arch/arm/boot/dts/at91-sama5d2_xplained.dts

   1 /*
   2  * at91-sama5d2_xplained.dts - Device Tree file for SAMA5D2 Xplained board
   3  *
   4  *  Copyright (C) 2015 Atmel,
   5  *                2015 Nicolas Ferre <nicolas.ferre@atmel.com>
   6  *
   7  * This file is dual-licensed: you can use it either under the terms
   8  * of the GPL or the X11 license, at your option. Note that this dual
   9  * licensing only applies to this file, and not this project as a
  10  * whole.
  11  *
  12  *  a) This file is free software; you can redistribute it and/or
  13  *     modify it under the terms of the GNU General Public License as
  14  *     published by the Free Software Foundation; either version 2 of the
  15  *     License, or (at your option) any later version.
  16  *
  17  *     This file is distributed in the hope that it will be useful,
  18  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  *     GNU General Public License for more details.
  21  *
  22  * Or, alternatively,
  23  *
  24  *  b) Permission is hereby granted, free of charge, to any person
  25  *     obtaining a copy of this software and associated documentation
  26  *     files (the "Software"), to deal in the Software without
  27  *     restriction, including without limitation the rights to use,
  28  *     copy, modify, merge, publish, distribute, sublicense, and/or
  29  *     sell copies of the Software, and to permit persons to whom the
  30  *     Software is furnished to do so, subject to the following
  31  *     conditions:
  32  *
  33  *     The above copyright notice and this permission notice shall be
  34  *     included in all copies or substantial portions of the Software.
  35  *
  36  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  37  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  38  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  39  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  40  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  41  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  42  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  43  *     OTHER DEALINGS IN THE SOFTWARE.
  44  */
  45 /dts-v1/;
  46 #include "sama5d2.dtsi"
  47 #include "sama5d2-pinfunc.h"
  48 #include <dt-bindings/mfd/atmel-flexcom.h>
  49 #include <dt-bindings/gpio/gpio.h>
  50
  51 / {
  52         model = "Atmel SAMA5D2 Xplained";
  53         compatible = "atmel,sama5d2-xplained", "atmel,sama5d2", "atmel,sama5";
  54
  55         chosen {
  56                 stdout-path = "serial0:115200n8";
  57         };
  58
  59         clocks {
  60                 slow_xtal {
  61                         clock-frequency = <32768>;
  62                 };
  63
  64                 main_xtal {
  65                         clock-frequency = <12000000>;
  66                 };
  67         };
  68
  69         ahb {
  70                 usb0: gadget@300000 {
  71                         atmel,vbus-gpio = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
  72                         pinctrl-names = "default";
  73                         pinctrl-0 = <&pinctrl_usba_vbus>;
  74                         status = "okay";
  75                 };
  76
  77                 usb1: ohci@400000 {
  78                         num-ports = <3>;
  79                         atmel,vbus-gpio = <0 /* &pioA PIN_PB9 GPIO_ACTIVE_HIGH */
  80                                            &pioA PIN_PB10 GPIO_ACTIVE_HIGH
  81                                            0
  82                                           >;
  83                         pinctrl-names = "default";
  84                         pinctrl-0 = <&pinctrl_usb_default>;
  85                         status = "okay";
  86                 };
  87
  88                 usb2: ehci@500000 {
  89                         status = "okay";
  90                 };
  91
  92                 sdmmc0: sdio-host@a0000000 {
  93                         bus-width = <8>;
  94                         pinctrl-names = "default";
  95                         pinctrl-0 = <&pinctrl_sdmmc0_default>;
  96                         non-removable;
  97                         mmc-ddr-1_8v;
  98                         status = "okay";
  99                 };
 100
 101                 sdmmc1: sdio-host@b0000000 {
 102                         bus-width = <4>;
 103                         pinctrl-names = "default";
 104                         pinctrl-0 = <&pinctrl_sdmmc1_default>;
 105                         status = "okay"; /* conflict with qspi0 */
 106                         vqmmc-supply = <&vdd_3v3_reg>;
 107                         vmmc-supply = <&vdd_3v3_reg>;
 108                 };
 109
 110                 apb {
 111                         spi0: spi@f8000000 {
 112                                 pinctrl-names = "default";
 113                                 pinctrl-0 = <&pinctrl_spi0_default>;
 114                                 status = "okay";
 115
 116                                 m25p80@0 {
 117                                         compatible = "atmel,at25df321a";
 118                                         reg = <0>;
 119                                         spi-max-frequency = <50000000>;
