Bindings/pci/qcom,pcie.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pci/qcom,pcie.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm PCI express root complex
   8
   9 maintainers:
  10   - Bjorn Andersson <bjorn.andersson@linaro.org>
  11   - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
  12
  13 description: |
  14   Qualcomm PCIe root complex controller is based on the Synopsys DesignWare
  15   PCIe IP.
  16
  17 properties:
  18   compatible:
  19     oneOf:
  20       - enum:
  21           - qcom,pcie-apq8064
  22           - qcom,pcie-apq8084
  23           - qcom,pcie-ipq4019
  24           - qcom,pcie-ipq6018
  25           - qcom,pcie-ipq8064
  26           - qcom,pcie-ipq8064-v2
  27           - qcom,pcie-ipq8074
  28           - qcom,pcie-ipq8074-gen3
  29           - qcom,pcie-msm8996
  30           - qcom,pcie-qcs404
  31           - qcom,pcie-sa8540p
  32           - qcom,pcie-sa8775p
  33           - qcom,pcie-sc7280
  34           - qcom,pcie-sc8180x
  35           - qcom,pcie-sc8280xp
  36           - qcom,pcie-sdm845
  37           - qcom,pcie-sdx55
  38           - qcom,pcie-sm8150
  39           - qcom,pcie-sm8250
  40           - qcom,pcie-sm8350
  41           - qcom,pcie-sm8450-pcie0
  42           - qcom,pcie-sm8450-pcie1
  43           - qcom,pcie-sm8550
  44       - items:
  45           - const: qcom,pcie-msm8998
  46           - const: qcom,pcie-msm8996
  47
  48   reg:
  49     minItems: 4
  50     maxItems: 6
  51
  52   reg-names:
  53     minItems: 4
  54     maxItems: 6
  55
  56   interrupts:
  57     minItems: 1
  58     maxItems: 8
  59
  60   interrupt-names:
  61     minItems: 1
  62     maxItems: 8
  63
  64   iommu-map:
  65     maxItems: 2
  66
  67   # Common definitions for clocks, clock-names and reset.
  68   # Platform constraints are described later.
  69   clocks:
  70     minItems: 3
  71     maxItems: 13
  72
  73   clock-names:
  74     minItems: 3
  75     maxItems: 13
  76
  77   dma-coherent: true
  78
  79   interconnects:
  80     maxItems: 2
  81
  82   interconnect-names:
  83     items:
  84       - const: pcie-mem
  85       - const: cpu-pcie
  86
  87   resets:
  88     minItems: 1
  89     maxItems: 12
  90
  91   resets-names:
  92     minItems: 1
  93     maxItems: 12
  94
  95   vdda-supply:
  96     description: A phandle to the core analog power supply
  97
  98   vdda_phy-supply:
  99     description: A phandle to the core analog power supply for PHY
 100
 101   vdda_refclk-supply:
 102     description: A phandle to the core analog power supply for IC which generates reference clock
 103
 104   vddpe-3v3-supply:
 105     description: A phandle to the PCIe endpoint power supply
 106
 107   phys:
 108     maxItems: 1
 109
 110   phy-names:
 111     items:
 112       - const: pciephy
 113
 114   power-domains:
 115     maxItems: 1
 116
 117   perst-gpios:
 118     description: GPIO controlled connection to PERST# signal
 119     maxItems: 1
 120
 121   wake-gpios:
 122     description: GPIO controlled connection to WAKE# signal
 123     maxItems: 1
 124
 125 required:
 126   - compatible
 127   - reg
 128   - reg-names
 129   - interrupt-map-mask
 130   - interrupt-map
 131   - clocks
 132   - clock-names
 133
 134 anyOf:
 135   - required:
 136       - interrupts
 137       - interrupt-names
 138       - "#interrupt-cells"
 139   - required:
 140       - msi-map
 141       - msi-map-mask
 142
 143 allOf:
 144   - $ref: /schemas/pci/pci-bus.yaml#
 145   - if:
 146       properties:
 147         compatible:
 148           contains:
 149             enum:
 150               - qcom,pcie-apq8064
 151               - qcom,pcie-ipq4019
 152               - qcom,pcie-ipq8064
 153               - qcom,pcie-ipq8064v2
 154               - qcom,pcie-ipq8074
 155               - qcom,pcie-qcs404
 156     then:
 157       properties:
 158         reg:
 159           minItems: 4
 160           maxItems: 4
 161         reg-names:
 162           items:
