sys/boot/fdt/dts/bcm2835.dtsi

   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
  28 / {
  29         #address-cells = <1>;
  30         #size-cells = <1>;
  31
  32         cpus {
  33                 cpu@0 {
  34                         compatible = "arm,1176jzf-s";
  35                 };
  36         };
  37
  38
  39         SOC: axi {
  40                 compatible = "simple-bus";
  41                 #address-cells = <1>;
  42                 #size-cells = <1>;
  43                 reg = <0x20000000 0x01000000>;
  44                 ranges = <0 0x20000000 0x01000000>;
  45
  46                 intc: interrupt-controller {
  47                         compatible = "broadcom,bcm2835-armctrl-ic",
  48                                      "broadcom,bcm2708-armctrl-ic";
  49                         reg = <0xB200 0x200>;
  50
  51                         interrupt-controller;
  52                         #interrupt-cells = <1>;
  53
  54                         /* Bank 0
  55                          * 0: ARM_TIMER
  56                          * 1: ARM_MAILBOX
  57                          * 2: ARM_DOORBELL_0
  58                          * 3: ARM_DOORBELL_1
  59                          * 4: VPU0_HALTED
  60                          * 5: VPU1_HALTED
  61                          * 6: ILLEGAL_TYPE0
  62                          * 7: ILLEGAL_TYPE1
  63                          */
  64
  65                         /* Bank 1
  66                          * 0: TIMER0            16: DMA0
  67                          * 1: TIMER1            17: DMA1
  68                          * 2: TIMER2            18: VC_DMA2
  69                          * 3: TIMER3            19: VC_DMA3
  70                          * 4: CODEC0            20: DMA4
  71                          * 5: CODEC1            21: DMA5
  72                          * 6: CODEC2            22: DMA6
  73                          * 7: VC_JPEG           23: DMA7
  74                          * 8: ISP               24: DMA8
  75                          * 9: VC_USB            25: DMA9
  76                          * 10: VC_3D            26: DMA10
  77                          * 11: TRANSPOSER       27: DMA11
  78                          * 12: MULTICORESYNC0   28: DMA12
  79                          * 13: MULTICORESYNC1   29: AUX
  80                          * 14: MULTICORESYNC2   30: ARM
  81                          * 15: MULTICORESYNC3   31: VPUDMA
  82                          */
  83
  84                         /* Bank 2
  85                          * 0: HOSTPORT          16: SMI
  86                          * 1: VIDEOSCALER       17: GPIO0
  87                          * 2: CCP2TX            18: GPIO1
  88                          * 3: SDC               19: GPIO2
  89                          * 4: DSI0              20: GPIO3
  90                          * 5: AVE               21: VC_I2C
  91                          * 6: CAM0              22: VC_SPI
  92                          * 7: CAM1              23: VC_I2SPCM
  93                          * 8: HDMI0             24: VC_SDIO
  94                          * 9: HDMI1             25: VC_UART
  95                          * 10: PIXELVALVE1      26: SLIMBUS
  96                          * 11: I2CSPISLV        27: VEC
  97                          * 12: DSI1             28: CPG
  98                          * 13: PWA0             29: RNG
  99                          * 14: PWA1             30: VC_ARASANSDIO
 100                          * 15: CPR              31: AVSPMON
 101                          */
 102                 };
 103
 104                 timer {
 105                         compatible = "broadcom,bcm2835-system-timer",
 106                                      "broadcom,bcm2708-system-timer";
 107                         reg = <0x3000 0x1000>;
 108                         interrupts = <8 9 10 11>;
 109                         interrupt-parent = <&intc>;
 110
 111                         clock-frequency = <1000000>;
 112                 };
 113
 114                 armtimer {
 115                         /* Not AMBA compatible */
 116                         compatible = "broadcom,bcm2835-sp804", "arm,sp804";
 117                         reg = <0xB400 0x24>;
 118                         interrupts = <0>;
 119                         interrupt-parent = <&intc>;
 120                 };
 121
 122                 watchdog0 {
 123                         compatible = "broadcom,bcm2835-wdt",
 124                                      "broadcom,bcm2708-wdt";
 125                         reg = <0x10001c 0x0c>; /* 0x1c, 0x20, 0x24 */
 126                 };
 127
 128                 gpio: gpio {