 120                                 };
 121                         };
 122
 123                         macb0: ethernet@f8008000 {
 124                                 pinctrl-names = "default";
 125                                 pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
 126                                 phy-mode = "rmii";
 127                                 status = "okay";
 128
 129                                 ethernet-phy@1 {
 130                                         reg = <0x1>;
 131                                         interrupt-parent = <&pioA>;
 132                                         interrupts = <PIN_PC9 IRQ_TYPE_LEVEL_LOW>;
 133                                 };
 134                         };
 135
 136                         pdmic@f8018000 {
 137                                 pinctrl-names = "default";
 138                                 pinctrl-0 = <&pinctrl_pdmic_default>;
 139                                 atmel,model = "PDMIC @ sama5d2_xplained";
 140                                 atmel,mic-min-freq = <1000000>;
 141                                 atmel,mic-max-freq = <3246000>;
 142                                 atmel,mic-offset = <0x0>;
 143                                 status = "okay";
 144                         };
 145
 146                         uart1: serial@f8020000 {
 147                                 pinctrl-names = "default";
 148                                 pinctrl-0 = <&pinctrl_uart1_default>;
 149                                 atmel,use-dma-rx;
 150                                 atmel,use-dma-tx;
 151                                 status = "okay";
 152                         };
 153
 154                         i2c0: i2c@f8028000 {
 155                                 dmas = <0>, <0>;
 156                                 pinctrl-names = "default";
 157                                 pinctrl-0 = <&pinctrl_i2c0_default>;
 158                                 i2c-sda-hold-time-ns = <350>;
 159                                 status = "okay";
 160
 161                                 pmic@5b {
 162                                         compatible = "active-semi,act8945a";
 163                                         reg = <0x5b>;
 164                                         active-semi,vsel-high;
 165                                         status = "okay";
 166
 167                                         regulators {
 168                                                 vdd_1v35_reg: REG_DCDC1 {
 169                                                         regulator-name = "VDD_1V35";
 170                                                         regulator-min-microvolt = <1350000>;
 171                                                         regulator-max-microvolt = <1350000>;
 172                                                         regulator-always-on;
 173                                                 };
 174
 175                                                 vdd_1v2_reg: REG_DCDC2 {
 176                                                         regulator-name = "VDD_1V2";
 177                                                         regulator-min-microvolt = <1100000>;
 178                                                         regulator-max-microvolt = <1300000>;
 179                                                         regulator-always-on;
 180                                                 };
 181
 182                                                 vdd_3v3_reg: REG_DCDC3 {
 183                                                         regulator-name = "VDD_3V3";
 184                                                         regulator-min-microvolt = <3300000>;
 185                                                         regulator-max-microvolt = <3300000>;
 186                                                         regulator-always-on;
 187                                                 };
 188
 189                                                 vdd_fuse_reg: REG_LDO1 {
 190                                                         regulator-name = "VDD_FUSE";
 191                                                         regulator-min-microvolt = <2500000>;
 192                                                         regulator-max-microvolt = <2500000>;
 193                                                         regulator-always-on;
 194                                                 };
 195
 196                                                 vdd_3v3_lp_reg: REG_LDO2 {
 197                                                         regulator-name = "VDD_3V3_LP";
 198                                                         regulator-min-microvolt = <3300000>;
 199                                                         regulator-max-microvolt = <3300000>;
 200                                                         regulator-always-on;
 201                                                 };
 202
 203                                                 vdd_led_reg: REG_LDO3 {
 204                                                         regulator-name = "VDD_LED";
