sys/dts/arm/bcm2836.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         timer {
  33                 compatible = "arm,armv7-timer";
  34                 clock-frequency = <19200000>;
  35                 interrupts = <0 1 3 2>;
  36                 interrupt-parent = <&local_intc>;
  37         };
  38
  39         SOC: axi {
  40                 compatible = "simple-bus";
  41                 #address-cells = <1>;
  42                 #size-cells = <1>;
  43                 reg = <0x3f000000 0x01000000>;
  44                 ranges = <0 0x3f000000 0x01000000>,
  45                     <0x40000000 0x40000000 0x00001000>;
  46
  47                 local_intc: local_intc {
  48                         compatible = "brcm,bcm2836-l1-intc";
  49                         reg = <0x40000000 0x100>;
  50                         interrupt-controller;
  51                         #interrupt-cells = <1>;
  52                         interrupt-parent = <&local_intc>;
  53                 };
  54
  55                 intc: interrupt-controller {
  56                         compatible = "broadcom,bcm2835-armctrl-ic",
  57                                      "broadcom,bcm2708-armctrl-ic";
  58                         reg = <0xB200 0x200>;
  59                         interrupt-parent = <&local_intc>;
  60                         interrupts = <8>;
  61
  62                         interrupt-controller;
  63                         #interrupt-cells = <1>;
  64
  65                         /* Bank 0
  66                          * 0: ARM_TIMER
  67                          * 1: ARM_MAILBOX
  68                          * 2: ARM_DOORBELL_0
  69                          * 3: ARM_DOORBELL_1
  70                          * 4: VPU0_HALTED
  71                          * 5: VPU1_HALTED
  72                          * 6: ILLEGAL_TYPE0
  73                          * 7: ILLEGAL_TYPE1
  74                          */
  75
  76                         /* Bank 1
  77                          * 0: TIMER0            16: DMA0
  78                          * 1: TIMER1            17: DMA1
  79                          * 2: TIMER2            18: VC_DMA2
  80                          * 3: TIMER3            19: VC_DMA3
  81                          * 4: CODEC0            20: DMA4
  82                          * 5: CODEC1            21: DMA5
  83                          * 6: CODEC2            22: DMA6
  84                          * 7: VC_JPEG           23: DMA7
  85                          * 8: ISP               24: DMA8
  86                          * 9: VC_USB            25: DMA9
  87                          * 10: VC_3D            26: DMA10
  88                          * 11: TRANSPOSER       27: DMA11
  89                          * 12: MULTICORESYNC0   28: DMA12
  90                          * 13: MULTICORESYNC1   29: AUX
  91                          * 14: MULTICORESYNC2   30: ARM
  92                          * 15: MULTICORESYNC3   31: VPUDMA
  93                          */
  94
  95                         /* Bank 2
  96                          * 0: HOSTPORT          16: SMI
  97                          * 1: VIDEOSCALER       17: GPIO0
  98                          * 2: CCP2TX            18: GPIO1
  99                          * 3: SDC               19: GPIO2
 100                          * 4: DSI0              20: GPIO3
 101                          * 5: AVE               21: VC_I2C
 102                          * 6: CAM0              22: VC_SPI
 103                          * 7: CAM1              23: VC_I2SPCM
 104                          * 8: HDMI0             24: VC_SDIO
 105                          * 9: HDMI1             25: VC_UART
 106                          * 10: PIXELVALVE1      26: SLIMBUS
 107                          * 11: I2CSPISLV        27: VEC
 108                          * 12: DSI1             28: CPG
 109                          * 13: PWA0             29: RNG
 110                          * 14: PWA1             30: VC_ARASANSDIO
 111                          * 15: CPR              31: AVSPMON
 112                          */
 113                 };
 114
 115                 watchdog0 {
 116                         compatible = "broadcom,bcm2835-wdt",
 117                                      "broadcom,bcm2708-wdt";
 118                         reg = <0x10001c 0x0c>; /* 0x1c, 0x20, 0x24 */
 119                 };
 120
 121                 gpio: gpio {
 122                         compatible = "broadcom,bcm2835-gpio",
 123                                      "broadcom,bcm2708-gpio";
 124                         reg = <0x200000 0xb0>;
 125
 126                         /* Unusual arrangement of interrupts
 127                          * (determined by testing)
 128                          * 17: Bank 0 (GPIOs  0-31)
 129                          * 19: Bank 1 (GPIOs 32-53)
 130                          * 18: Bank 2
 131                          * 20: All banks (GPIOs 0-53)
 132                          */
 133                         interrupts = <57 59 58 60>;
 134                         interrupt-parent = <&intc>;
 135
