kernel/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 = "console=ttyS0,115200 ignore_loglevel earlyprintk";
  54         };
  55
  56         memory {
  57                 reg = <0x20000000 0x20000000>;
  58         };
  59
  60         clocks {
  61                 #address-cells = <1>;
  62                 #size-cells = <1>;
  63                 ranges;
  64
  65                 main_clock: clock@0 {
  66                         compatible = "atmel,osc", "fixed-clock";
  67                         clock-frequency = <12000000>;
  68                 };
  69
  70                 slow_xtal {
  71                         clock-frequency = <32768>;
  72                 };
  73
  74                 main_xtal {
  75                         clock-frequency = <12000000>;
  76                 };
  77         };
  78
  79         ahb {
  80                 apb {
  81                         lcd_bus@f0000000 {
  82                                 status = "okay";
  83
  84                                 lcd@f0000000 {
  85                                         status = "okay";
  86                                 };
  87
  88                                 lcdovl1@f0000140 {
  89                                         status = "okay";
  90                                 };
  91
  92                                 lcdovl2@f0000240 {
  93                                         status = "okay";
  94                                 };
  95
  96                                 lcdheo1@f0000340 {
  97                                         status = "okay";
  98                                 };
  99                         };
 100
 101                         adc0: adc@fc034000 {
 102                                 /* The vref depends on JP22 of EK. If connect 1-2 then use 3.3V. connect 2-3 use 3.0V */
 103                                 atmel,adc-vref = <3300>;
 104                                 /*atmel,adc-ts-wires = <4>;*/   /* Set up ADC touch screen */
 105                                 status = "okay";                /* Enable ADC IIO support */
 106                         };
 107
 108                         mmc0: mmc@f8000000 {
 109                                 pinctrl-names = "default";
 110                                 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
 111                                 slot@1 {
 112                                         reg = <1>;
 113                                         bus-width = <4>;
 114                                         cd-gpios = <&pioE 5 0>;
 115                                 };
 116                         };
 117
 118                         ssc0: ssc@f8008000 {
 119                                 status = "okay";
 120                         };
 121
 122                         spi0: spi@f8010000 {
 123                                 cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
 124                                 status = "okay";
 125                                 m25p80@0 {
 126                                         compatible = "atmel,at25df321a";
 127                                         spi-max-frequency = <50000000>;
 128                                         reg = <0>;
 129                                 };
 130                         };
 131
 132                         i2c0: i2c@f8014000 {
 133                                 status = "okay";
 134
 135                                 wm8904: codec@1a {
 136                                         compatible = "wlf,wm8904";
 137                                         reg = <0x1a>;
 138                                         clocks = <&pck2>;
 139                                         clock-names = "mclk";
 140                                 };
 141                         };
 142
 143                         macb0: ethernet@f8020000 {
 144                                 phy-mode = "rmii";
 145                                 status = "okay";
 146                         };
 147
 148                         mmc1: mmc@fc000000 {
 149                                 pinctrl-names = "default";
 150                                 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
 151                                 status = "okay";
 152                                 slot@0 {
 153                                         reg = <0>;
 154                                         bus-width = <4>;
 155                                         cd-gpios = <&pioE 6 0>;
 156                                 };
 157                         };
 158
 159                         usart2: serial@fc008000 {
 160                                 status = "okay";
 161                         };
 162
 163                         usart3: serial@fc00c000 {
 164                                 status = "okay";
 165                         };
 166
 167                         usart4: serial@fc010000 {
 168                                 status = "okay";
 169                         };
 170
 171                         watchdog@fc068640 {
 172                                 status = "okay";
 173                         };
 174
 175                         pinctrl@fc06a000 {
 176                                 board {
 177                                         pinctrl_mmc0_cd: mmc0_cd {
 178                                                 atmel,pins =
 179                                                         <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 180                                         };
 181                                         pinctrl_mmc1_cd: mmc1_cd {
