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   1 /*
   2  * at91-sama5d4ek.dts - Device Tree file for SAMA5D4 Evaluation Kit
   3  *
   4  *  Copyright (C) 2014 Atmel,
   5  *                2014 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 "sama5d4.dtsi"
  47
  48 / {
  49         model = "Atmel SAMA5D4-EK";
  50         compatible = "atmel,sama5d4ek", "atmel,sama5d4", "atmel,sama5";
  51
  52         aliases {
  53                 spi0 = &spi0;
  54         };
  55
  56         chosen {
  57                 u-boot,dm-pre-reloc;
  58                 stdout-path = &usart3;
  59         };
  60
  61
  62         memory {
  63                 reg = <0x20000000 0x20000000>;
  64         };
  65
  66         clocks {
  67                 slow_xtal {
  68                         clock-frequency = <32768>;
  69                 };
  70
  71                 main_xtal {
  72                         clock-frequency = <12000000>;
  73                 };
  74         };
  75
  76         ahb {
  77                 apb {
  78                         adc0: adc@fc034000 {
  79                                 pinctrl-names = "default";
  80                                 pinctrl-0 = <
  81                                         /* external trigger conflicts with USBA_VBUS */
  82                                         &pinctrl_adc0_ad0
  83                                         &pinctrl_adc0_ad1
  84                                         &pinctrl_adc0_ad2
  85                                         &pinctrl_adc0_ad3
  86                                         &pinctrl_adc0_ad4
  87                                         >;
  88                                 /* The vref depends on JP22 of EK. If connect 1-2 then use 3.3V. connect 2-3 use 3.0V */
  89                                 atmel,adc-vref = <3300>;
  90                                 /*atmel,adc-ts-wires = <4>;*/   /* Set up ADC touch screen */
  91                                 status = "okay";                /* Enable ADC IIO support */
  92                         };
  93
  94                         mmc0: mmc@f8000000 {
  95                                 pinctrl-names = "default";
  96                                 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
  97                                 slot@0 {
  98                                         reg = <0>;
  99                                         bus-width = <4>;
 100                                         cd-gpios = <&pioE 5 0>;
 101                                 };
 102                         };
 103
 104                         ssc0: ssc@f8008000 {
 105                                 status = "okay";
 106                         };
 107
 108                         spi0: spi@f8010000 {
 109                                 u-boot,dm-pre-reloc;
 110                                 cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
 111                                 status = "okay";
 112                                 spi_flash@0 {
 113                                         u-boot,dm-pre-reloc;
 114                                         compatible = "spi-flash";
 115                                         spi-max-frequency = <50000000>;
 116                                         reg = <0>;
 117                                 };
 118                         };
 119
 120                         i2c0: i2c@f8014000 {
 121                                 status = "okay";
 122
 123                                 wm8904: codec@1a {
 124                                         compatible = "wlf,wm8904";
 125                                         reg = <0x1a>;
 126                                         clocks = <&pck2>;
 127                                         clock-names = "mclk";
 128                                 };
 129
 130                                 qt1070:keyboard@1b {
 131                                         compatible = "qt1070";
 132                                         reg = <0x1b>;
 133                                         interrupt-parent = <&pioE>;
 134                                         interrupts = <25 0x0>;
 135                                         pinctrl-names = "default";
 136                                         pinctrl-0 = <&pinctrl_qt1070_irq>;
 137                                         wakeup-source;
 138                                 };
 139
 140                                 atmel_mxt_ts@4c {
 141                                         compatible = "atmel,atmel_mxt_ts";
 142                                         reg = <0x4c>;
 143                                         interrupt-parent = <&pioE>;
 144                                         interrupts = <24 0x0>;
 145                                         pinctrl-names = "default";
 146                                         pinctrl-0 = <&pinctrl_mxt_ts>;
 147                                 };
 148                         };
 149
 150                         macb0: ethernet@f8020000 {
 151                                 pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
 152                                 phy-mode = "rmii";
 153                                 status = "okay";
 154
 155                                 ethernet-phy@1 {
 156                                         reg = <0x1>;
 157                                         interrupt-parent = <&pioE>;
 158                                         interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
 159                                 };
 160                         };
 161
 162                         mmc1: mmc@fc000000 {
 163                                 u-boot,dm-pre-reloc;
 164                                 pinctrl-names = "default";
 165                                 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
 166                                 status = "okay";
 167                                 slot@0 {
 168                                         reg = <0>;
 169                                         bus-width = <4>;
 170                                         cd-gpios = <&pioE 6 0>;
 171                                 };
 172                         };
 173
 174                         usart2: serial@fc008000 {
 175                                 status = "okay";
 176                         };
 177
 178                         usart3: serial@fc00c000 {
 179                                 u-boot,dm-pre-reloc;
 180                                 status = "okay";
 181                         };
 182
 183                         usart4: serial@fc010000 {
 184                                 status = "okay";
 185                         };
 186
 187                         watchdog@fc068640 {
 188                                 status = "okay";
 189                         };
 190
 191                         pinctrl@fc06a000 {
 192                                 board {
 193                                         u-boot,dm-pre-reloc;