 136                         gpio-controller;
 137                         #gpio-cells = <2>;
 138
 139                         interrupt-controller;
 140                         #interrupt-cells = <2>;
 141
 142                         pinctrl-names = "default";
 143                         pinctrl-0 = <&pins_reserved>;
 144
 145                         /* Pins that can short 3.3V to GND in output mode: 46
 146                          * Pins used by VideoCore: 48-53
 147                          */
 148                         broadcom,read-only = <46>, <48>, <49>, <50>,
 149                                              <51>, <52>, <53>;
 150
 151                         /* BSC0 */
 152                         pins_bsc0_a: bsc0_a {
 153                                 broadcom,pins = <0>, <1>;
 154                         };
 155
 156                         pins_bsc0_b: bsc0_b {
 157                                 broadcom,pins = <28>, <29>;
 158                         };
 159
 160                         pins_bsc0_c: bsc0_c {
 161                                 broadcom,pins = <44>, <45>;
 162                         };
 163
 164                         /* BSC1 */
 165                         pins_bsc1_a: bsc1_a {
 166                                 broadcom,pins = <2>, <3>;
 167                         };
 168
 169                         pins_bsc1_b: bsc1_b {
 170                                 broadcom,pins = <44>, <45>;
 171                         };
 172
 173                         /* GPCLK0 */
 174                         pins_gpclk0_a: gpclk0_a {
 175                                 broadcom,pins = <4>;
 176                         };
 177
 178                         pins_gpclk0_b: gpclk0_b {
 179                                 broadcom,pins = <20>;
 180                         };
 181
 182                         pins_gpclk0_c: gpclk0_c {
 183                                 broadcom,pins = <32>;
 184                         };
 185
 186                         pins_gpclk0_d: gpclk0_d {
 187                                 broadcom,pins = <34>;
 188                         };
 189
 190                         /* GPCLK1 */
 191                         pins_gpclk1_a: gpclk1_a {
 192                                 broadcom,pins = <5>;
 193                         };
 194
 195                         pins_gpclk1_b: gpclk1_b {
 196                                 broadcom,pins = <21>;
 197                         };
 198
 199                         pins_gpclk1_c: gpclk1_c {
 200                                 broadcom,pins = <42>;
 201                         };
 202
 203                         pins_gpclk1_d: gpclk1_d {
 204                                 broadcom,pins = <44>;
 205                         };
 206
 207                         /* GPCLK2 */
 208                         pins_gpclk2_a: gpclk2_a {
 209                                 broadcom,pins = <6>;
 210                         };
 211
 212                         pins_gpclk2_b: gpclk2_b {
 213                                 broadcom,pins = <43>;
 214                         };
 215
 216                         /* SPI0 */
 217                         pins_spi0_a: spi0_a {
 218                                 broadcom,pins = <7>, <8>, <9>, <10>, <11>;
 219                         };
 220
 221                         pins_spi0_b: spi0_b {
 222                                 broadcom,pins = <35>, <36>, <37>, <38>, <39>;
 223                         };
 224
 225                         /* PWM */
 226                         pins_pwm0_a: pwm0_a {
 227                                 broadcom,pins = <12>;
 228                         };
 229
 230                         pins_pwm0_b: pwm0_b {
 231                                 broadcom,pins = <18>;
 232                         };
 233
 234                         pins_pwm0_c: pwm0_c {
 235                                 broadcom,pins = <40>;
 236                         };
 237
 238                         pins_pwm1_a: pwm1_a {
 239                                 broadcom,pins = <13>;
 240                         };
 241
 242                         pins_pwm1_b: pwm1_b {
 243                                 broadcom,pins = <19>;
 244                         };
 245
 246                         pins_pwm1_c: pwm1_c {
 247                                 broadcom,pins = <41>;
 248                         };
 249
 250                         pins_pwm1_d: pwm1_d {
 251                                 broadcom,pins = <45>;
 252                         };
 253
 254                         /* UART0 */
 255                         pins_uart0_a: uart0_a {
 256                                 broadcom,pins = <14>, <15>;
 257                         };
 258
 259                         pins_uart0_b: uart0_b {
 260                                 broadcom,pins = <32>, <33>;
 261                         };
 262
 263                         pins_uart0_c: uart0_c {
 264                                 broadcom,pins = <36>, <37>;
 265                         };
 266
 267                         pins_uart0_fc_a: uart0_fc_a {