 205                                                         regulator-min-microvolt = <3300000>;
 206                                                         regulator-max-microvolt = <3300000>;
 207                                                         regulator-always-on;
 208                                                 };
 209
 210                                                 vdd_sdhc_1v8_reg: REG_LDO4 {
 211                                                         regulator-name = "VDD_SDHC_1V8";
 212                                                         regulator-min-microvolt = <1800000>;
 213                                                         regulator-max-microvolt = <1800000>;
 214                                                         regulator-always-on;
 215                                                 };
 216                                         };
 217
 218                                         charger {
 219                                                 compatible = "active-semi,act8945a-charger";
 220                                                 pinctrl-names = "default";
 221                                                 pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
 222                                                 interrupt-parent = <&pioA>;
 223                                                 interrupts = <PIN_PB13 GPIO_ACTIVE_LOW>;
 224
 225                                                 active-semi,chglev-gpios = <&pioA PIN_PA12 GPIO_ACTIVE_HIGH>;
 226                                                 active-semi,lbo-gpios = <&pioA PIN_PC8 GPIO_ACTIVE_LOW>;
 227                                                 active-semi,input-voltage-threshold-microvolt = <6600>;
 228                                                 active-semi,precondition-timeout = <40>;
 229                                                 active-semi,total-timeout = <3>;
 230                                                 status = "okay";
 231                                         };
 232                                 };
 233                         };
 234
 235                         pwm0: pwm@f802c000 {
 236                                 pinctrl-names = "default";
 237                                 pinctrl-0 = <&pinctrl_pwm0_pwm2_default>;
 238                                 status = "disabled"; /* conflict with leds */
 239                         };
 240
 241                         flx0: flexcom@f8034000 {
 242                                 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
 243                                 status = "disabled"; /* conflict with ISC_D2 & ISC_D3 data pins */
 244
 245                                 uart5: serial@200 {
 246                                         compatible = "atmel,at91sam9260-usart";
 247                                         reg = <0x200 0x200>;
 248                                         interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>;
 249                                         clocks = <&flx0_clk>;
 250                                         clock-names = "usart";
 251                                         pinctrl-names = "default";
 252                                         pinctrl-0 = <&pinctrl_flx0_default>;
 253                                         atmel,fifo-size = <32>;
 254                                         status = "okay";
 255                                 };
 256                         };
 257
 258                         shdwc@f8048010 {
 259                                 atmel,shdwc-debouncer = <976>;
 260                                 atmel,wakeup-rtc-timer;
 261
 262                                 input@0 {
 263                                         reg = <0>;
 264                                         atmel,wakeup-type = "low";
 265                                 };
 266                         };
 267
 268                         watchdog@f8048040 {
 269                                 status = "okay";
 270                         };
 271
 272                         can0: can@f8054000 {
 273                                 pinctrl-names = "default";
 274                                 pinctrl-0 = <&pinctrl_can0_default>;
 275                                 status = "okay";
 276                         };
 277
 278                         uart3: serial@fc008000 {
 279                                 atmel,use-dma-rx;
 280                                 atmel,use-dma-tx;
 281                                 pinctrl-names = "default";
 282                                 pinctrl-0 = <&pinctrl_uart3_default>;
 283                                 status = "okay";
 284                         };
 285
 286                         flx4: flexcom@fc018000 {
 287                                 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 288                                 status = "okay";
 289
 290                                 i2c2: i2c@600 {
 291                                         compatible = "atmel,sama5d2-i2c";
 292                                         reg = <0x600 0x200>;
 293                                         interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
