sys/boot/fdt/dts/rpi.dts

   1 /*
   2  * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@bluezbox.com>
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  23  * SUCH DAMAGE.
  24  *
  25  * $FreeBSD$
  26  */
  27 /dts-v1/;
  28
  29 /include/ "bcm2835.dtsi"
  30
  31 /memreserve/ 0x08000000 0x08000000;     /* Set by VideoCore */
  32
  33 / {
  34         model = "Raspberry Pi (BCM2835)";
  35         compatible = "raspberrypi,model-a", "raspberrypi,model-b",
  36                      "broadcom,bcm2835-vc", "broadcom,bcm2708-vc";
  37
  38         memory {
  39                 device_type = "memory";
  40                 reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
  41
  42         };
  43
  44         system {
  45                 revision = <0>;                 /* Set by VideoCore */
  46                 serial = <0 0>;                 /* Set by VideoCore */
  47         };
  48
  49         axi {
  50                 gpio: gpio {
  51                         /* BSC0 */
  52                         pins_bsc0_a: bsc0_a {
  53                                 broadcom,function = "ALT0";
  54                         };
  55
  56                         pins_bsc0_b: bsc0_b {
  57                                 broadcom,function = "ALT0";
  58                         };
  59
  60                         pins_bsc0_c: bsc0_c {
  61                                 broadcom,function = "ALT1";
  62                         };
  63
  64                         /* BSC1 */
  65                         pins_bsc1_a: bsc1_a {
  66                                 broadcom,function = "ALT0";
  67                         };
  68
  69                         pins_bsc1_b: bsc1_b {
  70                                 broadcom,function = "ALT2";
  71                         };
  72
  73                         /* GPCLK0 */
  74                         pins_gpclk0_a: gpclk0_a {
  75                                 broadcom,function = "ALT0";
  76                         };
  77
  78                         pins_gpclk0_b: gpclk0_b {
  79                                 broadcom,function = "ALT5";
  80                         };
  81
  82                         pins_gpclk0_c: gpclk0_c {
  83                                 broadcom,function = "ALT0";
  84                         };
  85
  86                         pins_gpclk0_d: gpclk0_d {
  87                                 broadcom,function = "ALT0";
  88                         };
  89
  90                         /* GPCLK1 */
  91                         pins_gpclk1_a: gpclk1_a {
  92                                 broadcom,function = "ALT0";
  93                         };
  94
  95                         pins_gpclk1_b: gpclk1_b {
  96                                 broadcom,function = "ALT5";
  97                         };
  98
  99                         pins_gpclk1_c: gpclk1_c {
 100                                 broadcom,function = "ALT0";
 101                         };
 102
 103                         pins_gpclk1_d: gpclk1_d {
 104                                 broadcom,function = "ALT0";
 105                         };
 106
 107                         /* GPCLK2 */
 108                         pins_gpclk2_a: gpclk2_a {
 109                                 broadcom,function = "ALT0";
 110                         };
 111
 112                         pins_gpclk2_b: gpclk2_b {
 113                                 broadcom,function = "ALT0";
 114                         };
 115
 116                         /* SPI0 */
 117                         pins_spi0_a: spi0_a {
 118                                 broadcom,function = "ALT0";
 119                         };
 120
 121                         pins_spi0_b: spi0_b {
 122                                 broadcom,function = "ALT0";
 123                         };
 124
 125                         /* PWM */
 126                         pins_pwm0_a: pwm0_a {
 127                                 broadcom,function = "ALT0";
 128                         };
 129
 130                         pins_pwm0_b: pwm0_b {
 131                                 broadcom,function = "ALT5";
 132                         };
 133
 134                         pins_pwm0_c: pwm0_c {
 135                                 broadcom,function = "ALT0";
 136                         };
 137
 138                         pins_pwm1_a: pwm1_a {
 139                                 broadcom,function = "ALT0";
 140                         };
 141
 142                         pins_pwm1_b: pwm1_b {
 143                                 broadcom,function = "ALT5";
 144                         };
 145
 146                         pins_pwm1_c: pwm1_c {