 268                                 broadcom,pins = <16>, <17>;
 269                         };
 270
 271                         pins_uart0_fc_b: uart0_fc_b {
 272                                 broadcom,pins = <30>, <31>;
 273                         };
 274
 275                         pins_uart0_fc_c: uart0_fc_c {
 276                                 broadcom,pins = <39>, <38>;
 277                         };
 278
 279                         /* PCM */
 280                         pins_pcm_a: pcm_a {
 281                                 broadcom,pins = <18>, <19>, <20>, <21>;
 282                         };
 283
 284                         pins_pcm_b: pcm_b {
 285                                 broadcom,pins = <28>, <29>, <30>, <31>;
 286                         };
 287
 288                         /* Secondary Address Bus */
 289                         pins_sm_addr_a: sm_addr_a {
 290                                 broadcom,pins = <5>, <4>, <3>, <2>, <1>, <0>;
 291                         };
 292
 293                         pins_sm_addr_b: sm_addr_b {
 294                                 broadcom,pins = <33>, <32>, <31>, <30>, <29>,
 295                                                 <28>;
 296                         };
 297
 298                         pins_sm_ctl_a: sm_ctl_a {
 299                                 broadcom,pins = <6>, <7>;
 300                         };
 301
 302                         pins_sm_ctl_b: sm_ctl_b {
 303                                 broadcom,pins = <34>, <35>;
 304                         };
 305
 306                         pins_sm_data_8bit_a: sm_data_8bit_a {
 307                                 broadcom,pins = <8>, <9>, <10>, <11>, <12>,
 308                                                 <13>, <14>, <15>;
 309                         };
 310
 311                         pins_sm_data_8bit_b: sm_data_8bit_b {
 312                                 broadcom,pins = <36>, <37>, <38>, <39>, <40>,
 313                                                 <41>, <42>, <43>;
 314                         };
 315
 316                         pins_sm_data_16bit: sm_data_16bit {
 317                                 broadcom,pins = <16>, <17>, <18>, <19>, <20>,
 318                                                 <21>, <22>, <23>;
 319                         };
 320
 321                         pins_sm_data_18bit: sm_data_18bit {
 322                                 broadcom,pins = <24>, <25>;
 323                         };
 324
 325                         /* BSCSL */
 326                         pins_bscsl: bscsl {
 327                                 broadcom,pins = <18>, <19>;
 328                         };
 329
 330                         /* SPISL */
 331                         pins_spisl: spisl {
 332                                 broadcom,pins = <18>, <19>, <20>, <21>;
 333                         };
 334
 335                         /* SPI1 */
 336                         pins_spi1: spi1 {
 337                                 broadcom,pins = <16>, <17>, <18>, <19>, <20>,
 338                                                 <21>;
 339                         };
 340
 341                         /* UART1 */
 342                         pins_uart1_a: uart1_a {
 343                                 broadcom,pins = <14>, <15>;
 344                         };
 345
 346                         pins_uart1_b: uart1_b {
 347                                 broadcom,pins = <32>, <33>;
 348                         };
 349
 350                         pins_uart1_c: uart1_c {
 351                                 broadcom,pins = <40>, <41>;
 352                         };
 353
 354                         pins_uart1_fc_a: uart1_fc_a {
 355                                 broadcom,pins = <16>, <17>;
 356                         };
 357
 358                         pins_uart1_fc_b: uart1_fc_b {
 359                                 broadcom,pins = <30>, <31>;
 360                         };
 361
 362                         pins_uart1_fc_c: uart1_fc_c {
 363                                 broadcom,pins = <43>, <42>;
 364                         };
 365
 366                         /* SPI2 */
 367                         pins_spi2: spi2 {
 368                                 broadcom,pins = <40>, <41>, <42>, <43>, <44>,
 369                                                 <45>;
 370                         };
 371
 372                         /* ARM JTAG */
 373                         pins_arm_jtag_trst: arm_jtag_trst {
 374                                 broadcom,pins = <22>;
 375                         };
 376
 377                         pins_arm_jtag_a: arm_jtag_a {
 378                                 broadcom,pins = <4>, <5>, <6>, <12>, <13>;
 379                         };
 380
 381                         pins_arm_jtag_b: arm_jtag_b {
 382                                 broadcom,pins = <23>, <24>, <25>, <26>, <27>;
 383                         };
 384
 385                         /* Reserved */
 386                         pins_reserved: reserved {
 387                                 broadcom,pins = <48>, <49>, <50>, <51>, <52>,