 129                         compatible = "broadcom,bcm2835-gpio",
 130                                      "broadcom,bcm2708-gpio";
 131                         reg = <0x200000 0xb0>;
 132
 133                         /* Unusual arrangement of interrupts
 134                          * (determined by testing)
 135                          * 17: Bank 0 (GPIOs  0-31)
 136                          * 19: Bank 1 (GPIOs 32-53)
 137                          * 18: Bank 2
 138                          * 20: All banks (GPIOs 0-53)
 139                          */
 140                         interrupts = <57 59 58 60>;
 141                         interrupt-parent = <&intc>;
 142
 143                         gpio-controller;
 144                         #gpio-cells = <2>;
 145
 146                         interrupt-controller;
 147                         #interrupt-cells = <1>;
 148
 149                         pinctrl-names = "default";
 150                         pinctrl-0 = <&pins_reserved>;
 151
 152                         /* Pins that can short 3.3V to GND in output mode: 46-47
 153                          * Pins used by VideoCore: 48-53
 154                          */
 155                         broadcom,read-only = <46>, <47>, <48>, <49>, <50>,
 156                                              <51>, <52>, <53>;
 157
 158                         /* BSC0 */
 159                         pins_bsc0_a: bsc0_a {
 160                                 broadcom,pins = <0>, <1>;
 161                         };
 162
 163                         pins_bsc0_b: bsc0_b {
 164                                 broadcom,pins = <28>, <29>;
 165                         };
 166
 167                         pins_bsc0_c: bsc0_c {
 168                                 broadcom,pins = <44>, <45>;
 169                         };
 170
 171                         /* BSC1 */
 172                         pins_bsc1_a: bsc1_a {
 173                                 broadcom,pins = <2>, <3>;
 174                         };
 175
 176                         pins_bsc1_b: bsc1_b {
 177                                 broadcom,pins = <44>, <45>;
 178                         };
 179
 180                         /* GPCLK0 */
 181                         pins_gpclk0_a: gpclk0_a {
 182                                 broadcom,pins = <4>;
 183                         };
 184
 185                         pins_gpclk0_b: gpclk0_b {
 186                                 broadcom,pins = <20>;
 187                         };
 188
 189                         pins_gpclk0_c: gpclk0_c {
 190                                 broadcom,pins = <32>;
 191                         };
 192
 193                         pins_gpclk0_d: gpclk0_d {
 194                                 broadcom,pins = <34>;
 195                         };
 196
 197                         /* GPCLK1 */
 198                         pins_gpclk1_a: gpclk1_a {
 199                                 broadcom,pins = <5>;
 200                         };
 201
 202                         pins_gpclk1_b: gpclk1_b {
 203                                 broadcom,pins = <21>;
 204                         };
 205
 206                         pins_gpclk1_c: gpclk1_c {
 207                                 broadcom,pins = <42>;
 208                         };
 209
 210                         pins_gpclk1_d: gpclk1_d {
 211                                 broadcom,pins = <44>;
 212                         };
 213
 214                         /* GPCLK2 */
 215                         pins_gpclk2_a: gpclk2_a {
 216                                 broadcom,pins = <6>;
 217                         };
 218
 219                         pins_gpclk2_b: gpclk2_b {
 220                                 broadcom,pins = <43>;
 221                         };
 222
 223                         /* SPI0 */
 224                         pins_spi0_a: spi0_a {
 225                                 broadcom,pins = <7>, <8>, <9>, <10>, <11>;
 226                         };
 227
 228                         pins_spi0_b: spi0_b {
 229                                 broadcom,pins = <35>, <36>, <37>, <38>, <39>;
 230                         };
 231
 232                         /* PWM */
 233                         pins_pwm0_a: pwm0_a {
 234                                 broadcom,pins = <12>;
 235                         };
 236
 237                         pins_pwm0_b: pwm0_b {
 238                                 broadcom,pins = <18>;
 239                         };
 240
 241                         pins_pwm0_c: pwm0_c {
 242                                 broadcom,pins = <40>;
 243                         };
 244
 245                         pins_pwm1_a: pwm1_a {
