sys/boot/fdt/dts/arm/rpi2.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/ "bcm2836.dtsi"
  30
  31 / {
  32         model = "Raspberry Pi 2 Model B";
  33         compatible = "brcm,bcm2709";
  34
  35         memreserve = <0x08000000 0x08000000>;   /* Set by VideoCore */
  36
  37         cpus {
  38                 #address-cells = <1>;
  39                 #size-cells = <0>;
  40                 cpu@0 {
  41                         compatible = "arm,cortex-a7";
  42                         device_type = "cpu";
  43                         reg = <0xf00>;                  /* CPU ID=0xf00 */
  44                         clock-frequency = <800000000>;  /* 800MHz */
  45                 };
  46         };
  47
  48         memory {
  49                 device_type = "memory";
  50                 reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
  51
  52         };
  53
  54         system {
  55                 revision = <0>;                 /* Set by VideoCore */
  56                 serial = <0 0>;                 /* Set by VideoCore */
  57         };
  58
  59         axi {
  60                 gpio: gpio {
  61                         /* BSC0 */
  62                         pins_bsc0_a: bsc0_a {
  63                                 broadcom,function = "ALT0";
  64                         };
  65
  66                         pins_bsc0_b: bsc0_b {
  67                                 broadcom,function = "ALT0";
  68                         };
  69
  70                         pins_bsc0_c: bsc0_c {
  71                                 broadcom,function = "ALT1";
  72                         };
  73
  74                         /* BSC1 */
  75                         pins_bsc1_a: bsc1_a {
  76                                 broadcom,function = "ALT0";
  77                         };
  78
  79                         pins_bsc1_b: bsc1_b {
  80                                 broadcom,function = "ALT2";
  81                         };
  82
  83                         /* GPCLK0 */
  84                         pins_gpclk0_a: gpclk0_a {
  85                                 broadcom,function = "ALT0";
  86                         };
  87
  88                         pins_gpclk0_b: gpclk0_b {
  89                                 broadcom,function = "ALT5";
  90                         };
  91
  92                         pins_gpclk0_c: gpclk0_c {
  93                                 broadcom,function = "ALT0";
  94                         };
  95
  96                         pins_gpclk0_d: gpclk0_d {
  97                                 broadcom,function = "ALT0";
  98                         };
  99
 100                         /* GPCLK1 */
 101                         pins_gpclk1_a: gpclk1_a {
 102                                 broadcom,function = "ALT0";
 103                         };
 104
 105                         pins_gpclk1_b: gpclk1_b {
 106                                 broadcom,function = "ALT5";
 107                         };
 108
 109                         pins_gpclk1_c: gpclk1_c {
 110                                 broadcom,function = "ALT0";
 111                         };
 112
 113                         pins_gpclk1_d: gpclk1_d {
 114                                 broadcom,function = "ALT0";
 115                         };
 116
 117                         /* GPCLK2 */
 118                         pins_gpclk2_a: gpclk2_a {
 119                                 broadcom,function = "ALT0";
 120                         };
 121
 122                         pins_gpclk2_b: gpclk2_b {
 123                                 broadcom,function = "ALT0";
 124                         };
 125
 126                         /* SPI0 */
 127                         pins_spi0_a: spi0_a {
 128                                 broadcom,function = "ALT0";
 129                         };
 130
 131                         pins_spi0_b: spi0_b {
 132                                 broadcom,function = "ALT0";
 133                         };
 134
 135                         /* PWM */
 136                         pins_pwm0_a: pwm0_a {
 137                                 broadcom,function = "ALT0";
 138                         };
 139
 140                         pins_pwm0_b: pwm0_b {
 141                                 broadcom,function = "ALT5";
 142                         };
 143
 144                         pins_pwm0_c: pwm0_c {
 145                                 broadcom,function = "ALT0";
 146                         };
 147
 148                         pins_pwm1_a: pwm1_a {
 149                                 broadcom,function = "ALT0";
 150                         };