 163             - const: dbi # DesignWare PCIe registers
 164             - const: elbi # External local bus interface registers
 165             - const: parf # Qualcomm specific registers
 166             - const: config # PCIe configuration space
 167
 168   - if:
 169       properties:
 170         compatible:
 171           contains:
 172             enum:
 173               - qcom,pcie-ipq6018
 174               - qcom,pcie-ipq8074-gen3
 175     then:
 176       properties:
 177         reg:
 178           minItems: 5
 179           maxItems: 5
 180         reg-names:
 181           items:
 182             - const: dbi # DesignWare PCIe registers
 183             - const: elbi # External local bus interface registers
 184             - const: atu # ATU address space
 185             - const: parf # Qualcomm specific registers
 186             - const: config # PCIe configuration space
 187
 188   - if:
 189       properties:
 190         compatible:
 191           contains:
 192             enum:
 193               - qcom,pcie-apq8084
 194               - qcom,pcie-msm8996
 195               - qcom,pcie-sdm845
 196     then:
 197       properties:
 198         reg:
 199           minItems: 4
 200           maxItems: 5
 201         reg-names:
 202           minItems: 4
 203           items:
 204             - const: parf # Qualcomm specific registers
 205             - const: dbi # DesignWare PCIe registers
 206             - const: elbi # External local bus interface registers
 207             - const: config # PCIe configuration space
 208             - const: mhi # MHI registers
 209
 210   - if:
 211       properties:
 212         compatible:
 213           contains:
 214             enum:
 215               - qcom,pcie-sa8775p
 216               - qcom,pcie-sc7280
 217               - qcom,pcie-sc8180x
 218               - qcom,pcie-sc8280xp
 219               - qcom,pcie-sdx55
 220               - qcom,pcie-sm8250
 221               - qcom,pcie-sm8350
 222               - qcom,pcie-sm8450-pcie0
 223               - qcom,pcie-sm8450-pcie1
 224               - qcom,pcie-sm8550
 225     then:
 226       properties:
 227         reg:
 228           minItems: 5
 229           maxItems: 6
 230         reg-names:
 231           minItems: 5
 232           items:
 233             - const: parf # Qualcomm specific registers
 234             - const: dbi # DesignWare PCIe registers
 235             - const: elbi # External local bus interface registers
 236             - const: atu # ATU address space
 237             - const: config # PCIe configuration space
 238             - const: mhi # MHI registers
 239
 240   - if:
 241       properties:
 242         compatible:
 243           contains:
 244             enum:
 245               - qcom,pcie-apq8064
 246               - qcom,pcie-ipq8064
 247               - qcom,pcie-ipq8064v2
 248     then:
 249       properties:
 250         clocks:
 251           minItems: 3
 252           maxItems: 5
 253         clock-names:
 254           minItems: 3
 255           items:
 256             - const: core # Clocks the pcie hw block
 257             - const: iface # Configuration AHB clock
 258             - const: phy # Clocks the pcie PHY block
 259             - const: aux # Clocks the pcie AUX block, not on apq8064
 260             - const: ref # Clocks the pcie ref block, not on apq8064
 261         resets:
 262           minItems: 5
 263           maxItems: 6
 264         reset-names:
 265           minItems: 5
 266           items:
 267             - const: axi # AXI reset
 268             - const: ahb # AHB reset
 269             - const: por # POR reset
 270             - const: pci # PCI reset
 271             - const: phy # PHY reset
 272             - const: ext # EXT reset, not on apq8064
 273       required:
 274         - vdda-supply
 275         - vdda_phy-supply
 276         - vdda_refclk-supply
 277
 278   - if:
 279       properties:
 280         compatible:
 281           contains:
 282             enum:
 283               - qcom,pcie-apq8084
 284     then:
 285       properties:
 286         clocks:
 287           minItems: 4
 288           maxItems: 4
 289         clock-names:
 290           items:
 291             - const: iface # Configuration AHB clock
 292             - const: master_bus # Master AXI clock
 293             - const: slave_bus # Slave AXI clock
 294             - const: aux # Auxiliary (AUX) clock
 295         resets:
 296           maxItems: 1
 297         reset-names:
 298           items:
 299             - const: core # Core reset
 300
 301   - if:
 302       properties:
 303         compatible:
 304           contains:
 305             enum:
 306               - qcom,pcie-ipq4019
 307     then:
 308       properties:
 309         clocks:
 310           minItems: 3
 311           maxItems: 3
 312         clock-names:
 313           items:
 314             - const: aux # Auxiliary (AUX) clock
 315             - const: master_bus # Master AXI clock
 316             - const: slave_bus # Slave AXI clock
 317         resets:
 318           minItems: 12
 319           maxItems: 12
 320         reset-names:
 321           items:
 322             - const: axi_m # AXI master reset
 323             - const: axi_s # AXI slave reset
 324             - const: pipe # PIPE reset
 325             - const: axi_m_vmid # VMID reset
 326             - const: axi_s_xpu # XPU reset
 327             - const: parf # PARF reset
 328             - const: phy # PHY reset
 329             - const: axi_m_sticky # AXI sticky reset
 330             - const: pipe_sticky # PIPE sticky reset
 331             - const: pwr # PWR reset
 332             - const: ahb # AHB reset
 333             - const: phy_ahb # PHY AHB reset
 334
 335   - if:
 336       properties:
 337         compatible:
 338           contains:
 339             enum:
 340               - qcom,pcie-msm8996
 341     then:
 342       properties:
 343         clocks:
 344           minItems: 5
 345           maxItems: 5
 346         clock-names:
 347           items:
 348             - const: pipe # Pipe Clock driving internal logic
 349             - const: aux # Auxiliary (AUX) clock
 350             - const: cfg # Configuration clock
 351             - const: bus_master # Master AXI clock
 352             - const: bus_slave # Slave AXI clock
 353         resets: false
 354         reset-names: false
 355
 356   - if:
 357       properties:
 358         compatible:
 359           contains:
 360             enum:
 361               - qcom,pcie-ipq8074
 362     then:
 363       properties:
 364         clocks:
 365           minItems: 5
 366           maxItems: 5
 367         clock-names:
 368           items:
 369             - const: iface # PCIe to SysNOC BIU clock
 370             - const: axi_m # AXI Master clock
 371             - const: axi_s # AXI Slave clock
 372             - const: ahb # AHB clock
 373             - const: aux # Auxiliary clock
 374         resets:
 375           minItems: 7
 376           maxItems: 7
 377         reset-names:
 378           items:
 379             - const: pipe # PIPE reset
 380             - const: sleep # Sleep reset
 381             - const: sticky # Core Sticky reset
 382             - const: axi_m # AXI Master reset
 383             - const: axi_s # AXI Slave reset
 384             - const: ahb # AHB Reset
 385             - const: axi_m_sticky # AXI Master Sticky reset
 386
 387   - if:
 388       properties:
 389         compatible:
 390           contains:
 391             enum:
 392               - qcom,pcie-ipq6018
 393               - qcom,pcie-ipq8074-gen3
 394     then:
 395       properties:
 396         clocks:
 397           minItems: 5
 398           maxItems: 5
 399         clock-names:
 400           items:
 401             - const: iface # PCIe to SysNOC BIU clock
 402             - const: axi_m # AXI Master clock
 403             - const: axi_s # AXI Slave clock
