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         memory {
  60                 reg = <0x20000000 0x80000>;
  61         };
  62
  63         clocks {
  64                 slow_xtal {
  65                         clock-frequency = <32768>;
  66                 };
  67
  68                 main_xtal {
  69                         clock-frequency = <12000000>;
  70                 };
  71         };
  72
  73         ahb {
  74                 usb0: gadget@00300000 {
  75                         atmel,vbus-gpio = <&pioA 31 GPIO_ACTIVE_HIGH>;
  76                         pinctrl-names = "default";
  77                         pinctrl-0 = <&pinctrl_usba_vbus>;
  78                         status = "okay";
  79                 };
  80
  81                 usb1: ohci@00400000 {
  82                         num-ports = <3>;
  83                         atmel,vbus-gpio = <0 /* &pioA 41 GPIO_ACTIVE_HIGH */
  84                                            &pioA 42 GPIO_ACTIVE_HIGH
  85                                            0
  86                                           >;
  87                         pinctrl-names = "default";
  88                         pinctrl-0 = <&pinctrl_usb_default>;
  89                         status = "okay";
  90                 };
  91
  92                 usb2: ehci@00500000 {
  93                         status = "okay";
  94                 };
  95
  96                 sdmmc0: sdio-host@a0000000 {
  97                         bus-width = <8>;
  98                         pinctrl-names = "default";
  99                         pinctrl-0 = <&pinctrl_sdmmc0_default>;
 100                         non-removable;
 101                         mmc-ddr-1_8v;
 102                         status = "okay";
 103                 };
 104
 105                 sdmmc1: sdio-host@b0000000 {
 106                         bus-width = <4>;
 107                         pinctrl-names = "default";
 108                         pinctrl-0 = <&pinctrl_sdmmc1_default>;
 109                         status = "okay"; /* conflict with qspi0 */
 110                 };
 111
 112                 apb {
 113                         spi0: spi@f8000000 {
 114                                 pinctrl-names = "default";
 115                                 pinctrl-0 = <&pinctrl_spi0_default>;
 116                                 status = "okay";
 117
 118                                 m25p80@0 {
 119                                         compatible = "atmel,at25df321a";
 120                                         reg = <0>;
 121                                         spi-max-frequency = <50000000>;
 122                                 };
 123                         };
 124
 125                         macb0: ethernet@f8008000 {
 126                                 pinctrl-names = "default";
 127                                 pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
 128                                 phy-mode = "rmii";
 129                                 status = "okay";
 130
 131                                 ethernet-phy@1 {
 132                                         reg = <0x1>;
 133                                         interrupt-parent = <&pioA>;
 134                                         interrupts = <73 IRQ_TYPE_LEVEL_LOW>;
 135                                 };
 136                         };
 137
 138                         pdmic@f8018000 {
 139                                 pinctrl-names = "default";
 140                                 pinctrl-0 = <&pinctrl_pdmic_default>;
 141                                 atmel,model = "PDMIC @ sama5d2_xplained";
 142                                 atmel,mic-min-freq = <1000000>;
 143                                 atmel,mic-max-freq = <3246000>;
 144                                 atmel,mic-offset = <0x0>;
 145                                 status = "okay";
 146                         };
 147
 148                         uart1: serial@f8020000 {
 149                                 pinctrl-names = "default";
 150                                 pinctrl-0 = <&pinctrl_uart1_default>;
 151                                 atmel,use-dma-rx;
 152                                 atmel,use-dma-tx;
 153                                 status = "okay";
 154                         };
 155
 156                         i2c0: i2c@f8028000 {
 157                                 dmas = <0>, <0>;
 158                                 pinctrl-names = "default";
 159                                 pinctrl-0 = <&pinctrl_i2c0_default>;
 160                                 i2c-sda-hold-time-ns = <350>;
 161                                 status = "okay";
 162
 163                                 pmic@5b {
 164                                         compatible = "active-semi,act8945a";
 165                                         reg = <0x5b>;
 166                                         active-semi,vsel-high;
 167                                         active-semi,chglev-gpios = <&pioA 12 GPIO_ACTIVE_HIGH>;
 168                                         active-semi,lbo-gpios = <&pioA 72 GPIO_ACTIVE_LOW>;
 169                                         active-semi,irq_gpios = <&pioA 45 GPIO_ACTIVE_LOW>;
 170                                         active-semi,input-voltage-threshold-microvolt = <6600>;
 171                                         active-semi,precondition-timeout = <40>;
 172                                         active-semi,total-timeout = <3>;
 173                                         pinctrl-names = "default";
 174                                         pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
 175                                         status = "okay";
 176
 177                                         regulators {
 178                                                 vdd_1v35_reg: REG_DCDC1 {
 179                                                         regulator-name = "VDD_1V35";
 180                                                         regulator-min-microvolt = <1350000>;
 181                                                         regulator-max-microvolt = <1350000>;
 182                                                         regulator-always-on;
 183                                                 };
 184
 185                                                 vdd_1v2_reg: REG_DCDC2 {
 186                                                         regulator-name = "VDD_1V2";
 187                                                         regulator-min-microvolt = <1100000>;
 188                                                         regulator-max-microvolt = <1300000>;
 189                                                         regulator-always-on;
 190                                                 };
 191
 192                                                 vdd_3v3_reg: REG_DCDC3 {
 193                                                         regulator-name = "VDD_3V3";
