1// SPDX-License-Identifier: GPL-2.0+ 2/dts-v1/; 3#include "aspeed-g5.dtsi" 4#include <dt-bindings/gpio/aspeed-gpio.h> 5#include <dt-bindings/leds/leds-pca955x.h> 6 7/ { 8 model = "Witherspoon BMC"; 9 compatible = "ibm,witherspoon-bmc", "aspeed,ast2500"; 10 11 chosen { 12 stdout-path = &uart5; 13 bootargs = "console=ttyS4,115200 earlycon"; 14 }; 15 16 memory@80000000 { 17 reg = <0x80000000 0x20000000>; 18 }; 19 20 reserved-memory { 21 #address-cells = <1>; 22 #size-cells = <1>; 23 ranges; 24 25 flash_memory: region@98000000 { 26 no-map; 27 reg = <0x98000000 0x04000000>; /* 64M */ 28 }; 29 30 vga_memory: region@9f000000 { 31 no-map; 32 compatible = "shared-dma-pool"; 33 reg = <0x9f000000 0x01000000>; /* 16M */ 34 }; 35 36 gfx_memory: framebuffer { 37 size = <0x01000000>; 38 alignment = <0x01000000>; 39 compatible = "shared-dma-pool"; 40 reusable; 41 }; 42 43 video_engine_memory: jpegbuffer { 44 size = <0x02000000>; /* 32MM */ 45 alignment = <0x01000000>; 46 compatible = "shared-dma-pool"; 47 reusable; 48 }; 49 }; 50 51 gpio-keys { 52 compatible = "gpio-keys"; 53 54 event-air-water { 55 label = "air-water"; 56 gpios = <&gpio ASPEED_GPIO(B, 5) GPIO_ACTIVE_LOW>; 57 linux,code = <ASPEED_GPIO(B, 5)>; 58 }; 59 60 event-checkstop { 61 label = "checkstop"; 62 gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>; 63 linux,code = <ASPEED_GPIO(J, 2)>; 64 }; 65 66 event-ps0-presence { 67 label = "ps0-presence"; 68 gpios = <&gpio ASPEED_GPIO(P, 7) GPIO_ACTIVE_LOW>; 69 linux,code = <ASPEED_GPIO(P, 7)>; 70 }; 71 72 event-ps1-presence { 73 label = "ps1-presence"; 74 gpios = <&gpio ASPEED_GPIO(N, 0) GPIO_ACTIVE_LOW>; 75 linux,code = <ASPEED_GPIO(N, 0)>; 76 }; 77 }; 78 79 iio-hwmon-battery { 80 compatible = "iio-hwmon"; 81 io-channels = <&adc 12>; 82 }; 83 84 gpio-keys-polled { 85 compatible = "gpio-keys-polled"; 86 poll-interval = <1000>; 87 88 event-fan0-presence { 89 label = "fan0-presence"; 90 gpios = <&pca0 4 GPIO_ACTIVE_LOW>; 91 linux,code = <4>; 92 }; 93 94 event-fan1-presence { 95 label = "fan1-presence"; 96 gpios = <&pca0 5 GPIO_ACTIVE_LOW>; 97 linux,code = <5>; 98 }; 99 100 event-fan2-presence { 101 label = "fan2-presence"; 102 gpios = <&pca0 6 GPIO_ACTIVE_LOW>; 103 linux,code = <6>; 104 }; 105 106 event-fan3-presence { 107 label = "fan3-presence"; 108 gpios = <&pca0 7 GPIO_ACTIVE_LOW>; 109 linux,code = <7>; 110 }; 111 }; 112 113 leds { 114 compatible = "gpio-leds"; 115 116 fan0 { 117 retain-state-shutdown; 118 default-state = "keep"; 119 gpios = <&pca0 0 GPIO_ACTIVE_LOW>; 120 }; 121 122 fan1 { 123 retain-state-shutdown; 124 default-state = "keep"; 125 gpios = <&pca0 1 GPIO_ACTIVE_LOW>; 126 }; 127 128 fan2 { 129 retain-state-shutdown; 