src/data/dts/arch/arm/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 / {
  32         model = "Raspberry Pi (BCM2835)";
  33         compatible = "raspberrypi,model-a", "raspberrypi,model-b",
  34                      "broadcom,bcm2835-vc", "broadcom,bcm2708-vc";
  35
  36         memreserve = <0x08000000 0x08000000>;   /* Set by VideoCore */
  37
  38         cpus {
  39                 #address-cells = <1>;
  40                 #size-cells = <0>;
  41                 cpu@0 {
  42                         compatible = "arm,1176jzf-s";
  43                         device_type = "cpu";
  44                         reg = <0>;                      /* CPU ID=0 */
  45                         clock-frequency = <700000000>;  /* 700MHz */
  46                 };
  47         };
  48
  49         memory {
  50                 device_type = "memory";
  51                 reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
  52
  53         };
  54
  55         system {
  56                 revision = <0>;                 /* Set by VideoCore */
  57                 serial = <0 0>;                 /* Set by VideoCore */
  58         };
  59
  60         axi {
  61                 gpio: gpio {
  62                         /* BSC0 */
  63                         pins_bsc0_a: bsc0_a {
  64                                 broadcom,function = "ALT0";
  65                         };
  66
  67                         pins_bsc0_b: bsc0_b {
  68                                 broadcom,function = "ALT0";
  69                         };
  70
  71                         pins_bsc0_c: bsc0_c {
  72                                 broadcom,function = "ALT1";
  73                         };
  74
  75                         /* BSC1 */
  76                         pins_bsc1_a: bsc1_a {
  77                                 broadcom,function = "ALT0";
  78                         };
  79
  80                         pins_bsc1_b: bsc1_b {
  81                                 broadcom,function = "ALT2";
  82                         };
  83
  84                         /* GPCLK0 */
  85                         pins_gpclk0_a: gpclk0_a {
  86                                 broadcom,function = "ALT0";
  87                         };
  88
  89                         pins_gpclk0_b: gpclk0_b {
  90                                 broadcom,function = "ALT5";
  91                         };
  92
  93                         pins_gpclk0_c: gpclk0_c {
  94                                 broadcom,function = "ALT0";
  95                         };
  96
  97                         pins_gpclk0_d: gpclk0_d {
  98                                 broadcom,function = "ALT0";
  99                         };
 100
 101                         /* GPCLK1 */
 102                         pins_gpclk1_a: gpclk1_a {
 103                                 broadcom,function = "ALT0";
 104                         };
 105
 106                         pins_gpclk1_b: gpclk1_b {
 107                                 broadcom,function = "ALT5";
 108                         };
 109
 110                         pins_gpclk1_c: gpclk1_c {
 111                                 broadcom,function = "ALT0";
 112                         };
 113
 114                         pins_gpclk1_d: gpclk1_d {
 115                                 broadcom,function = "ALT0";
 116                         };
 117
 118                         /* GPCLK2 */
 119                         pins_gpclk2_a: gpclk2_a {
 120                                 broadcom,function = "ALT0";
 121                         };
 122
 123                         pins_gpclk2_b: gpclk2_b {
 124                                 broadcom,function = "ALT0";
 125                         };
 126
 127                         /* SPI0 */
 128                         pins_spi0_a: spi0_a {
 129                                 broadcom,function = "ALT0";
 130                         };
 131
 132                         pins_spi0_b: spi0_b {
 133                                 broadcom,function = "ALT0";
 134                         };
 135
 136                         /* PWM */
 137                         pins_pwm0_a: pwm0_a {
 138                                 broadcom,function = "ALT0";
 139                         };
 140
 141                         pins_pwm0_b: pwm0_b {
 142                                 broadcom,function = "ALT5";
 143                         };
 144
 145                         pins_pwm0_c: pwm0_c {
 146                                 broadcom,function = "ALT0";
 147                         };
 148
 149                         pins_pwm1_a: pwm1_a {
 150                                 broadcom,function = "ALT0";
 151                         };
 152
 153                         pins_pwm1_b: pwm1_b {