 194                                         pinctrl_macb0_phy_irq: macb0_phy_irq {
 195                                                 atmel,pins =
 196                                                         <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 197                                         };
 198                                         pinctrl_mmc0_cd: mmc0_cd {
 199                                                 atmel,pins =
 200                                                         <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 201                                         };
 202                                         pinctrl_mmc1_cd: mmc1_cd {
 203                                                 u-boot,dm-pre-reloc;
 204                                                 atmel,pins =
 205                                                         <AT91_PIOE 6 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 206                                         };
 207                                         pinctrl_pck2_as_audio_mck: pck2_as_audio_mck {
 208                                                 atmel,pins =
 209                                                         <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 210                                         };
 211                                         pinctrl_usba_vbus: usba_vbus {
 212                                                 atmel,pins =
 213                                                         <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
 214                                         };
 215                                         pinctrl_key_gpio: key_gpio_0 {
 216                                                 atmel,pins =
 217                                                         <AT91_PIOE 13 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PE13 gpio */
 218                                         };
 219                                         pinctrl_qt1070_irq: qt1070_irq {
 220                                                 atmel,pins =
 221                                                         <AT91_PIOE 25 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 222                                         };
 223                                         pinctrl_mxt_ts: mxt_irq {
 224                                                 atmel,pins =
 225                                                         <AT91_PIOE 24 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 226                                         };
 227                                 };
 228                         };
 229                 };
 230
 231                 usb0: gadget@00400000 {
 232                         atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
 233                         pinctrl-names = "default";
 234                         pinctrl-0 = <&pinctrl_usba_vbus>;
 235                         status = "okay";
 236                 };
 237
 238                 usb1: ohci@00500000 {
 239                         num-ports = <3>;
 240                         atmel,vbus-gpio = <0 /* &pioE 10 GPIO_ACTIVE_LOW */
 241                                            &pioE 11 GPIO_ACTIVE_LOW
 242                                            &pioE 12 GPIO_ACTIVE_LOW
 243                                           >;
 244                         status = "okay";
 245                 };
 246
 247                 usb2: ehci@00600000 {
 248                         status = "okay";
 249                 };
 250
 251                 nand0: nand@80000000 {
 252                         nand-bus-width = <8>;
 253                         nand-ecc-mode = "hw";
 254                         nand-on-flash-bbt;
 255                         atmel,has-pmecc;
 256                         status = "okay";
 257
 258                         at91bootstrap@0 {
 259                                 label = "at91bootstrap";
 260                                 reg = <0x0 0x40000>;
 261                         };
 262
 263                         bootloader@40000 {
 264                                 label = "bootloader";
 265                                 reg = <0x40000 0x80000>;
 266                         };
 267
 268                         bootloaderenv@c0000 {
 269                                 label = "bootloader env";
 270                                 reg = <0xc0000 0xc0000>;
 271                         };
 272
 273                         dtb@180000 {
 274                                 label = "device tree";
 275                                 reg = <0x180000 0x80000>;
 276                         };
 277
 278                         kernel@200000 {
 279                                 label = "kernel";
 280                                 reg = <0x200000 0x600000>;
 281                         };
 282
 283                         rootfs@800000 {
 284                                 label = "rootfs";
 285                                 reg = <0x800000 0x0f800000>;
 286                         };
 287                 };
 288         };
 289
 290         gpio_keys {
 291                 compatible = "gpio-keys";
 292
 293                 pinctrl-names = "default";
 294                 pinctrl-0 = <&pinctrl_key_gpio>;
 295
 296                 pb_user1 {
 297                         label = "pb_user1";
 298                         gpios = <&pioE 13 GPIO_ACTIVE_HIGH>;
 299                         linux,code = <0x100>;
 300                         wakeup-source;
 301                 };
 302         };
 303
 304         leds {
 305                 compatible = "gpio-leds";
 306                 status = "okay";
 307
 308                 d8 {
 309                         label = "d8";
 310                         /* PE28, conflicts with usart4 rts pin */
 311                         gpios = <&pioE 28 GPIO_ACTIVE_LOW>;
 312                 };
 313
 314                 d9 {
 315                         label = "d9";
 316                         gpios = <&pioE 9 GPIO_ACTIVE_HIGH>;
 317                 };
 318
 319                 d10 {
 320                         label = "d10";
 321                         gpios = <&pioE 8 GPIO_ACTIVE_LOW>;
 322                         linux,default-trigger = "heartbeat";
 323                 };
 324         };
 325
 326         sound {
 327                 compatible = "atmel,asoc-wm8904";
 328                 pinctrl-names = "default";
 329                 pinctrl-0 = <&pinctrl_pck2_as_audio_mck>;
 330
 331                 atmel,model = "wm8904 @ SAMA5D4EK";
 332                 atmel,audio-routing =
 333                         "Headphone Jack", "HPOUTL",
 334                         "Headphone Jack", "HPOUTR",
 335                         "IN1L", "Line In Jack",
 336                         "IN1R", "Line In Jack";
 337
 338                 atmel,ssc-controller = <&ssc0>;
 339                 atmel,audio-codec = <&wm8904>;
 340         };
 341 };