130 default-state = "keep"; 131 gpios = <&pca0 2 GPIO_ACTIVE_LOW>; 132 }; 133 134 fan3 { 135 retain-state-shutdown; 136 default-state = "keep"; 137 gpios = <&pca0 3 GPIO_ACTIVE_LOW>; 138 }; 139 140 front-fault { 141 retain-state-shutdown; 142 default-state = "keep"; 143 gpios = <&pca0 13 GPIO_ACTIVE_LOW>; 144 }; 145 146 front-power { 147 retain-state-shutdown; 148 default-state = "keep"; 149 gpios = <&pca0 14 GPIO_ACTIVE_LOW>; 150 }; 151 152 front-id { 153 retain-state-shutdown; 154 default-state = "keep"; 155 gpios = <&pca0 15 GPIO_ACTIVE_LOW>; 156 }; 157 158 rear-fault { 159 gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>; 160 }; 161 162 rear-id { 163 gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_LOW>; 164 }; 165 166 rear-power { 167 gpios = <&gpio ASPEED_GPIO(N, 3) GPIO_ACTIVE_LOW>; 168 }; 169 170 power-button { 171 gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>; 172 }; 173 }; 174 175 fsi: gpio-fsi { 176 compatible = "fsi-master-gpio", "fsi-master"; 177 #address-cells = <2>; 178 #size-cells = <0>; 179 no-gpio-delays; 180 181 clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>; 182 data-gpios = <&gpio ASPEED_GPIO(E, 0) GPIO_ACTIVE_HIGH>; 183 mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>; 184 enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>; 185 trans-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>; 186 }; 187 188 iio-hwmon-dps310 { 189 compatible = "iio-hwmon"; 190 io-channels = <&dps 0>; 191 }; 192 193 iio-hwmon-bmp280 { 194 compatible = "iio-hwmon"; 195 io-channels = <&bmp 1>; 196 }; 197 198}; 199 200&gpio { 201 gpio-line-names = 202 /*A0-A7*/ "","cfam-reset","","","","","fsi-mux","", 203 /*B0-B7*/ "","","","","","air-water","","", 204 /*C0-C7*/ "","","","","","","","", 205 /*D0-D7*/ "fsi-enable","","","","","","","", 206 /*E0-E7*/ "fsi-data","","","","","","","", 207 /*F0-F7*/ "","","","","","","","", 208 /*G0-G7*/ "","","","","","","","", 209 /*H0-H7*/ "","","","","","","","", 210 /*I0-I7*/ "","","","","","","","", 211 /*J0-J7*/ "","","checkstop","","","","","", 212 /*K0-K7*/ "","","","","","","","", 213 /*L0-L7*/ "","","","","","","","", 214 /*M0-M7*/ "","","","","","","","", 215 /*N0-N7*/ "presence-ps1","","led-rear-fault","led-rear-power", 216 "led-rear-id","","","", 217 /*O0-O7*/ "","","","","","","","", 218 /*P0-P7*/ "","","","","","","","presence-ps0", 219 /*Q0-Q7*/ "","","","","","","","", 220 /*R0-R7*/ "","","fsi-trans","","","power-button","","", 221 /*S0-S7*/ "","","","","","","","", 222 /*T0-T7*/ "","","","","","","","", 223 /*U0-U7*/ "","","","","","","","", 224 /*V0-V7*/ "","","","","","","","", 225 /*W0-W7*/ "","","","","","","","", 226 /*X0-X7*/ "","","","","","","","", 227 /*Y0-Y7*/ "","","","","","","","", 228 /*Z0-Z7*/ "","","","","","","","", 229 /*AA0-AA7*/ "fsi-clock","","","","","","","", 230 /*AB0-AB7*/ "","","","","","","","", 231 /*AC0-AC7*/ "","","","","","","",""; 232}; 233 234&fmc { 235 status = "okay"; 236 237 flash@0 { 238 status = "okay"; 239 label = "bmc"; 240 m25p,fast-read; 241 spi-max-frequency = <50000000>; 242 243 partitions { 244 #address-cells = < 1 >; 245 #size-cells = < 1 >; 246 compatible = "fixed-partitions"; 247 u-boot@0 { 248 reg = < 0 0x60000 >; 249 label = "u-boot"; 250 }; 251 u-boot-env@60000 { 252 reg = < 0x60000 0x20000 >; 253 label = "u-boot-env"; 254 }; 255 obmc-ubi@80000 { 256 reg = < 0x80000 0x1F80000 >; 257 label = "obmc-ubi"; 258 }; 259 }; 260 }; 261 262 flash@1 { 263 status = "okay"; 264 label = "alt-bmc"; 265 m25p,fast-read; 266 spi-max-frequency = <50000000>; 267 268 partitions { 269 #address-cells = < 1 >; 270 #size-cells = < 1 >; 271 compatible = "fixed-partitions"; 272 u-boot@0 { 273 reg = < 0 0x60000 >; 274 label = "alt-u-boot"; 275 }; 276 u-boot-env@60000 { 277 reg = < 0x60000 0x20000 >; 278 label = "alt-u-boot-env"; 279 }; 280 obmc-ubi@80000 { 281 reg = < 0x80000 0x1F80000 >; 282 label = "alt-obmc-ubi"; 283 }; 284 }; 285 }; 286}; 287 288&spi1 { 289 status = "okay"; 290 pinctrl-names = "default"; 291 pinctrl-0 = <&pinctrl_spi1_default>; 292 293 flash@0 { 294 status = "okay"; 295 label = "pnor"; 296 m25p,fast-read; 297 spi-max-frequency = <100000000>; 298 }; 299}; 300 301&uart1 { 302 /* Rear RS-232 connector */ 303 status = "okay"; 304 pinctrl-names = "default"; 305 pinctrl-0 = <&pinctrl_txd1_default 306 &pinctrl_rxd1_default 307 &pinctrl_nrts1_default 308 &pinctrl_ndtr1_default 309 &pinctrl_ndsr1_default 310 &pinctrl_ncts1_default 311 &pinctrl_ndcd1_default 312 &pinctrl_nri1_default>; 313}; 314 315&uart2 { 316 /* APSS */ 317 status = "okay"; 318 pinctrl-names = "default"; 319 pinctrl-0 = <&pinctrl_txd2_default &pinctrl_rxd2_default>; 320}; 321 322&uart5 { 323 status = "okay"; 324}; 325 326&lpc_ctrl { 327 status = "okay"; 328 memory-region = <&flash_memory>; 329 flash = <&spi1>; 330}; 331 332&mac0 { 333 status = "okay"; 334 pinctrl-names = "default"; 335 pinctrl-0 = <&pinctrl_rmii1_default>; 336 clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>, 337 <&syscon ASPEED_CLK_MAC1RCLK>; 338 clock-names = "MACCLK", "RCLK"; 339 use-ncsi; 340}; 341 342&i2c2 { 343 status = "okay"; 344 345 /* MUX -> 346 * Samtec 1 347 * Samtec 2 348 */ 349}; 350 351&i2c3 { 352 status = "okay"; 353 354 bmp: bmp280@77 { 355 compatible = "bosch,bmp280"; 356 reg = <0x77>; 357 #io-channel-cells = <1>; 358 }; 359 360 max31785@52 { 361 compatible = "maxim,max31785a"; 