                                         };
 272                                 };
 273
 274                                 LDO1 {
 275                                         regulator-name = "LDO1";
 276                                         regulator-min-microvolt = <1200000>;
 277                                         regulator-max-microvolt = <3700000>;
 278                                         regulator-always-on;
 279
 280                                         regulator-state-standby {
 281                                                 regulator-on-in-suspend;
 282                                         };
 283
 284                                         regulator-state-mem {
 285                                                 regulator-off-in-suspend;
 286                                         };
 287                                 };
 288
 289                                 LDO2 {
 290                                         regulator-name = "LDO2";
 291                                         regulator-min-microvolt = <1200000>;
 292                                         regulator-max-microvolt = <3700000>;
 293                                         regulator-always-on;
 294
 295                                         regulator-state-standby {
 296                                                 regulator-on-in-suspend;
 297                                         };
 298
 299                                         regulator-state-mem {
 300                                                 regulator-off-in-suspend;
 301                                         };
 302                                 };
 303
 304                         };
 305                 };
 306         };
 307 };
 308
 309 &i2c0 { /* mikrobus i2c */
 310         pinctrl-names = "default";
 311         pinctrl-0 = <&pinctrl_mikrobus_i2c>;
 312         i2c-digital-filter;
 313         i2c-digital-filter-width-ns = <35>;
 314         status = "okay";
 315 };
 316
 317 &i2c1 {
 318         dmas = <0>, <0>;
 319         pinctrl-names = "default";
 320         pinctrl-0 = <&pinctrl_i2c1_default>;
 321         i2c-digital-filter;
 322         i2c-digital-filter-width-ns = <35>;
 323         status = "okay";
 324
 325         eeprom@50 {
 326                 compatible = "atmel,24c32";
 327                 reg = <0x50>;
 328                 pagesize = <16>;
 329                 status = "okay";
 330         };
 331
 332         eeprom@52 {
 333                 compatible = "atmel,24c32";
 334                 reg = <0x52>;
 335                 pagesize = <16>;
 336                 status = "disabled";
 337         };
 338
 339         eeprom@53 {
 340                 compatible = "atmel,24c32";
 341                 reg = <0x53>;
 342                 pagesize = <16>;
 343                 status = "disabled";
 344         };
 345 };
 346
 347 &macb0 {
 348         pinctrl-names = "default";
 349         pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq &pinctrl_macb0_rst>;
 350         phy-mode = "mii";
 351         status = "okay";
 352
 353         fixed-link {
 354                 speed = <100>;
 355                 full-duplex;
 356         };
 357 };
 358
 359 &pioA {
 360         pinctrl_adc_default: adc_default {
 361                 pinmux = <PIN_PD24__GPIO>,
 362                                 <PIN_PD25__GPIO>,
 363                                 <PIN_PD26__GPIO>;
 364                 bias-disable;
 365         };
 366
 367         /*
 368          * The ADTRG pin can work on any edge type.
 369          * In here it's being pulled up, so need to
 370          * connect it to ground to get an edge e.g.
 371          * Trigger can be configured on falling, rise
 372          * or any edge, and the pull-up can be changed
 373          * to pull-down or left floating according to
 374          * needs.
 375          */
 376         pinctrl_adtrg_default: adtrg_default {
 377                 pinmux = <PIN_PD31__ADTRG>;
 378                 bias-pull-up;
 379         };
 380
 381         pinctrl_flx4_default: flx4_default {
 382                 pinmux = <PIN_PC28__FLEXCOM4_IO0>,
 383                          <PIN_PC29__FLEXCOM4_IO1>;
 384                 bias-disable;
 385         };
 386
 387         pinctrl_can0_default: can0_default {