 194                                                         regulator-min-microvolt = <3300000>;
 195                                                         regulator-max-microvolt = <3300000>;
 196                                                         regulator-always-on;
 197                                                 };
 198
 199                                                 vdd_fuse_reg: REG_LDO1 {
 200                                                         regulator-name = "VDD_FUSE";
 201                                                         regulator-min-microvolt = <2500000>;
 202                                                         regulator-max-microvolt = <2500000>;
 203                                                         regulator-always-on;
 204                                                 };
 205
 206                                                 vdd_3v3_lp_reg: REG_LDO2 {
 207                                                         regulator-name = "VDD_3V3_LP";
 208                                                         regulator-min-microvolt = <3300000>;
 209                                                         regulator-max-microvolt = <3300000>;
 210                                                         regulator-always-on;
 211                                                 };
 212
 213                                                 vdd_led_reg: REG_LDO3 {
 214                                                         regulator-name = "VDD_LED";
 215                                                         regulator-min-microvolt = <3300000>;
 216                                                         regulator-max-microvolt = <3300000>;
 217                                                         regulator-always-on;
 218                                                 };
 219
 220                                                 vdd_sdhc_1v8_reg: REG_LDO4 {
 221                                                         regulator-name = "VDD_SDHC_1V8";
 222                                                         regulator-min-microvolt = <1800000>;
 223                                                         regulator-max-microvolt = <1800000>;
 224                                                         regulator-always-on;
 225                                                 };
 226                                         };
 227                                 };
 228                         };
 229
 230                         flx0: flexcom@f8034000 {
 231                                 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
 232                                 status = "disabled"; /* conflict with ISC_D2 & ISC_D3 data pins */
 233
 234                                 uart5: serial@200 {
 235                                         compatible = "atmel,at91sam9260-usart";
 236                                         reg = <0x200 0x200>;
 237                                         interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>;
 238                                         clocks = <&flx0_clk>;
 239                                         clock-names = "usart";
 240                                         pinctrl-names = "default";
 241                                         pinctrl-0 = <&pinctrl_flx0_default>;
 242                                         atmel,fifo-size = <32>;
 243                                         status = "okay";
 244                                 };
 245                         };
 246
 247                         shdwc@f8048010 {
 248                                 atmel,shdwc-debouncer = <976>;
 249
 250                                 input@0 {
 251                                         reg = <0>;
 252                                         atmel,wakeup-type = "low";
 253                                 };
 254                         };
 255
 256                         watchdog@f8048040 {
 257                                 status = "okay";
 258                         };
 259
 260                         uart3: serial@fc008000 {
 261                                 atmel,use-dma-rx;
 262                                 atmel,use-dma-tx;
 263                                 pinctrl-names = "default";
 264                                 pinctrl-0 = <&pinctrl_uart3_default>;
 265                                 status = "okay";
 266                         };
 267
 268                         flx4: flexcom@fc018000 {
 269                                 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 270                                 status = "okay";
 271
 272                                 i2c2: i2c@600 {
 273                                         compatible = "atmel,sama5d2-i2c";
 274                                         reg = <0x600 0x200>;
 275                                         interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
 276                                         dmas = <0>, <0>;
 277                                         dma-names = "tx", "rx";
 278                                         #address-cells = <1>;
 279                                         #size-cells = <0>;
 280                                         clocks = <&flx4_clk>;
 281                                         pinctrl-names = "default";
 282                                         pinctrl-0 = <&pinctrl_flx4_default>;
 283                                         atmel,fifo-size = <16>;
 284                                         status = "okay";
 285                                 };
 286                         };
 287
 288                         i2c1: i2c@fc028000 {
 289                                 dmas = <0>, <0>;
 290                                 pinctrl-names = "default";
 291                                 pinctrl-0 = <&pinctrl_i2c1_default>;
 292                                 status = "okay";
 293
 294                                 at24@54 {
 295                                         compatible = "atmel,24c02";
 296                                         reg = <0x54>;
 297                                         pagesize = <16>;
 298                                 };
 299                         };
 300
 301                         adc: adc@fc030000 {
 302                                 vddana-supply = <&vdd_3v3_lp_reg>;
 303                                 vref-supply = <&vdd_3v3_lp_reg>;
 304                                 pinctrl-names = "default";
 305                                 pinctrl-0 = <&pinctrl_adc_default>;
 306                                 status = "okay";
 307                         };
 308
 309                         pinctrl@fc038000 {
 310                                 /*
 311                                  * There is no real pinmux for ADC, if the pin
 312                                  * is not requested by another peripheral then
 313                                  * the muxing is done when channel is enabled.