 246                                 broadcom,pins = <13>;
 247                         };
 248
 249                         pins_pwm1_b: pwm1_b {
 250                                 broadcom,pins = <19>;
 251                         };
 252
 253                         pins_pwm1_c: pwm1_c {
 254                                 broadcom,pins = <41>;
 255                         };
 256
 257                         pins_pwm1_d: pwm1_d {
 258                                 broadcom,pins = <45>;
 259                         };
 260
 261                         /* UART0 */
 262                         pins_uart0_a: uart0_a {
 263                                 broadcom,pins = <14>, <15>;
 264                         };
 265
 266                         pins_uart0_b: uart0_b {
 267                                 broadcom,pins = <32>, <33>;
 268                         };
 269
 270                         pins_uart0_c: uart0_c {
 271                                 broadcom,pins = <36>, <37>;
 272                         };
 273
 274                         pins_uart0_fc_a: uart0_fc_a {
 275                                 broadcom,pins = <16>, <17>;
 276                         };
 277
 278                         pins_uart0_fc_b: uart0_fc_b {
 279                                 broadcom,pins = <30>, <31>;
 280                         };
 281
 282                         pins_uart0_fc_c: uart0_fc_c {
 283                                 broadcom,pins = <39>, <38>;
 284                         };
 285
 286                         /* PCM */
 287                         pins_pcm_a: pcm_a {
 288                                 broadcom,pins = <18>, <19>, <20>, <21>;
 289                         };
 290
 291                         pins_pcm_b: pcm_b {
 292                                 broadcom,pins = <28>, <29>, <30>, <31>;
 293                         };
 294
 295                         /* Secondary Address Bus */
 296                         pins_sm_addr_a: sm_addr_a {
 297                                 broadcom,pins = <5>, <4>, <3>, <2>, <1>, <0>;
 298                         };
 299
 300                         pins_sm_addr_b: sm_addr_b {
 301                                 broadcom,pins = <33>, <32>, <31>, <30>, <29>,
 302                                                 <28>;
 303                         };
 304
 305                         pins_sm_ctl_a: sm_ctl_a {
 306                                 broadcom,pins = <6>, <7>;
 307                         };
 308
 309                         pins_sm_ctl_b: sm_ctl_b {
 310                                 broadcom,pins = <34>, <35>;
 311                         };
 312
 313                         pins_sm_data_8bit_a: sm_data_8bit_a {
 314                                 broadcom,pins = <8>, <9>, <10>, <11>, <12>,
 315                                                 <13>, <14>, <15>;
 316                         };
 317
 318                         pins_sm_data_8bit_b: sm_data_8bit_b {
 319                                 broadcom,pins = <36>, <37>, <38>, <39>, <40>,
 320                                                 <41>, <42>, <43>;
 321                         };
 322
 323                         pins_sm_data_16bit: sm_data_16bit {
 324                                 broadcom,pins = <16>, <17>, <18>, <19>, <20>,
 325                                                 <21>, <22>, <23>;
 326                         };
 327
 328                         pins_sm_data_18bit: sm_data_18bit {
 329                                 broadcom,pins = <24>, <25>;
 330                         };
 331
 332                         /* BSCSL */
 333                         pins_bscsl: bscsl {
 334                                 broadcom,pins = <18>, <19>;
 335                         };
 336
 337                         /* SPISL */
 338                         pins_spisl: spisl {
 339                                 broadcom,pins = <18>, <19>, <20>, <21>;
 340                         };
 341
 342                         /* SPI1 */
 343                         pins_spi1: spi1 {
 344                                 broadcom,pins = <16>, <17>, <18>, <19>, <20>,
 345                                                 <21>;
 346                         };
 347
 348                         /* UART1 */
 349                         pins_uart1_a: uart1_a {
 350                                 broadcom,pins = <14>, <15>;
 351                         };
 352
 353                         pins_uart1_b: uart1_b {
 354                                 broadcom,pins = <32>, <33>;
 355                         };
 356
 357                         pins_uart1_c: uart1_c {
 358                                 broadcom,pins = <40>, <41>;