 388                 pinmux = <PIN_PC10__CANTX0>,
 389                          <PIN_PC11__CANRX0>;
 390                 bias-disable;
 391         };
 392
 393         pinctrl_can1_default: can1_default {
 394                 pinmux = <PIN_PC26__CANTX1>,
 395                          <PIN_PC27__CANRX1>;
 396                 bias-disable;
 397         };
 398
 399         pinctrl_i2c1_default: i2c1_default {
 400                 pinmux = <PIN_PD19__TWD1>,
 401                          <PIN_PD20__TWCK1>;
 402                 bias-disable;
 403         };
 404
 405         pinctrl_key_gpio_default: key_gpio_default {
 406                 pinmux = <PIN_PD0__GPIO>;
 407                 bias-pull-up;
 408         };
 409
 410         pinctrl_led_gpio_default: led_gpio_default {
 411                 pinmux = <PIN_PB0__GPIO>,
 412                          <PIN_PB1__GPIO>,
 413                          <PIN_PA31__GPIO>;
 414                 bias-pull-up;
 415         };
 416
 417         pinctrl_qspi1_default: qspi1_default {
 418                 pinmux = <PIN_PA6__QSPI1_SCK>,
 419                          <PIN_PA7__QSPI1_IO0>,
 420                          <PIN_PA8__QSPI1_IO1>,
 421                          <PIN_PA9__QSPI1_IO2>,
 422                          <PIN_PA10__QSPI1_IO3>,
 423                          <PIN_PA11__QSPI1_CS>;
 424                 bias-disable;
 425         };
 426
 427         pinctrl_sdmmc0_default: sdmmc0_default {
 428                 cmd_data {
 429                         pinmux = <PIN_PA1__SDMMC0_CMD>,
 430                                  <PIN_PA2__SDMMC0_DAT0>,
 431                                  <PIN_PA3__SDMMC0_DAT1>,
 432                                  <PIN_PA4__SDMMC0_DAT2>,
 433                                  <PIN_PA5__SDMMC0_DAT3>;
 434                         bias-disable;
 435                 };
 436
 437                 ck_cd {
 438                         pinmux = <PIN_PA0__SDMMC0_CK>,
 439                                  <PIN_PA13__SDMMC0_CD>;
 440                         bias-disable;
 441                 };
 442         };
 443
 444         pinctrl_sdmmc1_default: sdmmc1_default {
 445                 cmd_data {
 446                         pinmux = <PIN_PA18__SDMMC1_DAT0>,
 447                                  <PIN_PA19__SDMMC1_DAT1>,
 448                                  <PIN_PA20__SDMMC1_DAT2>,
 449                                  <PIN_PA21__SDMMC1_DAT3>;
 450                         bias-disable;
 451                 };
 452
 453                 ck_cd {
 454                         pinmux = <PIN_PA22__SDMMC1_CK>,
 455                                  <PIN_PA28__SDMMC1_CMD>;
 456                         bias-disable;
 457                 };
 458         };
 459
 460         pinctrl_mikrobus_i2c: mikrobus_i2c {
 461                 pinmux = <PIN_PD22__TWCK0>,
 462                          <PIN_PD21__TWD0>;
 463                 bias-disable;
 464         };
 465
 466         pinctrl_mikrobus1_an: mikrobus1_an {
 467                 pinmux = <PIN_PD26__GPIO>;
 468                 bias-disable;
 469         };
 470
 471         pinctrl_mikrobus1_rst: mikrobus1_rst {
 472                 pinmux = <PIN_PC5__GPIO>;
 473                 bias-disable;
 474         };
 475
 476         pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs {
 477                 pinmux = <PIN_PC21__FLEXCOM3_IO3>;
 478                 bias-disable;
 479         };
 480
 481         pinctrl_mikrobus1_spi: mikrobus1_spi {
 482                 pinmux = <PIN_PC20__FLEXCOM3_IO0>,
 483                          <PIN_PC19__FLEXCOM3_IO1>,
 484                          <PIN_PC18__FLEXCOM3_IO2>;
 485                 bias-disable;
 486         };
 487
 488         pinctrl_mikrobus1_pwm: mikrobus1_pwm {
 489                 pinmux = <PIN_PC4__TIOB1>;
 490                 bias-disable;
 491         };
 492
 493         pinctrl_mikrobus1_int: mikrobus1_int {
 494                 pinmux = <PIN_PC3__GPIO>;
 495                 bias-disable;
 496         };
 497
 498         pinctrl_mikrobus1_uart: mikrobus1_uart {
 499                 pinmux = <PIN_PB26__URXD0>,
 500                          <PIN_PB27__UTXD0>;
 501                 bias-disable;
 502         };
 503
 504         pinctrl_mikrobus2_an: mikrobus2_an {