362 reg = <0x52>; 363 #address-cells = <1>; 364 #size-cells = <0>; 365 }; 366 367 dps: dps310@76 { 368 compatible = "infineon,dps310"; 369 reg = <0x76>; 370 #io-channel-cells = <0>; 371 }; 372 373 pca0: pca9552@60 { 374 compatible = "nxp,pca9552"; 375 reg = <0x60>; 376 #address-cells = <1>; 377 #size-cells = <0>; 378 379 gpio-controller; 380 #gpio-cells = <2>; 381 382 gpio@0 { 383 reg = <0>; 384 type = <PCA955X_TYPE_GPIO>; 385 }; 386 387 gpio@1 { 388 reg = <1>; 389 type = <PCA955X_TYPE_GPIO>; 390 }; 391 392 gpio@2 { 393 reg = <2>; 394 type = <PCA955X_TYPE_GPIO>; 395 }; 396 397 gpio@3 { 398 reg = <3>; 399 type = <PCA955X_TYPE_GPIO>; 400 }; 401 402 gpio@4 { 403 reg = <4>; 404 type = <PCA955X_TYPE_GPIO>; 405 }; 406 407 gpio@5 { 408 reg = <5>; 409 type = <PCA955X_TYPE_GPIO>; 410 }; 411 412 gpio@6 { 413 reg = <6>; 414 type = <PCA955X_TYPE_GPIO>; 415 }; 416 417 gpio@7 { 418 reg = <7>; 419 type = <PCA955X_TYPE_GPIO>; 420 }; 421 422 gpio@8 { 423 reg = <8>; 424 type = <PCA955X_TYPE_GPIO>; 425 }; 426 427 gpio@9 { 428 reg = <9>; 429 type = <PCA955X_TYPE_GPIO>; 430 }; 431 432 gpio@10 { 433 reg = <10>; 434 type = <PCA955X_TYPE_GPIO>; 435 }; 436 437 gpio@11 { 438 reg = <11>; 439 type = <PCA955X_TYPE_GPIO>; 440 }; 441 442 gpio@12 { 443 reg = <12>; 444 type = <PCA955X_TYPE_GPIO>; 445 }; 446 447 gpio@13 { 448 reg = <13>; 449 type = <PCA955X_TYPE_GPIO>; 450 }; 451 452 gpio@14 { 453 reg = <14>; 454 type = <PCA955X_TYPE_GPIO>; 455 }; 456 457 gpio@15 { 458 reg = <15>; 459 type = <PCA955X_TYPE_GPIO>; 460 }; 461 }; 462 463 power-supply@68 { 464 compatible = "ibm,cffps1"; 465 reg = <0x68>; 466 }; 467 468 power-supply@69 { 469 compatible = "ibm,cffps1"; 470 reg = <0x69>; 471 }; 472}; 473 474&i2c4 { 475 status = "okay"; 476 477 tmp423a@4c { 478 compatible = "ti,tmp423"; 479 reg = <0x4c>; 480 }; 481 482 ir35221@70 { 483 compatible = "infineon,ir35221"; 484 reg = <0x70>; 485 }; 486 487 ir35221@71 { 488 compatible = "infineon,ir35221"; 489 reg = <0x71>; 490 }; 491}; 492 493 494&i2c5 { 495 status = "okay"; 496 497 tmp423a@4c { 498 compatible = "ti,tmp423"; 499 reg = <0x4c>; 500 }; 501 502 ir35221@70 { 503 compatible = "infineon,ir35221"; 504 reg = <0x70>; 505 }; 506 507 ir35221@71 { 508 compatible = "infineon,ir35221"; 509 reg = <0x71>; 510 }; 511}; 512 513&i2c9 { 514 status = "okay"; 515 516 tmp275@4a { 517 compatible = "ti,tmp275"; 518 reg = <0x4a>; 519 }; 520}; 521 522&i2c10 { 523 /* MUX 524 * -> PCIe Slot 3 525 * -> PCIe Slot 4 526 */ 527 status = "okay"; 528}; 529 530&i2c11 { 531 status = "okay"; 532 533 pca9552: pca9552@60 { 534 compatible = "nxp,pca9552"; 535 reg = <0x60>; 536 #address-cells = <1>; 537 #size-cells = <0>; 538 gpio-controller; 539 #gpio-cells = <2>; 540 541 gpio-line-names = "PS_SMBUS_RESET_N", "APSS_RESET_N", 542 "GPU0_TH_OVERT_N_BUFF", "GPU1_TH_OVERT_N_BUFF", 543 "GPU2_TH_OVERT_N_BUFF", "GPU3_TH_OVERT_N_BUFF", 544 "GPU4_TH_OVERT_N_BUFF", "GPU5_TH_OVERT_N_BUFF", 545 "GPU0_PWR_GOOD_BUFF", "GPU1_PWR_GOOD_BUFF", 546 "GPU2_PWR_GOOD_BUFF", "GPU3_PWR_GOOD_BUFF", 547 "GPU4_PWR_GOOD_BUFF", "GPU5_PWR_GOOD_BUFF", 548 "12V_BREAKER_FLT_N", "THROTTLE_UNLATCHED_N"; 549 550 gpio@0 { 551 reg = <0>; 552 type = <PCA955X_TYPE_GPIO>; 553 }; 554 555 gpio@1 { 556 reg = <1>; 557 type = <PCA955X_TYPE_GPIO>; 558 }; 559 560 gpio@2 { 561 reg = <2>; 562 type = <PCA955X_TYPE_GPIO>; 563 }; 564 565 gpio@3 { 566 reg = <3>; 567 type = <PCA955X_TYPE_GPIO>; 568 }; 569 570 gpio@4 { 571 reg = <4>; 572 type = <PCA955X_TYPE_GPIO>; 573 }; 574 575 gpio@5 { 576 reg = <5>; 577 type = <PCA955X_TYPE_GPIO>; 578 }; 579 580 gpio@6 { 581 reg = <6>; 582 type = <PCA955X_TYPE_GPIO>; 583 }; 584 585 gpio@7 { 586 reg = <7>; 587 type = <PCA955X_TYPE_GPIO>; 588 }; 589 590 gpio@8 { 591 reg = <8>; 592 type = <PCA955X_TYPE_GPIO>; 593 }; 594 595 gpio@9 { 596 reg = <9>; 597 type = <PCA955X_TYPE_GPIO>; 598 }; 599 600 gpio@10 { 601 reg = <10>; 602 type = <PCA955X_TYPE_GPIO>; 603 }; 604 605 gpio@11 { 606 reg = <11>; 607 type = <PCA955X_TYPE_GPIO>; 608 }; 609 610 gpio@12 { 611 reg = <12>; 612 type = <PCA955X_TYPE_GPIO>; 613 }; 614 615 gpio@13 { 616 reg = <13>; 617 type = <PCA955X_TYPE_GPIO>; 618 }; 619 620 gpio@14 { 621 reg = <14>; 622 type = <PCA955X_TYPE_GPIO>; 623 }; 624 625 gpio@15 { 626 reg = <15>; 627 type = <PCA955X_TYPE_GPIO>; 628 }; 629 }; 630 631 rtc@32 { 632 compatible = "epson,rx8900"; 633 reg = <0x32>; 634 }; 635 636 eeprom@51 { 637 compatible = "atmel,24c64"; 638 reg = <0x51>; 639 }; 640 641 ucd90160@64 { 642 compatible = "ti,ucd90160"; 643 reg = <0x64>; 644 }; 645}; 646 647&i2c12 { 648 status = "okay"; 649}; 650 651&i2c13 { 652 status = "okay"; 653}; 654 655&vuart { 656 status = "okay"; 657}; 658 659&gfx { 660 status = "okay"; 661 memory-region = <&gfx_memory>; 662}; 663 664&pinctrl { 665 aspeed,external-nodes = <&gfx &lhc>; 666}; 667 668&wdt1 { 669 aspeed,reset-type = "none"; 670 aspeed,external-signal; 671 aspeed,ext-push-pull; 672 aspeed,ext-active-high; 673 674 pinctrl-names = "default"; 675 pinctrl-0 = <&pinctrl_wdtrst1_default>; 676}; 677 678&wdt2 { 679 aspeed,alt-boot; 680}; 681 682&ibt { 683 status = "okay"; 684}; 685 686&adc { 687 status = "okay"; 688}; 689 690&vhub { 691 status = "okay"; 692}; 693 694&video { 695 status = "okay"; 696 memory-region = <&video_engine_memory>; 697}; 698 699&xdma { 700 status = "okay"; 701 memory-region = <&vga_memory>; 702}; 703 704#include "ibm-power9-dual.dtsi" 705