 314                                  * Requesting pins for ADC is GPIO is
 315                                  * encouraged to prevent conflicts and to
 316                                  * disable bias in order to be in the same
 317                                  * state when the pin is not muxed to the adc.
 318                                  */
 319                                 pinctrl_adc_default: adc_default {
 320                                         pinmux = <PIN_PD23__GPIO>;
 321                                         bias-disable;
 322                                 };
 323
 324                                 pinctrl_charger_chglev: charger_chglev {
 325                                         pinmux = <PIN_PA12__GPIO>;
 326                                         bias-disable;
 327                                 };
 328
 329                                 pinctrl_charger_irq: charger_irq {
 330                                         pinmux = <PIN_PB13__GPIO>;
 331                                         bias-disable;
 332                                 };
 333
 334                                 pinctrl_charger_lbo: charger_lbo {
 335                                         pinmux = <PIN_PC8__GPIO>;
 336                                         bias-pull-up;
 337                                 };
 338
 339                                 pinctrl_flx0_default: flx0_default {
 340                                         pinmux = <PIN_PB28__FLEXCOM0_IO0>,
 341                                                  <PIN_PB29__FLEXCOM0_IO1>;
 342                                         bias-disable;
 343                                 };
 344
 345                                 pinctrl_flx4_default: flx4_default {
 346                                         pinmux = <PIN_PD12__FLEXCOM4_IO0>,
 347                                                  <PIN_PD13__FLEXCOM4_IO1>;
 348                                         bias-disable;
 349                                 };
 350
 351                                 pinctrl_i2c0_default: i2c0_default {
 352                                         pinmux = <PIN_PD21__TWD0>,
 353                                                  <PIN_PD22__TWCK0>;
 354                                         bias-disable;
 355                                 };
 356
 357                                 pinctrl_i2c1_default: i2c1_default {
 358                                         pinmux = <PIN_PD4__TWD1>,
 359                                                  <PIN_PD5__TWCK1>;
 360                                         bias-disable;
 361                                 };
 362
 363                                 pinctrl_key_gpio_default: key_gpio_default {
 364                                         pinmux = <PIN_PB9__GPIO>;
 365                                         bias-pull-up;
 366                                 };
 367
 368                                 pinctrl_led_gpio_default: led_gpio_default {
 369                                         pinmux = <PIN_PB0__GPIO>,
 370                                                  <PIN_PB5__GPIO>,
 371                                                  <PIN_PB6__GPIO>;
 372                                         bias-pull-up;
 373                                 };
 374
 375                                 pinctrl_macb0_default: macb0_default {
 376                                         pinmux = <PIN_PB14__GTXCK>,
 377                                                  <PIN_PB15__GTXEN>,
 378                                                  <PIN_PB16__GRXDV>,
 379                                                  <PIN_PB17__GRXER>,
 380                                                  <PIN_PB18__GRX0>,
 381                                                  <PIN_PB19__GRX1>,
 382                                                  <PIN_PB20__GTX0>,
 383                                                  <PIN_PB21__GTX1>,
 384                                                  <PIN_PB22__GMDC>,
 385                                                  <PIN_PB23__GMDIO>;
 386                                         bias-disable;
 387                                 };
 388
 389                                 pinctrl_macb0_phy_irq: macb0_phy_irq {
 390                                         pinmux = <PIN_PC9__GPIO>;
 391                                         bias-disable;
 392                                 };
 393
 394                                 pinctrl_pdmic_default: pdmic_default {
 395                                         pinmux = <PIN_PB26__PDMIC_DAT>,
 396                                                 <PIN_PB27__PDMIC_CLK>;
 397                                         bias-disable;
 398                                 };
 399
 400                                 pinctrl_sdmmc0_default: sdmmc0_default {
 401                                         cmd_data {
 402                                                 pinmux = <PIN_PA1__SDMMC0_CMD>,
 403                                                          <PIN_PA2__SDMMC0_DAT0>,
 404                                                          <PIN_PA3__SDMMC0_DAT1>,