 505                 pinmux = <PIN_PD25__GPIO>;
 506                 bias-disable;
 507         };
 508
 509         pinctrl_mikrobus2_rst: mikrobus2_rst {
 510                 pinmux = <PIN_PB24__GPIO>;
 511                 bias-disable;
 512         };
 513
 514         pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs {
 515                 pinmux = <PIN_PB31__FLEXCOM0_IO3>;
 516                 bias-disable;
 517         };
 518
 519         pinctrl_mikrobus2_spi: mikrobus2_spi {
 520                 pinmux = <PIN_PB28__FLEXCOM0_IO0>,
 521                          <PIN_PB29__FLEXCOM0_IO1>,
 522                          <PIN_PB30__FLEXCOM0_IO2>;
 523                 bias-disable;
 524         };
 525
 526         pinctrl_ksz_spi_cs: ksz_spi_cs {
 527                 pinmux = <PIN_PC0__GPIO>;
 528                 bias-disable;
 529         };
 530
 531         pinctrl_mikrobus2_pwm: mikrobus2_pwm {
 532                 pinmux = <PIN_PB23__TIOB2>;
 533                 bias-disable;
 534         };
 535
 536         pinctrl_mikrobus2_int: mikrobus2_int {
 537                 pinmux = <PIN_PB22__GPIO>;
 538                 bias-disable;
 539         };
 540
 541         pinctrl_mikrobus2_uart: mikrobus2_uart {
 542                 pinmux = <PIN_PC12__URXD3>,
 543                          <PIN_PC13__UTXD3>;
 544                 bias-disable;
 545         };
 546
 547         pinctrl_mikrobus3_an: mikrobus3_an {
 548                 pinmux = <PIN_PD24__GPIO>;
 549                 bias-disable;
 550         };
 551
 552         pinctrl_mikrobus3_rst: mikrobus3_rst {
 553                 pinmux = <PIN_PB21__GPIO>;
 554                 bias-disable;
 555         };
 556
 557         pinctrl_mikrobus3_spi_cs: mikrobus3_spi_cs {
 558                 pinmux = <PIN_PA17__SPI0_NPCS0>;
 559                 bias-disable;
 560         };
 561
 562         pinctrl_mikrobus3_spi: mikrobus3_spi {
 563                 pinmux = <PIN_PA14__SPI0_SPCK>,
 564                          <PIN_PA16__SPI0_MISO>,
 565                          <PIN_PA15__SPI0_MOSI>;
 566                 bias-disable;
 567         };
 568
 569         pinctrl_mikrobus3_pwm: mikrobus3_pwm {
 570                 pinmux = <PIN_PB20__TIOB3>;
 571                 bias-disable;
 572         };
 573
 574         pinctrl_mikrobus3_int: mikrobus3_int {
 575                 pinmux = <PIN_PB18__GPIO>;
 576                 bias-disable;
 577         };
 578
 579         pinctrl_mikrobus3_uart: mikrobus3_uart {
 580                 pinmux = <PIN_PC7__URXD1>,
 581                          <PIN_PC8__UTXD1>;
 582                 bias-disable;
 583         };
 584
 585         pinctrl_usb_default: usb_default {
 586                 pinmux = <PIN_PC17__GPIO>;
 587                 bias-disable;
 588         };
 589
 590         pinctrl_usba_vbus: usba_vbus {
 591                 pinmux = <PIN_PD23__GPIO>;
 592                 bias-disable;
 593         };
 594
 595         pinctrl_pwm0_pwm2_default: pwm0_pwm2_default {
 596                 pinmux = <PIN_PB5__PWMH2>,
 597                          <PIN_PB6__PWML2>;
 598                 bias-pull-up;
 599         };
 600
 601         pinctrl_macb0_default: macb0_default {
 602                 pinmux = <PIN_PD1__GRXCK>,
 603                          <PIN_PD2__GTXER>,
 604                          <PIN_PD5__GRX2>,
 605                          <PIN_PD6__GRX3>,
 606                          <PIN_PD7__GTX2>,
 607                          <PIN_PD8__GTX3>,
 608                          <PIN_PD9__GTXCK>,
 609                          <PIN_PD10__GTXEN>,
 610                          <PIN_PD11__GRXDV>,
 611                          <PIN_PD12__GRXER>,
 612                          <PIN_PD13__GRX0>,
 613                          <PIN_PD14__GRX1>,
 614                          <PIN_PD15__GTX0>,
 615                          <PIN_PD16__GTX1>,
 616                          <PIN_PD17__GMDC>,
 617                          <PIN_PD18__GMDIO>;
 618                 bias-disable;
 619         };
 620
 621         pinctrl_macb0_phy_irq: macb0_phy_irq {
 622                 pinmux = <PIN_PD3__GPIO>;
 623                 bias-disable;
 624         };
 625
 626         pinctrl_macb0_rst: macb0_sw_rst {
 627                 pinmux = <PIN_PD4__GPIO>;
 628                 bias-disable;
