arch/arm/boot/dts/at91-sama5d4ek.dts

   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         chosen {
  53                 bootargs = "ignore_loglevel earlyprintk";
  54                 stdout-path = "serial0:115200n8";
  55         };
  56
  57         memory {
  58                 reg = <0x20000000 0x20000000>;
  59         };
  60
  61         clocks {
  62                 #address-cells = <1>;
  63                 #size-cells = <1>;
  64                 ranges;
  65
  66                 main_clock: clock@0 {
  67                         compatible = "atmel,osc", "fixed-clock";
  68                         clock-frequency = <12000000>;
  69                 };
  70
  71                 slow_xtal {
  72                         clock-frequency = <32768>;
  73                 };
  74
  75                 main_xtal {
  76                         clock-frequency = <12000000>;
  77                 };
  78         };
  79
  80         ahb {
  81                 apb {
  82                         lcd_bus@f0000000 {
  83                                 status = "okay";
  84
  85                                 lcd@f0000000 {
  86                                         status = "okay";
  87                                 };
  88
  89                                 lcdovl1@f0000140 {
  90                                         status = "okay";
  91                                 };
  92
  93                                 lcdovl2@f0000240 {
  94                                         status = "okay";
  95                                 };
  96
  97                                 lcdheo1@f0000340 {
  98                                         status = "okay";
  99                                 };
 100                         };
 101
 102                         adc0: adc@fc034000 {
 103                                 /* The vref depends on JP22 of EK. If connect 1-2 then use 3.3V. connect 2-3 use 3.0V */
 104                                 atmel,adc-vref = <3300>;
 105                                 /*atmel,adc-ts-wires = <4>;*/   /* Set up ADC touch screen */
 106                                 status = "okay";                /* Enable ADC IIO support */
 107                         };
 108
 109                         mmc0: mmc@f8000000 {
 110                                 pinctrl-names = "default";
 111                                 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
 112                                 slot@0 {
 113                                         reg = <0>;
 114                                         bus-width = <4>;
 115                                         cd-gpios = <&pioE 5 0>;
 116                                 };
 117                         };
 118
 119                         ssc0: ssc@f8008000 {
 120                                 status = "okay";
 121                         };
 122
 123                         spi0: spi@f8010000 {
 124                                 cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
 125                                 status = "okay";
 126                                 m25p80@0 {
 127                                         compatible = "atmel,at25df321a";
 128                                         spi-max-frequency = <50000000>;
 129                                         reg = <0>;
 130                                 };
 131                         };
 132
 133                         i2c0: i2c@f8014000 {
 134                                 status = "okay";
 135
 136                                 wm8904: codec@1a {
 137                                         compatible = "wlf,wm8904";
 138                                         reg = <0x1a>;
 139                                         clocks = <&pck2>;
 140                                         clock-names = "mclk";
 141                                 };
 142                         };
 143
 144                         macb0: ethernet@f8020000 {
 145                                 phy-mode = "rmii";
 146                                 status = "okay";
 147                         };
 148
 149                         mmc1: mmc@fc000000 {
 150                                 pinctrl-names = "default";
 151                                 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
 152                                 status = "okay";
 153                                 slot@0 {
 154                                         reg = <0>;
 155                                         bus-width = <4>;
 156                                         cd-gpios = <&pioE 6 0>;
 157                                 };
 158                         };
 159
 160                         usart2: serial@fc008000 {
 161                                 status = "okay";
 162                         };
 163
 164                         usart3: serial@fc00c000 {
 165                                 status = "okay";
 166                         };
 167
 168                         usart4: serial@fc010000 {
 169                                 status = "okay";
 170                         };
 171
 172                         watchdog@fc068640 {
 173                                 status = "okay";
 174                         };
 175
 176                         pinctrl@fc06a000 {
 177                                 board {
 178                                         pinctrl_mmc0_cd: mmc0_cd {
 179                                                 atmel,pins =
 180                                                         <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 181                                         };