 294                                         dmas = <0>, <0>;
 295                                         dma-names = "tx", "rx";
 296                                         #address-cells = <1>;
 297                                         #size-cells = <0>;
 298                                         clocks = <&flx4_clk>;
 299                                         pinctrl-names = "default";
 300                                         pinctrl-0 = <&pinctrl_flx4_default>;
 301                                         atmel,fifo-size = <16>;
 302                                         status = "okay";
 303                                 };
 304                         };
 305
 306                         i2c1: i2c@fc028000 {
 307                                 dmas = <0>, <0>;
 308                                 pinctrl-names = "default";
 309                                 pinctrl-0 = <&pinctrl_i2c1_default>;
 310                                 status = "okay";
 311
 312                                 at24@54 {
 313                                         compatible = "atmel,24c02";
 314                                         reg = <0x54>;
 315                                         pagesize = <16>;
 316                                 };
 317                         };
 318
 319                         adc: adc@fc030000 {
 320                                 vddana-supply = <&vdd_3v3_lp_reg>;
 321                                 vref-supply = <&vdd_3v3_lp_reg>;
 322                                 pinctrl-names = "default";
 323                                 pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
 324                                 status = "okay";
 325                         };
 326
 327                         pinctrl@fc038000 {
 328                                 /*
 329                                  * There is no real pinmux for ADC, if the pin
 330                                  * is not requested by another peripheral then
 331                                  * the muxing is done when channel is enabled.
 332                                  * Requesting pins for ADC is GPIO is
 333                                  * encouraged to prevent conflicts and to
 334                                  * disable bias in order to be in the same
 335                                  * state when the pin is not muxed to the adc.
 336                                  */
 337                                 pinctrl_adc_default: adc_default {
 338                                         pinmux = <PIN_PD23__GPIO>;
 339                                         bias-disable;
 340                                 };
 341
 342                                 pinctrl_can0_default: can0_default {
 343                                         pinmux = <PIN_PC10__CANTX0>,
 344                                                  <PIN_PC11__CANRX0>;
 345                                         bias-disable;
 346                                 };
 347
 348                                 pinctrl_can1_default: can1_default {
 349                                         pinmux = <PIN_PC26__CANTX1>,
 350                                                  <PIN_PC27__CANRX1>;
 351                                         bias-disable;
 352                                 };
 353
 354                                 /*
 355                                  * The ADTRG pin can work on any edge type.
 356                                  * In here it's being pulled up, so need to
 357                                  * connect it to ground to get an edge e.g.
 358                                  * Trigger can be configured on falling, rise
 359                                  * or any edge, and the pull-up can be changed
 360                                  * to pull-down or left floating according to
 361                                  * needs.
 362                                  */
 363                                 pinctrl_adtrg_default: adtrg_default {
 364                                         pinmux = <PIN_PD31__ADTRG>;
 365                                         bias-pull-up;
 366                                 };
 367
 368                                 pinctrl_charger_chglev: charger_chglev {
 369                                         pinmux = <PIN_PA12__GPIO>;
 370                                         bias-disable;
 371                                 };
 372
 373                                 pinctrl_charger_irq: charger_irq {
 374                                         pinmux = <PIN_PB13__GPIO>;
 375                                         bias-disable;
 376                                 };
 377
 378                                 pinctrl_charger_lbo: charger_lbo {
 379                                         pinmux = <PIN_PC8__GPIO>;
 380                                         bias-pull-up;
 381                                 };
 382
 383                                 pinctrl_classd_default: classd_default {
 384                                         pinmux = <PIN_PB1__CLASSD_R0>,
 385                                                  <PIN_PB2__CLASSD_R1>,