 388                                                 <53>;
 389                         };
 390                 };
 391
 392                 cprman {
 393                         compatible = "broadcom,bcm2835-cprman";
 394                         reg = <0x101000 0x2000>;
 395                 };
 396
 397                 rng {
 398                         compatible = "broadcom,bcm2835-rng",
 399                                      "broadcom,bcm2708-rng";
 400                         reg = <0x104000 0x20>;
 401                         interrupts = <69>;
 402                         interrupt-parent = <&intc>;
 403                 };
 404
 405                 bsc0 {
 406                         #address-cells = <1>;
 407                         #size-cells = <0>;
 408                         compatible = "broadcom,bcm2835-bsc",
 409                                      "broadcom,bcm2708-bsc";
 410                         reg = <0x205000 0x20>;
 411                         interrupts = <61>;
 412                         interrupt-parent = <&intc>;
 413                 };
 414
 415                 bsc1 {
 416                         #address-cells = <1>;
 417                         #size-cells = <0>;
 418                         compatible = "broadcom,bcm2835-bsc",
 419                                      "broadcom,bcm2708-bsc";
 420                         reg = <0x804000 0x20>;
 421                         interrupts = <61>;
 422                         interrupt-parent = <&intc>;
 423                 };
 424
 425                 spi0 {
 426                         compatible = "broadcom,bcm2835-spi",
 427                                      "broadcom,bcm2708-spi";
 428                         reg = <0x204000 0x20>;
 429                         interrupts = <62>;
 430                         interrupt-parent = <&intc>;
 431                 };
 432
 433                 pwm0 {
 434                         compatible = "broadcom,bcm2835-pwm";
 435                         reg = <0x20c000 0x28>;
 436                 };
 437
 438                 dma: dma {
 439                         compatible = "broadcom,bcm2835-dma",
 440                                      "broadcom,bcm2708-dma";
 441                         reg = <0x7000 0x1000>, <0xE05000 0x1000>;
 442                         interrupts = <24 25 26 27 28 29 30 31 32 33 34 35 36>;
 443                         interrupt-parent = <&intc>;
 444
 445                         broadcom,channels = <0x7f35>;
 446                 };
 447
 448                 vc_mbox: mbox {
 449                         compatible = "broadcom,bcm2835-mbox",
 450                                      "broadcom,bcm2708-mbox";
 451                         reg = <0xB880 0x40>;
 452                         interrupts = <1>;
 453                         interrupt-parent = <&intc>;
 454
 455                         /* Channels
 456                          * 0: Power
 457                          * 1: Frame buffer
 458                          * 2: Virtual UART
 459                          * 3: VCHIQ
 460                          * 4: LEDs
 461                          * 5: Buttons
 462                          * 6: Touch screen
 463                          */
 464                 };
 465
 466                 sdhci {
 467                         compatible = "broadcom,bcm2835-sdhci",
 468                                      "broadcom,bcm2708-sdhci";
 469                         reg = <0x300000 0x100>;
 470                         interrupts = <70>;
 471                         interrupt-parent = <&intc>;
 472
 473                         clock-frequency = <250000000>;  /* Set by VideoCore */
 474                 };
 475
 476                 uart0: uart0 {
 477                         compatible = "broadcom,bcm2835-uart",
 478                                      "broadcom,bcm2708-uart", "arm,pl011",
 479                                      "arm,primecell";
 480                         reg = <0x201000 0x1000>;
 481                         interrupts = <65>;
 482                         interrupt-parent = <&intc>;
 483
 484                         clock-frequency = <3000000>;    /* Set by VideoCore */
 485                         reg-shift = <2>;
 486                 };
 487
 488                 vchiq: vchiq {
 489                         compatible = "broadcom,bcm2835-vchiq";
 490                         reg = <0xB800 0x50>;
 491                         interrupts = <2>;
 492                         interrupt-parent = <&intc>;
 493                         cache-line-size = <32>;
 494                 };
 495
 496                 usb {
 497                         compatible = "broadcom,bcm2835-usb",
 498                                      "broadcom,bcm2708-usb",
 499                                      "synopsys,designware-hs-otg2";
 500                         reg = <0x980000 0x20000>;
 501                         interrupts = <17>;
 502                         interrupt-parent = <&intc>;
 503                         #address-cells = <1>;
 504                         #size-cells = <0>;
 505                 };
 506
 507         };
 508 };