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_usb_default: usb_default {
 156                                                 atmel,pins =
 157                                                         <AT91_PIOE 11 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 158                                                          AT91_PIOE 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 159                                         };
 160                                         pinctrl_key_gpio: key_gpio_0 {
 161                                                 atmel,pins =
 162                                                         <AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 163                                         };
 164                                         pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
 165                                                 atmel,pins =
 166                                                         <AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 167                                         };
 168                                 };
 169                         };
 170                 };
 171
 172                 usb0: gadget@00400000 {
 173                         atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
 174                         pinctrl-names = "default";
 175                         pinctrl-0 = <&pinctrl_usba_vbus>;
 176                         status = "okay";
 177                 };
 178
 179                 usb1: ohci@00500000 {
 180                         num-ports = <3>;
 181                         atmel,vbus-gpio = <0
 182                                            &pioE 11 GPIO_ACTIVE_HIGH
 183                                            &pioE 14 GPIO_ACTIVE_HIGH
 184                                           >;
 185                         pinctrl-names = "default";
 186                         pinctrl-0 = <&pinctrl_usb_default>;
 187                         status = "okay";
 188                 };
 189
 190                 usb2: ehci@00600000 {
 191                         status = "okay";
 192                 };
 193
 194                 nand0: nand@80000000 {
 195                         nand-bus-width = <8>;
 196                         nand-ecc-mode = "hw";
 197                         nand-on-flash-bbt;
 198                         atmel,has-pmecc;
 199                         status = "okay";
 200
 201                         at91bootstrap@0 {
 202                                 label = "at91bootstrap";
 203                                 reg = <0x0 0x40000>;
 204                         };
 205
 206                         bootloader@40000 {
 207                                 label = "bootloader";
 208                                 reg = <0x40000 0x80000>;
 209                         };
 210
 211                         bootloaderenv@c0000 {
 212                                 label = "bootloader env";
 213                                 reg = <0xc0000 0xc0000>;
 214                         };
 215
 216                         dtb@180000 {
 217                                 label = "device tree";
 218                                 reg = <0x180000 0x80000>;
 219                         };
 220
 221                         kernel@200000 {
 222                                 label = "kernel";
 223                                 reg = <0x200000 0x600000>;
 224                         };
 225
 226                         rootfs@800000 {
 227                                 label = "rootfs";
 228                                 reg = <0x800000 0x0f800000>;
 229                         };
 230                 };
 231         };
 232
 233         gpio_keys {
 234                 compatible = "gpio-keys";
 235
 236                 pinctrl-names = "default";
 237                 pinctrl-0 = <&pinctrl_key_gpio>;
 238
 239                 pb_user1 {
 240                         label = "pb_user1";
 241                         gpios = <&pioE 8 GPIO_ACTIVE_HIGH>;
 242                         linux,code = <0x100>;
 243                         wakeup-source;
 244                 };
 245         };
 246
 247         leds {
 248                 compatible = "gpio-leds";
 249                 status = "okay";
 250
 251                 d8 {
 252                         label = "d8";
 253                         gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
 254                         default-state = "on";
 255                 };
 256
 257                 d10 {
 258                         label = "d10";
 259                         gpios = <&pioE 15 GPIO_ACTIVE_LOW>;
 260                         linux,default-trigger = "heartbeat";
 261                 };
 262         };
 263
 264         vcc_3v3_reg: fixedregulator@0 {
 265                 compatible = "regulator-fixed";
 266                 regulator-name = "VCC 3V3";
 267                 regulator-min-microvolt = <3300000>;
 268                 regulator-max-microvolt = <3300000>;
 269                 regulator-boot-on;
 270                 regulator-always-on;
 271         };
 272
 273         vcc_mmc1_reg: fixedregulator@1 {
 274                 compatible = "regulator-fixed";
 275                 gpio = <&pioE 4 GPIO_ACTIVE_LOW>;
 276                 regulator-name = "VDD MCI1";
 277                 regulator-min-microvolt = <3300000>;
 278                 regulator-max-microvolt = <3300000>;
 279                 vin-supply = <&vcc_3v3_reg>;
 280                 regulator-always-on;
 281         };
 282 };