 404             - const: axi_bridge # AXI bridge clock
 405             - const: rchng
 406         resets:
 407           minItems: 8
 408           maxItems: 8
 409         reset-names:
 410           items:
 411             - const: pipe # PIPE reset
 412             - const: sleep # Sleep reset
 413             - const: sticky # Core Sticky reset
 414             - const: axi_m # AXI Master reset
 415             - const: axi_s # AXI Slave reset
 416             - const: ahb # AHB Reset
 417             - const: axi_m_sticky # AXI Master Sticky reset
 418             - const: axi_s_sticky # AXI Slave Sticky reset
 419
 420   - if:
 421       properties:
 422         compatible:
 423           contains:
 424             enum:
 425               - qcom,pcie-qcs404
 426     then:
 427       properties:
 428         clocks:
 429           minItems: 4
 430           maxItems: 4
 431         clock-names:
 432           items:
 433             - const: iface # AHB clock
 434             - const: aux # Auxiliary clock
 435             - const: master_bus # AXI Master clock
 436             - const: slave_bus # AXI Slave clock
 437         resets:
 438           minItems: 6
 439           maxItems: 6
 440         reset-names:
 441           items:
 442             - const: axi_m # AXI Master reset
 443             - const: axi_s # AXI Slave reset
 444             - const: axi_m_sticky # AXI Master Sticky reset
 445             - const: pipe_sticky # PIPE sticky reset
 446             - const: pwr # PWR reset
 447             - const: ahb # AHB reset
 448
 449   - if:
 450       properties:
 451         compatible:
 452           contains:
 453             enum:
 454               - qcom,pcie-sc7280
 455     then:
 456       properties:
 457         clocks:
 458           minItems: 13
 459           maxItems: 13
 460         clock-names:
 461           items:
 462             - const: pipe # PIPE clock
 463             - const: pipe_mux # PIPE MUX
 464             - const: phy_pipe # PIPE output clock
 465             - const: ref # REFERENCE clock
 466             - const: aux # Auxiliary clock
 467             - const: cfg # Configuration clock
 468             - const: bus_master # Master AXI clock
 469             - const: bus_slave # Slave AXI clock
 470             - const: slave_q2a # Slave Q2A clock
 471             - const: tbu # PCIe TBU clock
 472             - const: ddrss_sf_tbu # PCIe SF TBU clock
 473             - const: aggre0 # Aggre NoC PCIe CENTER SF AXI clock
 474             - const: aggre1 # Aggre NoC PCIe1 AXI clock
 475         resets:
 476           maxItems: 1
 477         reset-names:
 478           items:
 479             - const: pci # PCIe core reset
 480
 481   - if:
 482       properties:
 483         compatible:
 484           contains:
 485             enum:
 486               - qcom,pcie-sdm845
 487     then:
 488       oneOf:
 489           # Unfortunately the "optional" ref clock is used in the middle of the list
 490         - properties:
 491             clocks:
 492               minItems: 8
 493               maxItems: 8
 494             clock-names:
 495               items:
 496                 - const: pipe # PIPE clock
 497                 - const: aux # Auxiliary clock
 498                 - const: cfg # Configuration clock
 499                 - const: bus_master # Master AXI clock
 500                 - const: bus_slave # Slave AXI clock
 501                 - const: slave_q2a # Slave Q2A clock
 502                 - const: ref # REFERENCE clock
 503                 - const: tbu # PCIe TBU clock
 504         - properties:
 505             clocks:
 506               minItems: 7
 507               maxItems: 7
 508             clock-names:
 509               items:
 510                 - const: pipe # PIPE clock
 511                 - const: aux # Auxiliary clock
 512                 - const: cfg # Configuration clock
 513                 - const: bus_master # Master AXI clock
