xref: /freebsd/sys/contrib/device-tree/Bindings/pci/qcom,pcie.yaml (revision 1719886f6d08408b834d270c59ffcfd821c8f63a) 
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
7title: Qualcomm PCI express root complex
8
9maintainers:
10  - Bjorn Andersson <bjorn.andersson@linaro.org>
11  - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
12
13description: |
14  Qualcomm PCIe root complex controller is based on the Synopsys DesignWare
15  PCIe IP.
16
17properties:
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-sc7280
33          - qcom,pcie-sc8180x
34          - qcom,pcie-sc8280xp
35          - qcom,pcie-sdm845
36          - qcom,pcie-sdx55
37          - qcom,pcie-sm8150
38          - qcom,pcie-sm8250
39          - qcom,pcie-sm8350
40          - qcom,pcie-sm8450-pcie0
41          - qcom,pcie-sm8450-pcie1
42          - qcom,pcie-sm8550
43      - items:
44          - const: qcom,pcie-msm8998
45          - const: qcom,pcie-msm8996
46
47  reg:
48    minItems: 4
49    maxItems: 6
50
51  reg-names:
52    minItems: 4
53    maxItems: 6
54
55  interrupts:
56    minItems: 1
57    maxItems: 8
58
59  interrupt-names:
60    minItems: 1
61    maxItems: 8
62
63  iommu-map:
64    maxItems: 2
65
66  # Common definitions for clocks, clock-names and reset.
67  # Platform constraints are described later.
68  clocks:
69    minItems: 3
70    maxItems: 13
71
72  clock-names:
73    minItems: 3
74    maxItems: 13
75
76  dma-coherent: true
77
78  interconnects:
79    maxItems: 2
80
81  interconnect-names:
82    items:
83      - const: pcie-mem
84      - const: cpu-pcie
85
86  resets:
87    minItems: 1
88    maxItems: 12
89
90  resets-names:
91    minItems: 1
92    maxItems: 12
93
94  vdda-supply:
95    description: A phandle to the core analog power supply
96
97  vdda_phy-supply:
98    description: A phandle to the core analog power supply for PHY
99
100  vdda_refclk-supply:
101    description: A phandle to the core analog power supply for IC which generates reference clock
102
103  vddpe-3v3-supply:
104    description: A phandle to the PCIe endpoint power supply
105
106  phys:
107    maxItems: 1
108
109  phy-names:
110    items:
111      - const: pciephy
112
113  power-domains:
114    maxItems: 1
115
116  perst-gpios:
117    description: GPIO controlled connection to PERST# signal
118    maxItems: 1
119
120  wake-gpios:
121    description: GPIO controlled connection to WAKE# signal
122    maxItems: 1
123
124required:
125  - compatible
126  - reg
127  - reg-names
128  - interrupt-map-mask
129  - interrupt-map
130  - clocks
131  - clock-names
132
133anyOf:
134  - required:
135      - interrupts
136      - interrupt-names
137      - "#interrupt-cells"
138  - required:
139      - msi-map
140      - msi-map-mask
141
142allOf:
143  - $ref: /schemas/pci/pci-bus.yaml#
144  - if:
145      properties:
146        compatible:
147          contains:
148            enum:
149              - qcom,pcie-apq8064
150              - qcom,pcie-ipq4019
151              - qcom,pcie-ipq8064
152              - qcom,pcie-ipq8064v2
153              - qcom,pcie-ipq8074
154              - qcom,pcie-qcs404
155    then:
156      properties:
157        reg:
158          minItems: 4
159          maxItems: 4
160        reg-names:
161          items:
162            - const: dbi # DesignWare PCIe registers
163            - const: elbi # External local bus interface registers
164            - const: parf # Qualcomm specific registers
165            - const: config # PCIe configuration space
166
167  - if:
168      properties:
169        compatible:
170          contains:
171            enum:
172              - qcom,pcie-ipq6018
173              - qcom,pcie-ipq8074-gen3
174    then:
175      properties:
176        reg:
177          minItems: 5
178          maxItems: 5
179        reg-names:
180          items:
181            - const: dbi # DesignWare PCIe registers
182            - const: elbi # External local bus interface registers
183            - const: atu # ATU address space
184            - const: parf # Qualcomm specific registers
185            - const: config # PCIe configuration space
186
187  - if:
188      properties:
189        compatible:
190          contains:
191            enum:
192              - qcom,pcie-apq8084
193              - qcom,pcie-msm8996
194              - qcom,pcie-sdm845
195    then:
196      properties:
197        reg:
198          minItems: 4
199          maxItems: 5
200        reg-names:
201          minItems: 4
202          items:
203            - const: parf # Qualcomm specific registers
204            - const: dbi # DesignWare PCIe registers
205            - const: elbi # External local bus interface registers
206            - const: config # PCIe configuration space
207            - const: mhi # MHI registers
208
209  - if:
210      properties:
211        compatible:
212          contains:
213            enum:
214              - qcom,pcie-sc7280