 182                                         pinctrl_mmc1_cd: mmc1_cd {
 183                                                 atmel,pins =
 184                                                         <AT91_PIOE 6 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 185                                         };
 186                                         pinctrl_pck2_as_audio_mck: pck2_as_audio_mck {
 187                                                 atmel,pins =
 188                                                         <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 189                                         };
 190                                         pinctrl_usba_vbus: usba_vbus {
 191                                                 atmel,pins =
 192                                                         <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
 193                                         };
 194                                         pinctrl_key_gpio: key_gpio_0 {
 195                                                 atmel,pins =
 196                                                         <AT91_PIOE 13 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PE13 gpio */
 197                                         };
 198                                 };
 199                         };
 200                 };
 201
 202                 usb0: gadget@00400000 {
 203                         atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
 204                         pinctrl-names = "default";
 205                         pinctrl-0 = <&pinctrl_usba_vbus>;
 206                         status = "okay";
 207                 };
 208
 209                 usb1: ohci@00500000 {
 210                         num-ports = <3>;
 211                         atmel,vbus-gpio = <0 /* &pioE 10 GPIO_ACTIVE_LOW */
 212                                            &pioE 11 GPIO_ACTIVE_LOW
 213                                            &pioE 12 GPIO_ACTIVE_LOW
 214                                           >;
 215                         status = "okay";
 216                 };
 217
 218                 usb2: ehci@00600000 {
 219                         status = "okay";
 220                 };
 221
 222                 nand0: nand@80000000 {
 223                         nand-bus-width = <8>;
 224                         nand-ecc-mode = "hw";
 225                         nand-on-flash-bbt;
 226                         atmel,has-pmecc;
 227                         status = "okay";
 228
 229                         at91bootstrap@0 {
 230                                 label = "at91bootstrap";
 231                                 reg = <0x0 0x40000>;
 232                         };
 233
 234                         bootloader@40000 {
 235                                 label = "bootloader";
 236                                 reg = <0x40000 0x80000>;
 237                         };
 238
 239                         bootloaderenv@c0000 {
 240                                 label = "bootloader env";
 241                                 reg = <0xc0000 0xc0000>;
 242                         };
 243
 244                         dtb@180000 {
 245                                 label = "device tree";
 246                                 reg = <0x180000 0x80000>;
 247                         };
 248
 249                         kernel@200000 {
 250                                 label = "kernel";
 251                                 reg = <0x200000 0x600000>;
 252                         };
 253
 254                         rootfs@800000 {
 255                                 label = "rootfs";
 256                                 reg = <0x800000 0x0f800000>;
 257                         };
 258                 };
 259         };
 260
 261         gpio_keys {
 262                 compatible = "gpio-keys";
 263
 264                 pinctrl-names = "default";
 265                 pinctrl-0 = <&pinctrl_key_gpio>;
 266
 267                 pb_user1 {
 268                         label = "pb_user1";
 269                         gpios = <&pioE 13 GPIO_ACTIVE_HIGH>;
 270                         linux,code = <0x100>;
 271                         gpio-key,wakeup;
 272                 };
 273         };
 274
 275         leds {
 276                 compatible = "gpio-leds";
 277                 status = "okay";
 278
 279                 d8 {
 280                         label = "d8";
 281                         /* PE28, conflicts with usart4 rts pin */
 282                         gpios = <&pioE 28 GPIO_ACTIVE_LOW>;
 283                 };
 284
 285                 d9 {
 286                         label = "d9";
 287                         gpios = <&pioE 9 GPIO_ACTIVE_HIGH>;
 288                 };
 289
 290                 d10 {
 291                         label = "d10";
 292                         gpios = <&pioE 8 GPIO_ACTIVE_LOW>;
 293                         linux,default-trigger = "heartbeat";
 294                 };
 295         };
 296
 297         sound {
 298                 compatible = "atmel,asoc-wm8904";
 299                 pinctrl-names = "default";
 300                 pinctrl-0 = <&pinctrl_pck2_as_audio_mck>;
 301
 302                 atmel,model = "wm8904 @ SAMA5D4EK";
 303                 atmel,audio-routing =
 304                         "Headphone Jack", "HPOUTL",
 305                         "Headphone Jack", "HPOUTR",
 306                         "IN1L", "Line In Jack",
 307                         "IN1R", "Line In Jack";
 308
 309                 atmel,ssc-controller = <&ssc0>;
 310                 atmel,audio-codec = <&wm8904>;
 311         };
 312 };