 154                                 broadcom,function = "ALT5";
 155                         };
 156
 157                         pins_pwm1_c: pwm1_c {
 158                                 broadcom,function = "ALT0";
 159                         };
 160
 161                         pins_pwm1_d: pwm1_d {
 162                                 broadcom,function = "ALT0";
 163                         };
 164
 165                         /* UART0 */
 166                         pins_uart0_a: uart0_a {
 167                                 broadcom,function = "ALT0";
 168                         };
 169
 170                         pins_uart0_b: uart0_b {
 171                                 broadcom,function = "ALT3";
 172                         };
 173
 174                         pins_uart0_c: uart0_c {
 175                                 broadcom,function = "ALT2";
 176                         };
 177
 178                         pins_uart0_fc_a: uart0_fc_a {
 179                                 broadcom,function = "ALT3";
 180                         };
 181
 182                         pins_uart0_fc_b: uart0_fc_b {
 183                                 broadcom,function = "ALT3";
 184                         };
 185
 186                         pins_uart0_fc_c: uart0_fc_c {
 187                                 broadcom,function = "ALT2";
 188                         };
 189
 190                         /* PCM */
 191                         pins_pcm_a: pcm_a {
 192                                 broadcom,function = "ALT0";
 193                         };
 194
 195                         pins_pcm_b: pcm_b {
 196                                 broadcom,function = "ALT2";
 197                         };
 198
 199                         /* Secondary Address Bus */
 200                         pins_sm_addr_a: sm_addr_a {
 201                                 broadcom,function = "ALT1";
 202                         };
 203
 204                         pins_sm_addr_b: sm_addr_b {
 205                                 broadcom,function = "ALT1";
 206                         };
 207
 208                         pins_sm_ctl_a: sm_ctl_a {
 209                                 broadcom,function = "ALT1";
 210                         };
 211
 212                         pins_sm_ctl_b: sm_ctl_b {
 213                                 broadcom,function = "ALT1";
 214                         };
 215
 216                         pins_sm_data_8bit_a: sm_data_8bit_a {
 217                                 broadcom,function = "ALT1";
 218                         };
 219
 220                         pins_sm_data_8bit_b: sm_data_8bit_b {
 221                                 broadcom,function = "ALT1";
 222                         };
 223
 224                         pins_sm_data_16bit: sm_data_16bit {
 225                                 broadcom,function = "ALT1";
 226                         };
 227
 228                         pins_sm_data_18bit: sm_data_18bit {
 229                                 broadcom,function = "ALT1";
 230                         };
 231
 232                         /* BSCSL */
 233                         pins_bscsl: bscsl {
 234                                 broadcom,function = "ALT3";
 235                         };
 236
 237                         /* SPISL */
 238                         pins_spisl: spisl {
 239                                 broadcom,function = "ALT3";
 240                         };
 241
 242                         /* SPI1 */
 243                         pins_spi1: spi1 {
 244                                 broadcom,function = "ALT4";
 245                         };
 246
 247                         /* UART1 */
 248                         pins_uart1_a: uart1_a {
 249                                 broadcom,function = "ALT5";
 250                         };
 251
 252                         pins_uart1_b: uart1_b {
 253                                 broadcom,function = "ALT5";
 254                         };
 255
 256                         pins_uart1_c: uart1_c {
 257                                 broadcom,function = "ALT5";
 258                         };
 259
 260                         pins_uart1_fc_a: uart1_fc_a {
 261                                 broadcom,function = "ALT5";
 262                         };
 263
 264                         pins_uart1_fc_b: uart1_fc_b {
 265                                 broadcom,function = "ALT5";
 266                         };
 267
 268                         pins_uart1_fc_c: uart1_fc_c {
 269                                 broadcom,function = "ALT5";
 270                         };
 271
 272                         /* SPI2 */
 273                         pins_spi2: spi2 {
 274                                 broadcom,function = "ALT4";
 275                         };