 514                 - const: bus_slave # Slave AXI clock
 515                 - const: slave_q2a # Slave Q2A clock
 516                 - const: tbu # PCIe TBU clock
 517       properties:
 518         resets:
 519           maxItems: 1
 520         reset-names:
 521           items:
 522             - const: pci # PCIe core reset
 523
 524   - if:
 525       properties:
 526         compatible:
 527           contains:
 528             enum:
 529               - qcom,pcie-sc8180x
 530               - qcom,pcie-sm8150
 531               - qcom,pcie-sm8250
 532     then:
 533       oneOf:
 534           # Unfortunately the "optional" ref clock is used in the middle of the list
 535         - properties:
 536             clocks:
 537               minItems: 9
 538               maxItems: 9
 539             clock-names:
 540               items:
 541                 - const: pipe # PIPE clock
 542                 - const: aux # Auxiliary clock
 543                 - const: cfg # Configuration clock
 544                 - const: bus_master # Master AXI clock
 545                 - const: bus_slave # Slave AXI clock
 546                 - const: slave_q2a # Slave Q2A clock
 547                 - const: ref # REFERENCE clock
 548                 - const: tbu # PCIe TBU clock
 549                 - const: ddrss_sf_tbu # PCIe SF TBU clock
 550         - properties:
 551             clocks:
 552               minItems: 8
 553               maxItems: 8
 554             clock-names:
 555               items:
 556                 - const: pipe # PIPE clock
 557                 - const: aux # Auxiliary clock
 558                 - const: cfg # Configuration clock
 559                 - const: bus_master # Master AXI clock
 560                 - const: bus_slave # Slave AXI clock
 561                 - const: slave_q2a # Slave Q2A clock
 562                 - const: tbu # PCIe TBU clock
 563                 - const: ddrss_sf_tbu # PCIe SF TBU clock
 564       properties:
 565         resets:
 566           maxItems: 1
 567         reset-names:
 568           items:
 569             - const: pci # PCIe core reset
 570
 571   - if:
 572       properties:
 573         compatible:
 574           contains:
 575             enum:
 576               - qcom,pcie-sm8350
 577     then:
 578       properties:
 579         clocks:
 580           minItems: 8
 581           maxItems: 9
 582         clock-names:
 583           minItems: 8
 584           items:
 585             - const: aux # Auxiliary clock
 586             - const: cfg # Configuration clock
 587             - const: bus_master # Master AXI clock
 588             - const: bus_slave # Slave AXI clock
 589             - const: slave_q2a # Slave Q2A clock
 590             - const: tbu # PCIe TBU clock
 591             - const: ddrss_sf_tbu # PCIe SF TBU clock
 592             - const: aggre1 # Aggre NoC PCIe1 AXI clock
 593             - const: aggre0 # Aggre NoC PCIe0 AXI clock
 594         resets:
 595           maxItems: 1
 596         reset-names:
 597           items:
 598             - const: pci # PCIe core reset
 599
 600   - if:
 601       properties:
 602         compatible:
 603           contains:
 604             enum:
 605               - qcom,pcie-sm8450-pcie0
 606     then:
 607       properties:
 608         clocks:
 609           minItems: 12
 610           maxItems: 12
 611         clock-names:
 612           items:
 613             - const: pipe # PIPE clock
 614             - const: pipe_mux # PIPE MUX
 615             - const: phy_pipe # PIPE output clock
 616             - const: ref # REFERENCE clock
 617             - const: aux # Auxiliary clock
 618             - const: cfg # Configuration clock
 619             - const: bus_master # Master AXI clock
 620             - const: bus_slave # Slave AXI clock
 621             - const: slave_q2a # Slave Q2A clock
 622             - const: ddrss_sf_tbu # PCIe SF TBU clock