 151
 152                         pins_pwm1_b: pwm1_b {
 153                                 broadcom,function = "ALT5";
 154                         };
 155
 156                         pins_pwm1_c: pwm1_c {
 157                                 broadcom,function = "ALT0";
 158                         };
 159
 160                         pins_pwm1_d: pwm1_d {
 161                                 broadcom,function = "ALT0";
 162                         };
 163
 164                         /* UART0 */
 165                         pins_uart0_a: uart0_a {
 166                                 broadcom,function = "ALT0";
 167                         };
 168
 169                         pins_uart0_b: uart0_b {
 170                                 broadcom,function = "ALT3";
 171                         };
 172
 173                         pins_uart0_c: uart0_c {
 174                                 broadcom,function = "ALT2";
 175                         };
 176
 177                         pins_uart0_fc_a: uart0_fc_a {
 178                                 broadcom,function = "ALT3";
 179                         };
 180
 181                         pins_uart0_fc_b: uart0_fc_b {
 182                                 broadcom,function = "ALT3";
 183                         };
 184
 185                         pins_uart0_fc_c: uart0_fc_c {
 186                                 broadcom,function = "ALT2";
 187                         };
 188
 189                         /* PCM */
 190                         pins_pcm_a: pcm_a {
 191                                 broadcom,function = "ALT0";
 192                         };
 193
 194                         pins_pcm_b: pcm_b {
 195                                 broadcom,function = "ALT2";
 196                         };
 197
 198                         /* Secondary Address Bus */
 199                         pins_sm_addr_a: sm_addr_a {
 200                                 broadcom,function = "ALT1";
 201                         };
 202
 203                         pins_sm_addr_b: sm_addr_b {
 204                                 broadcom,function = "ALT1";
 205                         };
 206
 207                         pins_sm_ctl_a: sm_ctl_a {
 208                                 broadcom,function = "ALT1";
 209                         };
 210
 211                         pins_sm_ctl_b: sm_ctl_b {
 212                                 broadcom,function = "ALT1";
 213                         };
 214
 215                         pins_sm_data_8bit_a: sm_data_8bit_a {
 216                                 broadcom,function = "ALT1";
 217                         };
 218
 219                         pins_sm_data_8bit_b: sm_data_8bit_b {
 220                                 broadcom,function = "ALT1";
 221                         };
 222
 223                         pins_sm_data_16bit: sm_data_16bit {
 224                                 broadcom,function = "ALT1";
 225                         };
 226
 227                         pins_sm_data_18bit: sm_data_18bit {
 228                                 broadcom,function = "ALT1";
 229                         };
 230
 231                         /* BSCSL */
 232                         pins_bscsl: bscsl {
 233                                 broadcom,function = "ALT3";
 234                         };
 235
 236                         /* SPISL */
 237                         pins_spisl: spisl {
 238                                 broadcom,function = "ALT3";
 239                         };
 240
 241                         /* SPI1 */
 242                         pins_spi1: spi1 {
 243                                 broadcom,function = "ALT4";
 244                         };
 245
 246                         /* UART1 */
 247                         pins_uart1_a: uart1_a {
 248                                 broadcom,function = "ALT5";
 249                         };
 250
 251                         pins_uart1_b: uart1_b {
 252                                 broadcom,function = "ALT5";
 253                         };
 254
 255                         pins_uart1_c: uart1_c {
 256                                 broadcom,function = "ALT5";
 257                         };
 258
 259                         pins_uart1_fc_a: uart1_fc_a {
 260                                 broadcom,function = "ALT5";
 261                         };
 262
 263                         pins_uart1_fc_b: uart1_fc_b {
 264                                 broadcom,function = "ALT5";
 265                         };
 266
 267                         pins_uart1_fc_c: uart1_fc_c {
