arch/arm/boot/dts/at91-sama5d4_xplained.dts

   1 /*
   2  * at91-sama5d4_xplained.dts - Device Tree file for SAMA5D4 Xplained board
   3  *
   4  *  Copyright (C) 2015 Atmel,
   5  *                2015 Josh Wu <josh.wu@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 Xplained";
  50         compatible = "atmel,sama5d4-xplained", "atmel,sama5d4", "atmel,sama5";
  51
  52         chosen {
  53                 stdout-path = "serial0:115200n8";
  54         };
  55
  56         memory {
  57                 reg = <0x20000000 0x20000000>;
  58         };
  59
  60         clocks {
  61                 slow_xtal {
  62                         clock-frequency = <32768>;
  63                 };
  64
  65                 main_xtal {
  66                         clock-frequency = <12000000>;
  67                 };
  68         };
  69
  70         ahb {
  71                 apb {
  72                         spi0: spi@f8010000 {
  73                                 cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
  74                                 status = "okay";
  75                                 m25p80@0 {
  76                                         compatible = "atmel,at25df321a";
  77                                         spi-max-frequency = <50000000>;
  78                                         reg = <0>;
  79                                 };
  80                         };
  81
  82                         i2c0: i2c@f8014000 {
  83                                 status = "okay";
  84                         };
  85
  86                         macb0: ethernet@f8020000 {
  87                                 phy-mode = "rmii";
  88                                 status = "okay";
  89                                 pinctrl-names = "default";
  90                                 pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
  91
  92                                 phy0: ethernet-phy@1 {
  93                                         interrupt-parent = <&pioE>;
  94                                         interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
  95                                         reg = <1>;
  96                                 };
  97                         };
  98
  99                         mmc1: mmc@fc000000 {
 100                                 pinctrl-names = "default";
 101                                 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
 102                                 vmmc-supply = <&vcc_mmc1_reg>;
 103                                 vqmmc-supply = <&vcc_3v3_reg>;
 104                                 status = "okay";
 105                                 slot@0 {
 106                                         reg = <0>;
 107                                         bus-width = <4>;
 108                                         cd-gpios = <&pioE 3 0>;
 109                                 };
 110                         };
 111
 112                         usart3: serial@fc00c000 {
 113                                 atmel,use-dma-rx;
 114                                 atmel,use-dma-tx;
 115                                 status = "okay";
 116                         };
 117
 118                         usart4: serial@fc010000 {
 119                                 status = "okay";
 120                         };
 121
 122                         spi1: spi@fc018000 {
 123                                 cs-gpios = <&pioB 21 0>;
 124                                 status = "okay";
 125                         };
 126
 127                         adc0: adc@fc034000 {
 128                                 pinctrl-names = "default";
 129                                 pinctrl-0 = <
 130                                         /* external trigger conflicts with USBA_VBUS */
 131                                         &pinctrl_adc0_ad0
 132                                         &pinctrl_adc0_ad1
 133                                         &pinctrl_adc0_ad2
 134                                         &pinctrl_adc0_ad3
 135                                         &pinctrl_adc0_ad4
 136                                         >;
 137                                 atmel,adc-vref = <3300>;
 138                                 status = "okay";
 139                         };
 140
 141                         watchdog@fc068640 {
 142                                 status = "okay";
 143                         };
 144
 145                         pinctrl@fc06a000 {
 146                                 board {
 147                                         pinctrl_mmc1_cd: mmc1_cd {
 148                                                 atmel,pins =
 149                                                         <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 150                                         };
 151                                         pinctrl_usba_vbus: usba_vbus {
 152                                                 atmel,pins =
 153                                                         <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
 154                                         };
 155                                         pinctrl_key_gpio: key_gpio_0 {
 156                                                 atmel,pins =
 157                                                         <AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 158                                         };
 159                                         pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
 160                                                 atmel,pins =
 161                                                         <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 162                                         };
 163                                 };
 164                         };
 165                 };
 166
 167                 usb0: gadget@00400000 {
 168                         atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
 169                         pinctrl-names = "default";
 170                         pinctrl-0 = <&pinctrl_usba_vbus>;
 171                         status = "okay";
 172                 };
 173
 174                 usb1: ohci@00500000 {
 175                         num-ports = <3>;
 176                         atmel,vbus-gpio = <0
 177                                            &pioE 11 GPIO_ACTIVE_HIGH
 178                                            &pioE 14 GPIO_ACTIVE_HIGH
 179                                           >;
 180                         status = "okay";
 181                 };
 182
 183                 usb2: ehci@00600000 {
 184                         status = "okay";
 185                 };
 186
 187                 nand0: nand@80000000 {
 188                         nand-bus-width = <8>;
 189                         nand-ecc-mode = "hw";
 190                         nand-on-flash-bbt;
 191                         atmel,has-pmecc;
 192                         status = "okay";
 193
 194                         at91bootstrap@0 {
 195                                 label = "at91bootstrap";
 196                                 reg = <0x0 0x40000>;
 197                         };
 198
 199                         bootloader@40000 {
 200                                 label = "bootloader";
 201                                 reg = <0x40000 0x80000>;
 202                         };
 203
 204                         bootloaderenv@c0000 {
 205                                 label = "bootloader env";
 206                                 reg = <0xc0000 0xc0000>;
 207                         };
 208
 209                         dtb@180000 {
 210                                 label = "device tree";
 211                                 reg = <0x180000 0x80000>;
 212                         };
 213
 214                         kernel@200000 {
 215                                 label = "kernel";
 216                                 reg = <0x200000 0x600000>;
 217                         };
 218
 219                         rootfs@800000 {
 220                                 label = "rootfs";
 221                                 reg = <0x800000 0x0f800000>;
 222                         };
 223                 };
 224         };
 225
 226         gpio_keys {
 227                 compatible = "gpio-keys";
 228
 229                 pinctrl-names = "default";
 230                 pinctrl-0 = <&pinctrl_key_gpio>;
 231
 232                 pb_user1 {
 233                         label = "pb_user1";
 234                         gpios = <&pioE 8 GPIO_ACTIVE_HIGH>;
 235                         linux,code = <0x100>;
 236                         wakeup-source;
 237                 };
 238         };
 239
 240         leds {
 241                 compatible = "gpio-leds";
 242                 status = "okay";
 243
 244                 d8 {
 245                         label = "d8";
 246                         gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
 247                         default-state = "on";
 248                 };
 249
 250                 d10 {
 251                         label = "d10";
 252                         gpios = <&pioE 15 GPIO_ACTIVE_LOW>;
 253                         linux,default-trigger = "heartbeat";
 254                 };
 255         };
 256
 257         vcc_3v3_reg: fixedregulator@0 {
 258                 compatible = "regulator-fixed";
 259                 regulator-name = "VCC 3V3";
 260                 regulator-min-microvolt = <3300000>;
 261                 regulator-max-microvolt = <3300000>;
 262                 regulator-boot-on;
 263                 regulator-always-on;
 264         };
 265
 266         vcc_mmc1_reg: fixedregulator@1 {
 267                 compatible = "regulator-fixed";
 268                 gpio = <&pioE 4 GPIO_ACTIVE_LOW>;
 269                 regulator-name = "VDD MCI1";
 270                 regulator-min-microvolt = <3300000>;
 271                 regulator-max-microvolt = <3300000>;
 272                 vin-supply = <&vcc_3v3_reg>;
 273                 regulator-always-on;
 274         };
 275 };