 623             - const: aggre0 # Aggre NoC PCIe0 AXI clock
 624             - const: aggre1 # Aggre NoC PCIe1 AXI clock
 625         resets:
 626           maxItems: 1
 627         reset-names:
 628           items:
 629             - const: pci # PCIe core reset
 630
 631   - if:
 632       properties:
 633         compatible:
 634           contains:
 635             enum:
 636               - qcom,pcie-sm8450-pcie1
 637     then:
 638       properties:
 639         clocks:
 640           minItems: 11
 641           maxItems: 11
 642         clock-names:
 643           items:
 644             - const: pipe # PIPE clock
 645             - const: pipe_mux # PIPE MUX
 646             - const: phy_pipe # PIPE output clock
 647             - const: ref # REFERENCE clock
 648             - const: aux # Auxiliary clock
 649             - const: cfg # Configuration clock
 650             - const: bus_master # Master AXI clock
 651             - const: bus_slave # Slave AXI clock
 652             - const: slave_q2a # Slave Q2A clock
 653             - const: ddrss_sf_tbu # PCIe SF TBU clock
 654             - const: aggre1 # Aggre NoC PCIe1 AXI clock
 655         resets:
 656           maxItems: 1
 657         reset-names:
 658           items:
 659             - const: pci # PCIe core reset
 660
 661   - if:
 662       properties:
 663         compatible:
 664           contains:
 665             enum:
 666               - qcom,pcie-sm8550
 667     then:
 668       properties:
 669         clocks:
 670           minItems: 7
 671           maxItems: 8
 672         clock-names:
 673           minItems: 7
 674           items:
 675             - const: aux # Auxiliary clock
 676             - const: cfg # Configuration clock
 677             - const: bus_master # Master AXI clock
 678             - const: bus_slave # Slave AXI clock
 679             - const: slave_q2a # Slave Q2A clock
 680             - const: ddrss_sf_tbu # PCIe SF TBU clock
 681             - const: noc_aggr # Aggre NoC PCIe AXI clock
 682             - const: cnoc_sf_axi # Config NoC PCIe1 AXI clock
 683         resets:
 684           minItems: 1
 685           maxItems: 2
 686         reset-names:
 687           minItems: 1
 688           items:
 689             - const: pci # PCIe core reset
 690             - const: link_down # PCIe link down reset
 691
 692   - if:
 693       properties:
 694         compatible:
 695           contains:
 696             enum:
 697               - qcom,pcie-sa8540p
 698               - qcom,pcie-sc8280xp
 699     then:
 700       properties:
 701         clocks:
 702           minItems: 8
 703           maxItems: 9
 704         clock-names:
 705           minItems: 8
 706           items:
 707             - const: aux # Auxiliary clock
 708             - const: cfg # Configuration clock
 709             - const: bus_master # Master AXI clock
 710             - const: bus_slave # Slave AXI clock
 711             - const: slave_q2a # Slave Q2A clock
 712             - const: ddrss_sf_tbu # PCIe SF TBU clock
 713             - const: noc_aggr_4 # NoC aggregate 4 clock
 714             - const: noc_aggr_south_sf # NoC aggregate South SF clock
 715             - const: cnoc_qx # Configuration NoC QX clock
 716         resets:
 717           maxItems: 1
 718         reset-names:
 719           items:
 720             - const: pci # PCIe core reset
 721
 722   - if:
 723       properties:
 724         compatible:
 725           contains:
 726             enum:
 727               - qcom,pcie-sdx55
 728     then:
 729       properties:
 730         clocks:
 731           minItems: 7
 732           maxItems: 7
 733         clock-names:
 734           items:
 735             - const: pipe # PIPE clock
 736             - const: aux # Auxiliary clock
 737             - const: cfg # Configuration clock
 738             - const: bus_master # Master AXI clock
 739             - const: bus_slave # Slave AXI clock
 740             - const: slave_q2a # Slave Q2A clock