 268                                 broadcom,function = "ALT5";
 269                         };
 270
 271                         /* SPI2 */
 272                         pins_spi2: spi2 {
 273                                 broadcom,function = "ALT4";
 274                         };
 275
 276                         /* ARM JTAG */
 277                         pins_arm_jtag_trst: arm_jtag_trst {
 278                                 broadcom,function = "ALT4";
 279                         };
 280
 281                         pins_arm_jtag_a: arm_jtag_a {
 282                                 broadcom,function = "ALT5";
 283                         };
 284
 285                         pins_arm_jtag_b: arm_jtag_b {
 286                                 broadcom,function = "ALT4";
 287                         };
 288
 289                         /* Reserved */
 290                         pins_reserved: reserved {
 291                                 broadcom,function = "ALT3";
 292                         };
 293                 };
 294                 usb {
 295                         hub {
 296                                 compatible = "usb,hub", "usb,device";
 297                                 reg = <0x00000001>;
 298                                 #address-cells = <1>;
 299                                 #size-cells = <0>;
 300                                 ethernet {
 301                                         compatible = "net,ethernet",
 302                                                      "usb,device";
 303                                         reg = <0x00000001>;
 304                                         mac-address = [00 00 00 00 00 00];
 305                                 };
 306                         };
 307
 308                 };
 309         };
 310
 311         display {
 312                 compatible = "broadcom,bcm2835-fb", "broadcom,bcm2708-fb";
 313
 314                 broadcom,vc-mailbox = <&vc_mbox>;
 315                 broadcom,vc-channel = <1>;
 316
 317                 broadcom,width = <0>;           /* Set by VideoCore */
 318                 broadcom,height = <0>;          /* Set by VideoCore */
 319                 broadcom,depth = <0>;           /* Set by VideoCore */
 320         };
 321
 322         leds {
 323                 compatible = "gpio-leds";
 324
 325                 pwr {
 326                         label = "pwr";
 327                         gpios = <&gpio 35 0>;
 328                 };
 329
 330                 act {
 331                         label = "act";
 332                         gpios = <&gpio 47 0>;
 333                 };
 334         };
 335
 336         power: regulator {
 337                 compatible = "broadcom,bcm2835-power-mgr",
 338                              "broadcom,bcm2708-power-mgr",
 339                              "simple-bus";
 340                 #address-cells = <1>;
 341                 #size-cells = <0>;
 342
 343                 broadcom,vc-mailbox = <&vc_mbox>;
 344                 broadcom,vc-channel = <0>;
 345
 346                 regulator-name = "VideoCore";
 347                 regulator-min-microvolt = <5000000>;
 348                 regulator-max-microvolt = <5000000>;
 349                 regulator-always-on = <1>;
 350
 351                 sd_card_power: regulator@0 {
 352                         compatible = "broadcom,bcm2835-power-dev",
 353                                      "broadcom,bcm2708-power-dev";
 354                         reg = <0>;
 355
 356                         vin-supply = <&power>;
 357                         regulator-name = "SD Card";
 358                         regulator-min-microvolt = <3300000>;
 359                         regulator-max-microvolt = <3300000>;
 360                 };
 361
 362                 /* This is for the controller itself, not the root port */
 363                 usb_hcd_power: regulator@3 {
 364                         compatible = "broadcom,bcm2835-power-dev",
 365                                      "broadcom,bcm2708-power-dev";
 366                         reg = <3>;
 367
 368                         vin-supply = <&power>;
 369                         regulator-name = "USB HCD";
 370                         regulator-min-microvolt = <5000000>;
 371                         regulator-max-microvolt = <5000000>;
 372                 };
 373         };
 374
 375         aliases {
 376                 uart0 = &uart0;
 377         };
 378
 379         chosen {
 380                 bootargs = "";                  /* Set by VideoCore */
 381                 stdin = "uart0";
 382                 stdout = "uart0";
 383         };
 384
 385 };