215              - qcom,pcie-sc8180x
216              - qcom,pcie-sc8280xp
217              - qcom,pcie-sdx55
218              - qcom,pcie-sm8250
219              - qcom,pcie-sm8350
220              - qcom,pcie-sm8450-pcie0
221              - qcom,pcie-sm8450-pcie1
222              - qcom,pcie-sm8550
223    then:
224      properties:
225        reg:
226          minItems: 5
227          maxItems: 6
228        reg-names:
229          minItems: 5
230          items:
231            - const: parf # Qualcomm specific registers
232            - const: dbi # DesignWare PCIe registers
233            - const: elbi # External local bus interface registers
234            - const: atu # ATU address space
235            - const: config # PCIe configuration space
236            - const: mhi # MHI registers
237
238  - if:
239      properties:
240        compatible:
241          contains:
242            enum:
243              - qcom,pcie-apq8064
244              - qcom,pcie-ipq8064
245              - qcom,pcie-ipq8064v2
246    then:
247      properties:
248        clocks:
249          minItems: 3
250          maxItems: 5
251        clock-names:
252          minItems: 3
253          items:
254            - const: core # Clocks the pcie hw block
255            - const: iface # Configuration AHB clock
256            - const: phy # Clocks the pcie PHY block
257            - const: aux # Clocks the pcie AUX block, not on apq8064
258            - const: ref # Clocks the pcie ref block, not on apq8064
259        resets:
260          minItems: 5
261          maxItems: 6
262        reset-names:
263          minItems: 5
264          items:
265            - const: axi # AXI reset
266            - const: ahb # AHB reset
267            - const: por # POR reset
268            - const: pci # PCI reset
269            - const: phy # PHY reset
270            - const: ext # EXT reset, not on apq8064
271      required:
272        - vdda-supply
273        - vdda_phy-supply
274        - vdda_refclk-supply
275
276  - if:
277      properties:
278        compatible:
279          contains:
280            enum:
281              - qcom,pcie-apq8084
282    then:
283      properties:
284        clocks:
285          minItems: 4
286          maxItems: 4
287        clock-names:
288          items:
289            - const: iface # Configuration AHB clock
290            - const: master_bus # Master AXI clock
291            - const: slave_bus # Slave AXI clock
292            - const: aux # Auxiliary (AUX) clock
293        resets:
294          maxItems: 1
295        reset-names:
296          items:
297            - const: core # Core reset
298
299  - if:
300      properties:
301        compatible:
302          contains:
303            enum:
304              - qcom,pcie-ipq4019
305    then:
306      properties:
307        clocks:
308          minItems: 3
309          maxItems: 3
310        clock-names:
311          items:
312            - const: aux # Auxiliary (AUX) clock
313            - const: master_bus # Master AXI clock
314            - const: slave_bus # Slave AXI clock
315        resets:
316          minItems: 12
317          maxItems: 12
318        reset-names:
319          items:
320            - const: axi_m # AXI master reset
321            - const: axi_s # AXI slave reset
322            - const: pipe # PIPE reset
323            - const: axi_m_vmid # VMID reset
324            - const: axi_s_xpu # XPU reset
325            - const: parf # PARF reset
326            - const: phy # PHY reset
327            - const: axi_m_sticky # AXI sticky reset
328            - const: pipe_sticky # PIPE sticky reset
329            - const: pwr # PWR reset
330            - const: ahb # AHB reset
331            - const: phy_ahb # PHY AHB reset
332
333  - if:
334      properties:
335        compatible:
336          contains:
337            enum:
338              - qcom,pcie-msm8996
339    then:
340      properties:
341        clocks:
342          minItems: 5
343          maxItems: 5
344        clock-names:
345          items:
346            - const: pipe # Pipe Clock driving internal logic
347            - const: aux # Auxiliary (AUX) clock
348            - const: cfg # Configuration clock
349            - const: bus_master # Master AXI clock
350            - const: bus_slave # Slave AXI clock
351        resets: false
352        reset-names: false
353
354  - if:
355      properties:
356        compatible:
357          contains:
358            enum:
359              - qcom,pcie-ipq8074
360    then:
361      properties:
362        clocks:
363          minItems: 5
364          maxItems: 5
365        clock-names:
366          items:
367            - const: iface # PCIe to SysNOC BIU clock
368            - const: axi_m # AXI Master clock
369            - const: axi_s # AXI Slave clock
370            - const: ahb # AHB clock
371            - const: aux # Auxiliary clock
372        resets:
373          minItems: 7
374          maxItems: 7