 147                                 broadcom,function = "ALT0";
 148                         };
 149
 150                         pins_pwm1_d: pwm1_d {
 151                                 broadcom,function = "ALT0";
 152                         };
 153
 154                         /* UART0 */
 155                         pins_uart0_a: uart0_a {
 156                                 broadcom,function = "ALT0";
 157                         };
 158
 159                         pins_uart0_b: uart0_b {
 160                                 broadcom,function = "ALT3";
 161                         };
 162
 163                         pins_uart0_c: uart0_c {
 164                                 broadcom,function = "ALT2";
 165                         };
 166
 167                         pins_uart0_fc_a: uart0_fc_a {
 168                                 broadcom,function = "ALT3";
 169                         };
 170
 171                         pins_uart0_fc_b: uart0_fc_b {
 172                                 broadcom,function = "ALT3";
 173                         };
 174
 175                         pins_uart0_fc_c: uart0_fc_c {
 176                                 broadcom,function = "ALT2";
 177                         };
 178
 179                         /* PCM */
 180                         pins_pcm_a: pcm_a {
 181                                 broadcom,function = "ALT0";
 182                         };
 183
 184                         pins_pcm_b: pcm_b {
 185                                 broadcom,function = "ALT2";
 186                         };
 187
 188                         /* Secondary Address Bus */
 189                         pins_sm_addr_a: sm_addr_a {
 190                                 broadcom,function = "ALT1";
 191                         };
 192
 193                         pins_sm_addr_b: sm_addr_b {
 194                                 broadcom,function = "ALT1";
 195                         };
 196
 197                         pins_sm_ctl_a: sm_ctl_a {
 198                                 broadcom,function = "ALT1";
 199                         };
 200
 201                         pins_sm_ctl_b: sm_ctl_b {
 202                                 broadcom,function = "ALT1";
 203                         };
 204
 205                         pins_sm_data_8bit_a: sm_data_8bit_a {
 206                                 broadcom,function = "ALT1";
 207                         };
 208
 209                         pins_sm_data_8bit_b: sm_data_8bit_b {
 210                                 broadcom,function = "ALT1";
 211                         };
 212
 213                         pins_sm_data_16bit: sm_data_16bit {
 214                                 broadcom,function = "ALT1";
 215                         };
 216
 217                         pins_sm_data_18bit: sm_data_18bit {
 218                                 broadcom,function = "ALT1";
 219                         };
 220
 221                         /* BSCSL */
 222                         pins_bscsl: bscsl {
 223                                 broadcom,function = "ALT3";
 224                         };
 225
 226                         /* SPISL */
 227                         pins_spisl: spisl {
 228                                 broadcom,function = "ALT3";
 229                         };
 230
 231                         /* SPI1 */
 232                         pins_spi1: spi1 {
 233                                 broadcom,function = "ALT4";
 234                         };
 235
 236                         /* UART1 */
 237                         pins_uart1_a: uart1_a {
 238                                 broadcom,function = "ALT5";
 239                         };
 240
 241                         pins_uart1_b: uart1_b {
 242                                 broadcom,function = "ALT5";
 243                         };
 244
 245                         pins_uart1_c: uart1_c {
 246                                 broadcom,function = "ALT5";
 247                         };
 248
 249                         pins_uart1_fc_a: uart1_fc_a {
 250                                 broadcom,function = "ALT5";
 251                         };
 252
 253                         pins_uart1_fc_b: uart1_fc_b {
 254                                 broadcom,function = "ALT5";
 255                         };
 256
 257                         pins_uart1_fc_c: uart1_fc_c {
 258                                 broadcom,function = "ALT5";
 259                         };
 260
 261                         /* SPI2 */
 262                         pins_spi2: spi2 {
 263                                 broadcom,function = "ALT4";
 264                         };