 741             - const: sleep # PCIe Sleep clock
 742         resets:
 743           maxItems: 1
 744         reset-names:
 745           items:
 746             - const: pci # PCIe core reset
 747
 748   - if:
 749       properties:
 750         compatible:
 751           contains:
 752             enum:
 753               - qcom,pcie-sa8775p
 754     then:
 755       properties:
 756         clocks:
 757           minItems: 5
 758           maxItems: 5
 759         clock-names:
 760           items:
 761             - const: aux # Auxiliary clock
 762             - const: cfg # Configuration clock
 763             - const: bus_master # Master AXI clock
 764             - const: bus_slave # Slave AXI clock
 765             - const: slave_q2a # Slave Q2A clock
 766         resets:
 767           maxItems: 1
 768         reset-names:
 769           items:
 770             - const: pci # PCIe core reset
 771
 772   - if:
 773       properties:
 774         compatible:
 775           contains:
 776             enum:
 777               - qcom,pcie-sa8540p
 778               - qcom,pcie-sa8775p
 779               - qcom,pcie-sc8280xp
 780     then:
 781       required:
 782         - interconnects
 783         - interconnect-names
 784
 785   - if:
 786       not:
 787         properties:
 788           compatible:
 789             contains:
 790               enum:
 791                 - qcom,pcie-apq8064
 792                 - qcom,pcie-ipq4019
 793                 - qcom,pcie-ipq8064
 794                 - qcom,pcie-ipq8064v2
 795                 - qcom,pcie-ipq8074
 796                 - qcom,pcie-ipq8074-gen3
 797                 - qcom,pcie-qcs404
 798     then:
 799       required:
 800         - power-domains
 801
 802   - if:
 803       not:
 804         properties:
 805           compatible:
 806             contains:
 807               enum:
 808                 - qcom,pcie-msm8996
 809     then:
 810       required:
 811         - resets
 812         - reset-names
 813
 814   - if:
 815       properties:
 816         compatible:
 817           contains:
 818             enum:
 819               - qcom,pcie-msm8996
 820               - qcom,pcie-sa8775p
 821               - qcom,pcie-sc7280
 822               - qcom,pcie-sc8180x
 823               - qcom,pcie-sdm845
 824               - qcom,pcie-sm8150
 825               - qcom,pcie-sm8250
 826               - qcom,pcie-sm8350
 827               - qcom,pcie-sm8450-pcie0
 828               - qcom,pcie-sm8450-pcie1
 829               - qcom,pcie-sm8550
 830     then:
 831       oneOf:
 832         - properties:
 833             interrupts:
 834               maxItems: 1
 835             interrupt-names:
 836               items:
 837                 - const: msi
 838         - properties:
 839             interrupts:
 840               minItems: 8
 841             interrupt-names:
 842               items:
 843                 - const: msi0
 844                 - const: msi1
 845                 - const: msi2
 846                 - const: msi3
 847                 - const: msi4
 848                 - const: msi5
 849                 - const: msi6
 850                 - const: msi7
 851
 852   - if:
 853       properties:
 854         compatible:
 855           contains:
 856             enum:
 857               - qcom,pcie-sc8280xp
 858     then:
 859       properties:
 860         interrupts:
 861           minItems: 4
 862           maxItems: 4
 863         interrupt-names:
 864           items:
 865             - const: msi0
 866             - const: msi1
 867             - const: msi2
 868             - const: msi3
 869
 870   - if:
 871       properties:
 872         compatible:
 873           contains:
 874             enum:
 875               - qcom,pcie-apq8064
 876               - qcom,pcie-apq8084
 877               - qcom,pcie-ipq4019
 878               - qcom,pcie-ipq6018
 879               - qcom,pcie-ipq8064