 182                                                 atmel,pins =
 183                                                         <AT91_PIOE 6 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 184                                         };
 185                                         pinctrl_pck2_as_audio_mck: pck2_as_audio_mck {
 186                                                 atmel,pins =
 187                                                         <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 188                                         };
 189                                         pinctrl_usba_vbus: usba_vbus {
 190                                                 atmel,pins =
 191                                                         <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
 192                                         };
 193                                         pinctrl_key_gpio: key_gpio_0 {
 194                                                 atmel,pins =
 195                                                         <AT91_PIOE 13 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PE13 gpio */
 196                                         };
 197                                 };
 198                         };
 199                 };
 200
 201                 usb0: gadget@00400000 {
 202                         atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
 203                         pinctrl-names = "default";
 204                         pinctrl-0 = <&pinctrl_usba_vbus>;
 205                         status = "okay";
 206                 };
 207
 208                 usb1: ohci@00500000 {
 209                         num-ports = <3>;
 210                         atmel,vbus-gpio = <0 /* &pioE 10 GPIO_ACTIVE_LOW */
 211                                            &pioE 11 GPIO_ACTIVE_LOW
 212                                            &pioE 12 GPIO_ACTIVE_LOW
 213                                           >;
 214                         status = "okay";
 215                 };
 216
 217                 usb2: ehci@00600000 {
 218                         status = "okay";
 219                 };
 220
 221                 nand0: nand@80000000 {
 222                         nand-bus-width = <8>;
 223                         nand-ecc-mode = "hw";
 224                         nand-on-flash-bbt;
 225                         atmel,has-pmecc;
 226                         status = "okay";
 227
 228                         at91bootstrap@0 {
 229                                 label = "at91bootstrap";
 230                                 reg = <0x0 0x40000>;
 231                         };
 232
 233                         bootloader@40000 {
 234                                 label = "bootloader";
 235                                 reg = <0x40000 0x80000>;
 236                         };
 237
 238                         bootloaderenv@c0000 {
 239                                 label = "bootloader env";
 240                                 reg = <0xc0000 0xc0000>;
 241                         };
 242
 243                         dtb@180000 {
 244                                 label = "device tree";
 245                                 reg = <0x180000 0x80000>;
 246                         };
 247
 248                         kernel@200000 {
 249                                 label = "kernel";
 250                                 reg = <0x200000 0x600000>;
 251                         };
 252
 253                         rootfs@800000 {
 254                                 label = "rootfs";
 255                                 reg = <0x800000 0x0f800000>;
 256                         };
 257                 };
 258         };
 259
 260         gpio_keys {
 261                 compatible = "gpio-keys";
 262
 263                 pinctrl-names = "default";
 264                 pinctrl-0 = <&pinctrl_key_gpio>;
 265
 266                 pb_user1 {
 267                         label = "pb_user1";
 268                         gpios = <&pioE 13 GPIO_ACTIVE_HIGH>;
 269                         linux,code = <0x100>;
 270                         gpio-key,wakeup;
 271                 };
 272         };
 273
 274         leds {
 275                 compatible = "gpio-leds";
 276                 status = "okay";
 277
 278                 d8 {
 279                         label = "d8";
 280                         /* PE28, conflicts with usart4 rts pin */
 281                         gpios = <&pioE 28 GPIO_ACTIVE_LOW>;
 282                 };
 283
 284                 d9 {
 285                         label = "d9";
 286                         gpios = <&pioE 9 GPIO_ACTIVE_HIGH>;
 287                 };
 288
 289                 d10 {
 290                         label = "d10";
 291                         gpios = <&pioE 8 GPIO_ACTIVE_LOW>;
 292                         linux,default-trigger = "heartbeat";
 293                 };
 294         };
 295
 296         sound {
 297                 compatible = "atmel,asoc-wm8904";
 298                 pinctrl-names = "default";
 299                 pinctrl-0 = <&pinctrl_pck2_as_audio_mck>;
 300
 301                 atmel,model = "wm8904 @ SAMA5D4EK";
 302                 atmel,audio-routing =
 303                         "Headphone Jack", "HPOUTL",
 304                         "Headphone Jack", "HPOUTR",
 305                         "IN1L", "Line In Jack",
 306                         "IN1R", "Line In Jack";
 307
 308                 atmel,ssc-controller = <&ssc0>;
 309                 atmel,audio-codec = <&wm8904>;
 310         };
 311 };