 265
 266                         /* ARM JTAG */
 267                         pins_arm_jtag_trst: arm_jtag_trst {
 268                                 broadcom,function = "ALT4";
 269                         };
 270
 271                         pins_arm_jtag_a: arm_jtag_a {
 272                                 broadcom,function = "ALT5";
 273                         };
 274
 275                         pins_arm_jtag_b: arm_jtag_b {
 276                                 broadcom,function = "ALT4";
 277                         };
 278
 279                         /* Reserved */
 280                         pins_reserved: reserved {
 281                                 broadcom,function = "ALT3";
 282                         };
 283                 };
 284                 usb {
 285                         hub {
 286                                 compatible = "usb,hub", "usb,device";
 287                                 reg = <0x00000001>;
 288                                 #address-cells = <1>;
 289                                 #size-cells = <0>;
 290                                 ethernet {
 291                                         compatible = "net,ethernet",
 292                                                      "usb,device";
 293                                         reg = <0x00000001>;
 294                                         mac-address = [00 00 00 00 00 00];
 295                                 };
 296                         };
 297
 298                 };
 299
 300
 301         };
 302
 303         display {
 304                 compatible = "broadcom,bcm2835-fb", "broadcom,bcm2708-fb";
 305
 306                 broadcom,vc-mailbox = <&vc_mbox>;
 307                 broadcom,vc-channel = <1>;
 308
 309                 broadcom,width = <0>;           /* Set by VideoCore */
 310                 broadcom,height = <0>;          /* Set by VideoCore */
 311                 broadcom,depth = <0>;           /* Set by VideoCore */
 312         };
 313
 314         leds {
 315                 compatible = "gpio-leds";
 316
 317                 ok {
 318                         label = "ok";
 319                         gpios = <&gpio 16 1>;
 320
 321                         /* Don't change this - it configures
 322                          * how the led driver determines if
 323                          * the led is on or off when it loads.
 324                          */
 325                         default-state = "keep";
 326
 327                         /* This is the real default state. */
 328                         linux,default-trigger = "default-on";
 329                 };
 330         };
 331
 332         power: regulator {
 333                 compatible = "broadcom,bcm2835-power-mgr",
 334                              "broadcom,bcm2708-power-mgr",
 335                              "simple-bus";
 336                 #address-cells = <1>;
 337                 #size-cells = <0>;
 338
 339                 broadcom,vc-mailbox = <&vc_mbox>;
 340                 broadcom,vc-channel = <0>;
 341
 342                 regulator-name = "VideoCore";
 343                 regulator-min-microvolt = <5000000>;
 344                 regulator-max-microvolt = <5000000>;
 345                 regulator-always-on = <1>;
 346
 347                 sd_card_power: regulator@0 {
 348                         compatible = "broadcom,bcm2835-power-dev",
 349                                      "broadcom,bcm2708-power-dev";
 350                         reg = <0>;
 351
 352                         vin-supply = <&power>;
 353                         regulator-name = "SD Card";
 354                         regulator-min-microvolt = <3300000>;
 355                         regulator-max-microvolt = <3300000>;
 356                 };
 357
 358                 /* This is for the controller itself, not the root port */
 359                 usb_hcd_power: regulator@3 {
 360                         compatible = "broadcom,bcm2835-power-dev",
 361                                      "broadcom,bcm2708-power-dev";
 362                         reg = <3>;
 363
 364                         vin-supply = <&power>;
 365                         regulator-name = "USB HCD";
 366                         regulator-min-microvolt = <5000000>;
 367                         regulator-max-microvolt = <5000000>;
 368                 };
 369         };
 370
 371         aliases {
 372                 uart0 = &uart0;
 373         };
 374
 375         chosen {
 376                 bootargs = "";                  /* Set by VideoCore */
 377                 stdin = "uart0";
 378                 stdout = "uart0";
 379         };
 380
 381 };