 276
 277                         /* ARM JTAG */
 278                         pins_arm_jtag_trst: arm_jtag_trst {
 279                                 broadcom,function = "ALT4";
 280                         };
 281
 282                         pins_arm_jtag_a: arm_jtag_a {
 283                                 broadcom,function = "ALT5";
 284                         };
 285
 286                         pins_arm_jtag_b: arm_jtag_b {
 287                                 broadcom,function = "ALT4";
 288                         };
 289
 290                         /* Reserved */
 291                         pins_reserved: reserved {
 292                                 broadcom,function = "ALT3";
 293                         };
 294                 };
 295                 usb {
 296                         hub {
 297                                 compatible = "usb,hub", "usb,device";
 298                                 reg = <0x00000001>;
 299                                 #address-cells = <1>;
 300                                 #size-cells = <0>;
 301                                 ethernet {
 302                                         compatible = "net,ethernet",
 303                                                      "usb,device";
 304                                         reg = <0x00000001>;
 305                                         mac-address = [00 00 00 00 00 00];
 306                                 };
 307                         };
 308
 309                 };
 310
 311
 312         };
 313
 314         display {
 315                 compatible = "broadcom,bcm2835-fb", "broadcom,bcm2708-fb";
 316
 317                 broadcom,vc-mailbox = <&vc_mbox>;
 318                 broadcom,vc-channel = <1>;
 319
 320                 broadcom,width = <0>;           /* Set by VideoCore */
 321                 broadcom,height = <0>;          /* Set by VideoCore */
 322                 broadcom,depth = <0>;           /* Set by VideoCore */
 323         };
 324
 325         leds {
 326                 compatible = "gpio-leds";
 327
 328                 ok {
 329                         label = "ok";
 330                         gpios = <&gpio 16 1>;
 331
 332                         /* Don't change this - it configures
 333                          * how the led driver determines if
 334                          * the led is on or off when it loads.
 335                          */
 336                         default-state = "keep";
 337
 338                         /* This is the real default state. */
 339                         linux,default-trigger = "default-on";
 340                 };
 341         };
 342
 343         power: regulator {
 344                 compatible = "broadcom,bcm2835-power-mgr",
 345                              "broadcom,bcm2708-power-mgr",
 346                              "simple-bus";
 347                 #address-cells = <1>;
 348                 #size-cells = <0>;
 349
 350                 broadcom,vc-mailbox = <&vc_mbox>;
 351                 broadcom,vc-channel = <0>;
 352
 353                 regulator-name = "VideoCore";
 354                 regulator-min-microvolt = <5000000>;
 355                 regulator-max-microvolt = <5000000>;
 356                 regulator-always-on = <1>;
 357
 358                 sd_card_power: regulator@0 {
 359                         compatible = "broadcom,bcm2835-power-dev",
 360                                      "broadcom,bcm2708-power-dev";
 361                         reg = <0>;
 362
 363                         vin-supply = <&power>;
 364                         regulator-name = "SD Card";
 365                         regulator-min-microvolt = <3300000>;
 366                         regulator-max-microvolt = <3300000>;
 367                 };
 368
 369                 /* This is for the controller itself, not the root port */
 370                 usb_hcd_power: regulator@3 {
 371                         compatible = "broadcom,bcm2835-power-dev",
 372                                      "broadcom,bcm2708-power-dev";
 373                         reg = <3>;
 374
 375                         vin-supply = <&power>;
 376                         regulator-name = "USB HCD";
 377                         regulator-min-microvolt = <5000000>;
 378                         regulator-max-microvolt = <5000000>;
 379                 };
 380         };
 381
 382         aliases {
 383                 uart0 = &uart0;
 384         };
 385
 386         chosen {
 387                 bootargs = "";                  /* Set by VideoCore */
 388                 stdin = "uart0";
 389                 stdout = "uart0";
 390         };
 391
 392         __overrides__ {
 393                 cache_line_size  = <&vchiq>, "cache-line-size:0";
 394         };
 395 };