 880               - qcom,pcie-ipq8064-v2
 881               - qcom,pcie-ipq8074
 882               - qcom,pcie-ipq8074-gen3
 883               - qcom,pcie-qcs404
 884               - qcom,pcie-sa8540p
 885     then:
 886       properties:
 887         interrupts:
 888           maxItems: 1
 889         interrupt-names:
 890           items:
 891             - const: msi
 892
 893 unevaluatedProperties: false
 894
 895 examples:
 896   - |
 897     #include <dt-bindings/interrupt-controller/arm-gic.h>
 898     pcie@1b500000 {
 899       compatible = "qcom,pcie-ipq8064";
 900       reg = <0x1b500000 0x1000>,
 901             <0x1b502000 0x80>,
 902             <0x1b600000 0x100>,
 903             <0x0ff00000 0x100000>;
 904       reg-names = "dbi", "elbi", "parf", "config";
 905       device_type = "pci";
 906       linux,pci-domain = <0>;
 907       bus-range = <0x00 0xff>;
 908       num-lanes = <1>;
 909       #address-cells = <3>;
 910       #size-cells = <2>;
 911       ranges = <0x81000000 0 0 0x0fe00000 0 0x00100000>,
 912                <0x82000000 0 0 0x08000000 0 0x07e00000>;
 913       interrupts = <GIC_SPI 238 IRQ_TYPE_LEVEL_HIGH>;
 914       interrupt-names = "msi";
 915       #interrupt-cells = <1>;
 916       interrupt-map-mask = <0 0 0 0x7>;
 917       interrupt-map = <0 0 0 1 &intc 0 36 IRQ_TYPE_LEVEL_HIGH>,
 918                       <0 0 0 2 &intc 0 37 IRQ_TYPE_LEVEL_HIGH>,
 919                       <0 0 0 3 &intc 0 38 IRQ_TYPE_LEVEL_HIGH>,
 920                       <0 0 0 4 &intc 0 39 IRQ_TYPE_LEVEL_HIGH>;
 921       clocks = <&gcc 41>,
 922                <&gcc 43>,
 923                <&gcc 44>,
 924                <&gcc 42>,
 925                <&gcc 248>;
 926       clock-names = "core", "iface", "phy", "aux", "ref";
 927       resets = <&gcc 27>,
 928                <&gcc 26>,
 929                <&gcc 25>,
 930                <&gcc 24>,
 931                <&gcc 23>,
 932                <&gcc 22>;
 933       reset-names = "axi", "ahb", "por", "pci", "phy", "ext";
 934       pinctrl-0 = <&pcie_pins_default>;
 935       pinctrl-names = "default";
 936       vdda-supply = <&pm8921_s3>;
 937       vdda_phy-supply = <&pm8921_lvs6>;
 938       vdda_refclk-supply = <&ext_3p3v>;
 939     };
 940   - |
 941     #include <dt-bindings/interrupt-controller/arm-gic.h>
 942     #include <dt-bindings/gpio/gpio.h>
 943     pcie@fc520000 {
 944       compatible = "qcom,pcie-apq8084";
 945       reg = <0xfc520000 0x2000>,
 946             <0xff000000 0x1000>,
 947             <0xff001000 0x1000>,
 948             <0xff002000 0x2000>;
 949       reg-names = "parf", "dbi", "elbi", "config";
 950       device_type = "pci";
 951       linux,pci-domain = <0>;
 952       bus-range = <0x00 0xff>;
 953       num-lanes = <1>;
 954       #address-cells = <3>;
 955       #size-cells = <2>;
 956       ranges = <0x81000000 0 0          0xff200000 0 0x00100000>,
 957                <0x82000000 0 0x00300000 0xff300000 0 0x00d00000>;
 958       interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>;
 959       interrupt-names = "msi";
 960       #interrupt-cells = <1>;
 961       interrupt-map-mask = <0 0 0 0x7>;
 962       interrupt-map = <0 0 0 1 &intc 0 244 IRQ_TYPE_LEVEL_HIGH>,
 963                       <0 0 0 2 &intc 0 245 IRQ_TYPE_LEVEL_HIGH>,
 964                       <0 0 0 3 &intc 0 247 IRQ_TYPE_LEVEL_HIGH>,
 965                       <0 0 0 4 &intc 0 248 IRQ_TYPE_LEVEL_HIGH>;
 966       clocks = <&gcc 324>,
 967                <&gcc 325>,
 968                <&gcc 327>,
 969                <&gcc 323>;
 970       clock-names = "iface", "master_bus", "slave_bus", "aux";
 971       resets = <&gcc 81>;
 972       reset-names = "core";
 973       power-domains = <&gcc 1>;
 974       vdda-supply = <&pma8084_l3>;
 975       phys = <&pciephy0>;
 976       phy-names = "pciephy";
 977       perst-gpios = <&tlmm 70 GPIO_ACTIVE_LOW>;
 978       pinctrl-0 = <&pcie0_pins_default>;
 979       pinctrl-names = "default";
 980     };
 981 ...