375        reset-names:
376          items:
377            - const: pipe # PIPE reset
378            - const: sleep # Sleep reset
379            - const: sticky # Core Sticky reset
380            - const: axi_m # AXI Master reset
381            - const: axi_s # AXI Slave reset
382            - const: ahb # AHB Reset
383            - const: axi_m_sticky # AXI Master Sticky reset
384
385  - if:
386      properties:
387        compatible:
388          contains:
389            enum:
390              - qcom,pcie-ipq6018
391              - qcom,pcie-ipq8074-gen3
392    then:
393      properties:
394        clocks:
395          minItems: 5
396          maxItems: 5
397        clock-names:
398          items:
399            - const: iface # PCIe to SysNOC BIU clock
400            - const: axi_m # AXI Master clock
401            - const: axi_s # AXI Slave clock
402            - const: axi_bridge # AXI bridge clock
403            - const: rchng
404        resets:
405          minItems: 8
406          maxItems: 8
407        reset-names:
408          items:
409            - const: pipe # PIPE reset
410            - const: sleep # Sleep reset
411            - const: sticky # Core Sticky reset
412            - const: axi_m # AXI Master reset
413            - const: axi_s # AXI Slave reset
414            - const: ahb # AHB Reset
415            - const: axi_m_sticky # AXI Master Sticky reset
416            - const: axi_s_sticky # AXI Slave Sticky reset
417
418  - if:
419      properties:
420        compatible:
421          contains:
422            enum:
423              - qcom,pcie-qcs404
424    then:
425      properties:
426        clocks:
427          minItems: 4
428          maxItems: 4
429        clock-names:
430          items:
431            - const: iface # AHB clock
432            - const: aux # Auxiliary clock
433            - const: master_bus # AXI Master clock
434            - const: slave_bus # AXI Slave clock
435        resets:
436          minItems: 6
437          maxItems: 6
438        reset-names:
439          items:
440            - const: axi_m # AXI Master reset
441            - const: axi_s # AXI Slave reset
442            - const: axi_m_sticky # AXI Master Sticky reset
443            - const: pipe_sticky # PIPE sticky reset
444            - const: pwr # PWR reset
445            - const: ahb # AHB reset
446
447  - if:
448      properties:
449        compatible:
450          contains:
451            enum:
452              - qcom,pcie-sc7280
453    then:
454      properties:
455        clocks:
456          minItems: 13
457          maxItems: 13
458        clock-names:
459          items:
460            - const: pipe # PIPE clock
461            - const: pipe_mux # PIPE MUX
462            - const: phy_pipe # PIPE output clock
463            - const: ref # REFERENCE clock
464            - const: aux # Auxiliary clock
465            - const: cfg # Configuration clock
466            - const: bus_master # Master AXI clock
467            - const: bus_slave # Slave AXI clock
468            - const: slave_q2a # Slave Q2A clock
469            - const: tbu # PCIe TBU clock
470            - const: ddrss_sf_tbu # PCIe SF TBU clock
471            - const: aggre0 # Aggre NoC PCIe CENTER SF AXI clock
472            - const: aggre1 # Aggre NoC PCIe1 AXI clock
473        resets:
474          maxItems: 1
475        reset-names:
476          items:
477            - const: pci # PCIe core reset
478
479  - if:
480      properties:
481        compatible:
482          contains:
483            enum:
484              - qcom,pcie-sdm845
485    then:
486      oneOf:
487          # Unfortunately the "optional" ref clock is used in the middle of the list
488        - properties:
489            clocks:
490              minItems: 8
491              maxItems: 8
492            clock-names:
493              items:
494                - const: pipe # PIPE clock
495                - const: aux # Auxiliary clock
496                - const: cfg # Configuration clock
497                - const: bus_master # Master AXI clock
498                - const: bus_slave # Slave AXI clock
499                - const: slave_q2a # Slave Q2A clock
500                - const: ref # REFERENCE clock
501                - const: tbu # PCIe TBU clock
502        - properties:
503            clocks:
504              minItems: 7
505              maxItems: 7
506            clock-names:
507              items:
508                - const: pipe # PIPE clock
509                - const: aux # Auxiliary clock
510                - const: cfg # Configuration clock
511                - const: bus_master # Master AXI clock
512                - const: bus_slave # Slave AXI clock
513                - const: slave_q2a # Slave Q2A clock
514                - const: tbu # PCIe TBU clock
515      properties:
516        resets:
517          maxItems: 1
518        reset-names:
519          items:
520            - const: pci # PCIe core reset