 629         };
 630
 631         pinctrl_flx2_default: flx2_default {
 632                 pinmux = <PIN_PA6__FLEXCOM2_IO0>,
 633                          <PIN_PA7__FLEXCOM2_IO1>,
 634                          <PIN_PA9__FLEXCOM2_IO3>,
 635                          <PIN_PA10__FLEXCOM2_IO4>;
 636                 bias-disable;
 637         };
 638 };
 639
 640 &pwm0 {
 641         pinctrl-names = "default";
 642         pinctrl-0 = <&pinctrl_pwm0_pwm2_default>;
 643         status = "disabled"; /* conflict with leds, HSIC */
 644 };
 645
 646 &qspi1 {
 647         pinctrl-names = "default";
 648         pinctrl-0 = <&pinctrl_qspi1_default>;
 649         status = "disabled"; /* Conflict with wilc_pwrseq, flx2 */
 650
 651         flash@0 {
 652                 #address-cells = <1>;
 653                 #size-cells = <1>;
 654                 compatible = "jedec,spi-nor";
 655                 reg = <0>;
 656                 spi-max-frequency = <80000000>;
 657                 spi-tx-bus-width = <4>;
 658                 spi-rx-bus-width = <4>;
 659                 m25p,fast-read;
 660
 661                 at91bootstrap@0 {
 662                         label = "qspi: at91bootstrap";
 663                         reg = <0x00000000 0x00040000>;
 664                 };
 665
 666                 bootloader@40000 {
 667                         label = "qspi: bootloader";
 668                         reg = <0x00040000 0x000c0000>;
 669                 };
 670
 671                 bootloaderenvred@100000 {
 672                         label = "qspi: bootloader env redundant";
 673                         reg = <0x00100000 0x00040000>;
 674                 };
 675
 676                 bootloaderenv@140000 {
 677                         label = "qspi: bootloader env";
 678                         reg = <0x00140000 0x00040000>;
 679                 };
 680
 681                 dtb@180000 {
 682                         label = "qspi: device tree";
 683                         reg = <0x00180000 0x00080000>;
 684                 };
 685
 686                 kernel@200000 {
 687                         label = "qspi: kernel";
 688                         reg = <0x00200000 0x00600000>;
 689                 };
 690         };
 691 };
 692
 693 &sdmmc0 {
 694         no-1-8-v;
 695         bus-width = <4>;
 696         pinctrl-names = "default";
 697         pinctrl-0 = <&pinctrl_sdmmc0_default>;
 698         status = "okay";
 699 };
 700
 701 &shutdown_controller {
 702         debounce-delay-us = <976>;
 703         atmel,wakeup-rtc-timer;
 704
 705         input@0 {
 706                 reg = <0>;
 707         };
 708 };
 709
 710 &spi0 {  /* mikrobus3 spi */
 711         pinctrl-names = "default";
 712         pinctrl-0 = <&pinctrl_mikrobus3_spi &pinctrl_mikrobus3_spi_cs>;
 713         status = "okay";
 714 };
 715
 716 &tcb0 {
 717         timer0: timer@0 {
 718                 compatible = "atmel,tcb-timer";
 719                 reg = <0>;
 720         };
 721
 722         timer1: timer@1 {
 723                 compatible = "atmel,tcb-timer";
 724                 reg = <1>;
 725         };
 726 };
 727
 728 &uart0 {
 729         pinctrl-names = "default";
 730         pinctrl-0 = <&pinctrl_mikrobus1_uart>;
 731         atmel,use-dma-rx;
 732         atmel,use-dma-tx;
 733         status = "okay";
 734 };
 735
 736 &uart1 {
 737         pinctrl-names = "default";
 738         pinctrl-0 = <&pinctrl_mikrobus3_uart>;
 739         atmel,use-dma-rx;
 740         atmel,use-dma-tx;
 741         status = "okay";
 742 };
 743
 744 &uart3 {
 745         pinctrl-names = "default";
 746         pinctrl-0 = <&pinctrl_mikrobus2_uart>;
 747         atmel,use-dma-rx;
 748         atmel,use-dma-tx;
 749         status = "okay";
 750 };
 751
 752 &usb0 {
 753         atmel,vbus-gpio = <&pioA PIN_PD23 GPIO_ACTIVE_HIGH>;
 754         pinctrl-names = "default";
 755         pinctrl-0 = <&pinctrl_usba_vbus>;
 756         status = "okay";
 757 };
 758
 759 &usb1 {
 760         num-ports = <3>;
 761         pinctrl-names = "default";
 762         pinctrl-0 = <&pinctrl_usb_default>;
 763         status = "okay";
 764 };
 765
 766 &usb2 {
 767         phy_type = "hsic";
 768         status = "okay";
 769 };
 770
 771 &watchdog {
 772         status = "okay";
 773 };