 386                                                  <PIN_PB3__CLASSD_R2>,
 387                                                  <PIN_PB4__CLASSD_R3>;
 388                                         bias-pull-up;
 389                                 };
 390
 391                                 pinctrl_flx0_default: flx0_default {
 392                                         pinmux = <PIN_PB28__FLEXCOM0_IO0>,
 393                                                  <PIN_PB29__FLEXCOM0_IO1>;
 394                                         bias-disable;
 395                                 };
 396
 397                                 pinctrl_flx4_default: flx4_default {
 398                                         pinmux = <PIN_PD12__FLEXCOM4_IO0>,
 399                                                  <PIN_PD13__FLEXCOM4_IO1>;
 400                                         bias-disable;
 401                                 };
 402
 403                                 pinctrl_i2c0_default: i2c0_default {
 404                                         pinmux = <PIN_PD21__TWD0>,
 405                                                  <PIN_PD22__TWCK0>;
 406                                         bias-disable;
 407                                 };
 408
 409                                 pinctrl_i2c1_default: i2c1_default {
 410                                         pinmux = <PIN_PD4__TWD1>,
 411                                                  <PIN_PD5__TWCK1>;
 412                                         bias-disable;
 413                                 };
 414
 415                                 pinctrl_key_gpio_default: key_gpio_default {
 416                                         pinmux = <PIN_PB9__GPIO>;
 417                                         bias-pull-up;
 418                                 };
 419
 420                                 pinctrl_led_gpio_default: led_gpio_default {
 421                                         pinmux = <PIN_PB0__GPIO>,
 422                                                  <PIN_PB5__GPIO>,
 423                                                  <PIN_PB6__GPIO>;
 424                                         bias-pull-up;
 425                                 };
 426
 427                                 pinctrl_macb0_default: macb0_default {
 428                                         pinmux = <PIN_PB14__GTXCK>,
 429                                                  <PIN_PB15__GTXEN>,
 430                                                  <PIN_PB16__GRXDV>,
 431                                                  <PIN_PB17__GRXER>,
 432                                                  <PIN_PB18__GRX0>,
 433                                                  <PIN_PB19__GRX1>,
 434                                                  <PIN_PB20__GTX0>,
 435                                                  <PIN_PB21__GTX1>,
 436                                                  <PIN_PB22__GMDC>,
 437                                                  <PIN_PB23__GMDIO>;
 438                                         bias-disable;
 439                                 };
 440
 441                                 pinctrl_macb0_phy_irq: macb0_phy_irq {
 442                                         pinmux = <PIN_PC9__GPIO>;
 443                                         bias-disable;
 444                                 };
 445
 446                                 pinctrl_pdmic_default: pdmic_default {
 447                                         pinmux = <PIN_PB26__PDMIC_DAT>,
 448                                                 <PIN_PB27__PDMIC_CLK>;
 449                                         bias-disable;
 450                                 };
 451
 452                                 pinctrl_sdmmc0_default: sdmmc0_default {
 453                                         cmd_data {
 454                                                 pinmux = <PIN_PA1__SDMMC0_CMD>,
 455                                                          <PIN_PA2__SDMMC0_DAT0>,
 456                                                          <PIN_PA3__SDMMC0_DAT1>,
 457                                                          <PIN_PA4__SDMMC0_DAT2>,
 458                                                          <PIN_PA5__SDMMC0_DAT3>,
 459                                                          <PIN_PA6__SDMMC0_DAT4>,
 460                                                          <PIN_PA7__SDMMC0_DAT5>,
 461                                                          <PIN_PA8__SDMMC0_DAT6>,
 462                                                          <PIN_PA9__SDMMC0_DAT7>;
 463                                                 bias-disable;
 464                                         };
 465
 466                                         ck_cd_rstn_vddsel {
 467                                                 pinmux = <PIN_PA0__SDMMC0_CK>,
 468                                                          <PIN_PA10__SDMMC0_RSTN>,
 469                                                          <PIN_PA11__SDMMC0_VDDSEL>,
 470                                                          <PIN_PA13__SDMMC0_CD>;
 471                                                 bias-disable;