 359                         };
 360
 361                         pins_uart1_fc_a: uart1_fc_a {
 362                                 broadcom,pins = <16>, <17>;
 363                         };
 364
 365                         pins_uart1_fc_b: uart1_fc_b {
 366                                 broadcom,pins = <30>, <31>;
 367                         };
 368
 369                         pins_uart1_fc_c: uart1_fc_c {
 370                                 broadcom,pins = <43>, <42>;
 371                         };
 372
 373                         /* SPI2 */
 374                         pins_spi2: spi2 {
 375                                 broadcom,pins = <40>, <41>, <42>, <43>, <44>,
 376                                                 <45>;
 377                         };
 378
 379                         /* ARM JTAG */
 380                         pins_arm_jtag_trst: arm_jtag_trst {
 381                                 broadcom,pins = <22>;
 382                         };
 383
 384                         pins_arm_jtag_a: arm_jtag_a {
 385                                 broadcom,pins = <4>, <5>, <6>, <12>, <13>;
 386                         };
 387
 388                         pins_arm_jtag_b: arm_jtag_b {
 389                                 broadcom,pins = <23>, <24>, <25>, <26>, <27>;
 390                         };
 391
 392                         /* Reserved */
 393                         pins_reserved: reserved {
 394                                 broadcom,pins = <48>, <49>, <50>, <51>, <52>,
 395                                                 <53>;
 396                         };
 397                 };
 398
 399                 dma: dma {
 400                         compatible = "broadcom,bcm2835-dma",
 401                                      "broadcom,bcm2708-dma";
 402                         reg = <0x7000 0x1000>, <0xE05000 0x1000>;
 403                         interrupts = <24 25 26 27 28 29 30 31 32 33 34 35 36>;
 404                         interrupt-parent = <&intc>;
 405
 406                         broadcom,channels = <0>;        /* Set by VideoCore */
 407                 };
 408
 409                 vc_mbox: mbox {
 410                         compatible = "broadcom,bcm2835-mbox",
 411                                      "broadcom,bcm2708-mbox";
 412                         reg = <0xB880 0x40>;
 413                         interrupts = <1>;
 414                         interrupt-parent = <&intc>;
 415
 416                         /* Channels
 417                          * 0: Power
 418                          * 1: Frame buffer
 419                          * 2: Virtual UART
 420                          * 3: VCHIQ
 421                          * 4: LEDs
 422                          * 5: Buttons
 423                          * 6: Touch screen
 424                          */
 425                 };
 426
 427                 sdhci {
 428                         compatible = "broadcom,bcm2835-sdhci",
 429                                      "broadcom,bcm2708-sdhci";
 430                         reg = <0x300000 0x100>;
 431                         interrupts = <70>;
 432                         interrupt-parent = <&intc>;
 433
 434                         clock-frequency = <50000000>;   /* Set by VideoCore */
 435                 };
 436
 437                 uart0: uart0 {
 438                         compatible = "broadcom,bcm2835-uart",
 439                                      "broadcom,bcm2708-uart", "arm,pl011",
 440                                      "arm,primecell";
 441                         reg = <0x201000 0x1000>;
 442                         interrupts = <65>;
 443                         interrupt-parent = <&intc>;
 444
 445                         clock-frequency = <3000000>;    /* Set by VideoCore */
 446                         reg-shift = <2>;
 447                 };
 448
 449                 vchiq {
 450                         compatible = "broadcom,bcm2835-vchiq";
 451                         reg = <0xB800 0x50>;
 452                         interrupts = <2>;
 453                         interrupt-parent = <&intc>;
 454                 };
 455
 456                 usb {
 457                         compatible = "broadcom,bcm2835-usb",
 458                                      "broadcom,bcm2708-usb",
 459                                      "synopsys,designware-hs-otg2";
 460                         reg = <0x980000 0x20000>;
 461                         interrupts = <17>;
 462                         interrupt-parent = <&intc>;
 463                         #address-cells = <1>;
 464                         #size-cells = <0>;
 465                 };
 466
 467         };
 468 };