 405                                                          <PIN_PA4__SDMMC0_DAT2>,
 406                                                          <PIN_PA5__SDMMC0_DAT3>,
 407                                                          <PIN_PA6__SDMMC0_DAT4>,
 408                                                          <PIN_PA7__SDMMC0_DAT5>,
 409                                                          <PIN_PA8__SDMMC0_DAT6>,
 410                                                          <PIN_PA9__SDMMC0_DAT7>;
 411                                                 bias-pull-up;
 412                                         };
 413
 414                                         ck_cd_rstn_vddsel {
 415                                                 pinmux = <PIN_PA0__SDMMC0_CK>,
 416                                                          <PIN_PA10__SDMMC0_RSTN>,
 417                                                          <PIN_PA11__SDMMC0_VDDSEL>,
 418                                                          <PIN_PA13__SDMMC0_CD>;
 419                                                 bias-disable;
 420                                         };
 421                                 };
 422
 423                                 pinctrl_sdmmc1_default: sdmmc1_default {
 424                                         cmd_data {
 425                                                 pinmux = <PIN_PA28__SDMMC1_CMD>,
 426                                                          <PIN_PA18__SDMMC1_DAT0>,
 427                                                          <PIN_PA19__SDMMC1_DAT1>,
 428                                                          <PIN_PA20__SDMMC1_DAT2>,
 429                                                          <PIN_PA21__SDMMC1_DAT3>;
 430                                                 bias-pull-up;
 431                                         };
 432
 433                                         conf-ck_cd {
 434                                                 pinmux = <PIN_PA22__SDMMC1_CK>,
 435                                                          <PIN_PA30__SDMMC1_CD>;
 436                                                 bias-disable;
 437                                         };
 438                                 };
 439
 440                                 pinctrl_spi0_default: spi0_default {
 441                                         pinmux = <PIN_PA14__SPI0_SPCK>,
 442                                                  <PIN_PA15__SPI0_MOSI>,
 443                                                  <PIN_PA16__SPI0_MISO>,
 444                                                  <PIN_PA17__SPI0_NPCS0>;
 445                                         bias-disable;
 446                                 };
 447
 448                                 pinctrl_uart1_default: uart1_default {
 449                                         pinmux = <PIN_PD2__URXD1>,
 450                                                  <PIN_PD3__UTXD1>;
 451                                         bias-disable;
 452                                 };
 453
 454                                 pinctrl_uart3_default: uart3_default {
 455                                         pinmux = <PIN_PB11__URXD3>,
 456                                                  <PIN_PB12__UTXD3>;
 457                                         bias-disable;
 458                                 };
 459
 460                                 pinctrl_usb_default: usb_default {
 461                                         pinmux = <PIN_PB10__GPIO>;
 462                                         bias-disable;
 463                                 };
 464
 465                                 pinctrl_usba_vbus: usba_vbus {
 466                                         pinmux = <PIN_PA31__GPIO>;
 467                                         bias-disable;
 468                                 };
 469
 470                         };
 471                 };
 472         };
 473
 474         gpio_keys {
 475                 compatible = "gpio-keys";
 476
 477                 pinctrl-names = "default";
 478                 pinctrl-0 = <&pinctrl_key_gpio_default>;
 479
 480                 bp1 {
 481                         label = "PB_USER";
 482                         gpios = <&pioA 41 GPIO_ACTIVE_LOW>;
 483                         linux,code = <0x104>;
 484                 };
 485         };
 486
 487         leds {
 488                 compatible = "gpio-leds";
 489                 pinctrl-names = "default";
 490                 pinctrl-0 = <&pinctrl_led_gpio_default>;
 491                 status = "okay";
 492
 493                 red {
 494                         label = "red";
 495                         gpios = <&pioA 38 GPIO_ACTIVE_LOW>;
 496                 };
 497
 498                 green {
 499                         label = "green";
 500                         gpios = <&pioA 37 GPIO_ACTIVE_LOW>;
 501                 };
 502
 503                 blue {
 504                         label = "blue";
 505                         gpios = <&pioA 32 GPIO_ACTIVE_LOW>;
 506                         linux,default-trigger = "heartbeat";
 507                 };
 508         };
 509 };