 472                                         };
 473                                 };
 474
 475                                 pinctrl_sdmmc1_default: sdmmc1_default {
 476                                         cmd_data {
 477                                                 pinmux = <PIN_PA28__SDMMC1_CMD>,
 478                                                          <PIN_PA18__SDMMC1_DAT0>,
 479                                                          <PIN_PA19__SDMMC1_DAT1>,
 480                                                          <PIN_PA20__SDMMC1_DAT2>,
 481                                                          <PIN_PA21__SDMMC1_DAT3>;
 482                                                 bias-disable;
 483                                         };
 484
 485                                         conf-ck_cd {
 486                                                 pinmux = <PIN_PA22__SDMMC1_CK>,
 487                                                          <PIN_PA30__SDMMC1_CD>;
 488                                                 bias-disable;
 489                                         };
 490                                 };
 491
 492                                 pinctrl_spi0_default: spi0_default {
 493                                         pinmux = <PIN_PA14__SPI0_SPCK>,
 494                                                  <PIN_PA15__SPI0_MOSI>,
 495                                                  <PIN_PA16__SPI0_MISO>,
 496                                                  <PIN_PA17__SPI0_NPCS0>;
 497                                         bias-disable;
 498                                 };
 499
 500                                 pinctrl_uart1_default: uart1_default {
 501                                         pinmux = <PIN_PD2__URXD1>,
 502                                                  <PIN_PD3__UTXD1>;
 503                                         bias-disable;
 504                                 };
 505
 506                                 pinctrl_uart3_default: uart3_default {
 507                                         pinmux = <PIN_PB11__URXD3>,
 508                                                  <PIN_PB12__UTXD3>;
 509                                         bias-disable;
 510                                 };
 511
 512                                 pinctrl_usb_default: usb_default {
 513                                         pinmux = <PIN_PB10__GPIO>;
 514                                         bias-disable;
 515                                 };
 516
 517                                 pinctrl_usba_vbus: usba_vbus {
 518                                         pinmux = <PIN_PA31__GPIO>;
 519                                         bias-disable;
 520                                 };
 521
 522                                 pinctrl_pwm0_pwm2_default: pwm0_pwm2_default {
 523                                         pinmux = <PIN_PB5__PWMH2>,
 524                                                  <PIN_PB6__PWML2>;
 525                                         bias-pull-up;
 526                                 };
 527                         };
 528
 529                         classd: classd@fc048000 {
 530                                 pinctrl-names = "default";
 531                                 pinctrl-0 = <&pinctrl_classd_default>;
 532                                 atmel,pwm-type = "diff";
 533                                 atmel,non-overlap-time = <10>;
 534                                 status = "okay";
 535                         };
 536
 537                         can1: can@fc050000 {
 538                                 pinctrl-names = "default";
 539                                 pinctrl-0 = <&pinctrl_can1_default>;
 540                                 status = "okay";
 541                         };
 542                 };
 543         };
 544
 545         gpio_keys {
 546                 compatible = "gpio-keys";
 547
 548                 pinctrl-names = "default";
 549                 pinctrl-0 = <&pinctrl_key_gpio_default>;
 550
 551                 bp1 {
 552                         label = "PB_USER";
 553                         gpios = <&pioA PIN_PB9 GPIO_ACTIVE_LOW>;
 554                         linux,code = <0x104>;
 555                         wakeup-source;
 556                 };
 557         };
 558
 559         leds {
 560                 compatible = "gpio-leds";
 561                 pinctrl-names = "default";
 562                 pinctrl-0 = <&pinctrl_led_gpio_default>;
 563                 status = "okay"; /* conflict with pwm0 */
 564
 565                 red {
 566                         label = "red";
 567                         gpios = <&pioA PIN_PB6 GPIO_ACTIVE_LOW>;
 568                 };
 569
 570
 571                 green {
 572                         label = "green";
 573                         gpios = <&pioA PIN_PB5 GPIO_ACTIVE_LOW>;
 574                 };
 575
 576                 blue {
 577                         label = "blue";
 578                         gpios = <&pioA PIN_PB0 GPIO_ACTIVE_LOW>;
 579                         linux,default-trigger = "heartbeat";
 580                 };
 581         };
 582 };