521
522  - if:
523      properties:
524        compatible:
525          contains:
526            enum:
527              - qcom,pcie-sc8180x
528              - qcom,pcie-sm8150
529              - qcom,pcie-sm8250
530    then:
531      oneOf:
532          # Unfortunately the "optional" ref clock is used in the middle of the list
533        - properties:
534            clocks:
535              minItems: 9
536              maxItems: 9
537            clock-names:
538              items:
539                - const: pipe # PIPE clock
540                - const: aux # Auxiliary clock
541                - const: cfg # Configuration clock
542                - const: bus_master # Master AXI clock
543                - const: bus_slave # Slave AXI clock
544                - const: slave_q2a # Slave Q2A clock
545                - const: ref # REFERENCE clock
546                - const: tbu # PCIe TBU clock
547                - const: ddrss_sf_tbu # PCIe SF TBU clock
548        - properties:
549            clocks:
550              minItems: 8
551              maxItems: 8
552            clock-names:
553              items:
554                - const: pipe # PIPE clock
555                - const: aux # Auxiliary clock
556                - const: cfg # Configuration clock
557                - const: bus_master # Master AXI clock
558                - const: bus_slave # Slave AXI clock
559                - const: slave_q2a # Slave Q2A clock
560                - const: tbu # PCIe TBU clock
561                - const: ddrss_sf_tbu # PCIe SF TBU clock
562      properties:
563        resets:
564          maxItems: 1
565        reset-names:
566          items:
567            - const: pci # PCIe core reset
568
569  - if:
570      properties:
571        compatible:
572          contains:
573            enum:
574              - qcom,pcie-sm8350
575    then:
576      properties:
577        clocks:
578          minItems: 8
579          maxItems: 9
580        clock-names:
581          minItems: 8
582          items:
583            - const: aux # Auxiliary clock
584            - const: cfg # Configuration clock
585            - const: bus_master # Master AXI clock
586            - const: bus_slave # Slave AXI clock
587            - const: slave_q2a # Slave Q2A clock
588            - const: tbu # PCIe TBU clock
589            - const: ddrss_sf_tbu # PCIe SF TBU clock
590            - const: aggre1 # Aggre NoC PCIe1 AXI clock
591            - const: aggre0 # Aggre NoC PCIe0 AXI clock
592        resets:
593          maxItems: 1
594        reset-names:
595          items:
596            - const: pci # PCIe core reset
597
598  - if:
599      properties:
600        compatible:
601          contains:
602            enum:
603              - qcom,pcie-sm8450-pcie0
604    then:
605      properties:
606        clocks:
607          minItems: 12
608          maxItems: 12
609        clock-names:
610          items:
611            - const: pipe # PIPE clock
612            - const: pipe_mux # PIPE MUX
613            - const: phy_pipe # PIPE output clock
614            - const: ref # REFERENCE clock
615            - const: aux # Auxiliary clock
616            - const: cfg # Configuration clock
617            - const: bus_master # Master AXI clock
618            - const: bus_slave # Slave AXI clock
619            - const: slave_q2a # Slave Q2A clock
620            - const: ddrss_sf_tbu # PCIe SF TBU clock
621            - const: aggre0 # Aggre NoC PCIe0 AXI clock
622            - const: aggre1 # Aggre NoC PCIe1 AXI clock
623        resets:
624          maxItems: 1
625        reset-names:
626          items:
627            - const: pci # PCIe core reset
628
629  - if:
630      properties:
631        compatible:
632          contains:
633            enum:
634              - qcom,pcie-sm8450-pcie1
635    then:
636      properties:
637        clocks:
638          minItems: 11
639          maxItems: 11
640        clock-names:
641          items:
642            - const: pipe # PIPE clock
643            - const: pipe_mux # PIPE MUX
644            - const: phy_pipe # PIPE output clock
645            - const: ref # REFERENCE clock
646            - const: aux # Auxiliary clock
647            - const: cfg # Configuration clock
648            - const: bus_master # Master AXI clock
649            - const: bus_slave # Slave AXI clock
650            - const: slave_q2a # Slave Q2A clock
651            - const: ddrss_sf_tbu # PCIe SF TBU clock
652            - const: aggre1 # Aggre NoC PCIe1 AXI clock
653        resets:
654          maxItems: 1
655        reset-names:
656          items:
657            - const: pci # PCIe core reset
658
659  - if:
660      properties:
661        compatible:
662          contains:
663            enum:
664              - qcom,pcie-sm8550
665    then:
666      properties:
667        clocks:
668          minItems: 7
669          maxItems: 8
670        clock-names:
671          minItems: 7
672          items:
673            - const: aux # Auxiliary clock
674            - const: cfg # Configuration clock
675            - const: bus_master # Master AXI clock
676            - const: bus_slave # Slave AXI clock
677            - const: slave_q2a # Slave Q2A clock
678            - const: ddrss_sf_tbu # PCIe SF TBU clock
679            - const: noc_aggr # Aggre NoC PCIe AXI clock
680            - const: cnoc_sf_axi # Config NoC PCIe1 AXI clock
681        resets:
682          minItems: 1
683          maxItems: 2
684        reset-names:
685          minItems: 1
686          items:
687            - const: pci # PCIe core reset
688            - const: link_down # PCIe link down reset
689
690  - if:
691      properties:
692        compatible:
693          contains:
694            enum:
695              - qcom,pcie-sa8540p
696              - qcom,pcie-sc8280xp
697    then:
698      properties:
699        clocks:
700          minItems: 8
701          maxItems: 9
702        clock-names:
703          minItems: 8
704          items:
705            - const: aux # Auxiliary clock
706            - const: cfg # Configuration clock
707            - const: bus_master # Master AXI clock
708            - const: bus_slave # Slave AXI clock
709            - const: slave_q2a # Slave Q2A clock
710            - const: ddrss_sf_tbu # PCIe SF TBU clock
711            - const: noc_aggr_4 # NoC aggregate 4 clock
712            - const: noc_aggr_south_sf # NoC aggregate South SF clock
713            - const: cnoc_qx # Configuration NoC QX clock
714        resets:
715          maxItems: 1
716        reset-names:
717          items:
718            - const: pci # PCIe core reset
719
720  - if:
721      properties:
722        compatible:
723          contains:
724            enum:
725              - qcom,pcie-sdx55
726    then:
727      properties:
728        clocks:
729          minItems: 7
730          maxItems: 7
731        clock-names:
732          items:
733            - const: pipe # PIPE clock
734            - const: aux # Auxiliary clock
735            - const: cfg # Configuration clock
736            - const: bus_master # Master AXI clock
737            - const: bus_slave # Slave AXI clock
738            - const: slave_q2a # Slave Q2A clock
739            - const: sleep # PCIe Sleep clock
740        resets:
741          maxItems: 1
742        reset-names:
743          items:
744            - const: pci # PCIe core reset
745
746  - if:
747      properties:
748        compatible:
749          contains:
750            enum:
751              - qcom,pcie-sa8540p
752              - qcom,pcie-sc8280xp
753    then:
754      required:
755        - interconnects
756        - interconnect-names
757
758  - if:
759      not:
760        properties:
761          compatible:
762            contains:
763              enum:
764                - qcom,pcie-apq8064
765                - qcom,pcie-ipq4019
766                - qcom,pcie-ipq8064
767                - qcom,pcie-ipq8064v2
768                - qcom,pcie-ipq8074
769                - qcom,pcie-ipq8074-gen3
770                - qcom,pcie-qcs404
771    then:
772      required:
773        - power-domains
774
775  - if:
776      not:
777        properties:
778          compatible:
779            contains:
780              enum:
781                - qcom,pcie-msm8996
782    then:
783      required:
784        - resets
785        - reset-names
786
787  - if:
788      properties:
789        compatible:
790          contains:
791            enum:
792              - qcom,pcie-msm8996
793              - qcom,pcie-sc7280
794              - qcom,pcie-sc8180x
795              - qcom,pcie-sdm845
796              - qcom,pcie-sm8150
797              - qcom,pcie-sm8250
798              - qcom,pcie-sm8350
799              - qcom,pcie-sm8450-pcie0
800              - qcom,pcie-sm8450-pcie1
801              - qcom,pcie-sm8550
802    then:
803      oneOf:
804        - properties:
805            interrupts:
806              maxItems: 1
807            interrupt-names:
808              items:
809                - const: msi
810        - properties:
811            interrupts:
812              minItems: 8
813            interrupt-names:
814              items:
815                - const: msi0
816                - const: msi1
817                - const: msi2
818                - const: msi3
819                - const: msi4
820                - const: msi5
821                - const: msi6
822                - const: msi7
823
824  - if:
825      properties:
826        compatible:
827          contains:
828            enum:
829              - qcom,pcie-sc8280xp
830    then:
831      properties:
832        interrupts:
833          minItems: 4
834          maxItems: 4
835        interrupt-names:
836          items:
837            - const: msi0
838            - const: msi1
839            - const: msi2
840            - const: msi3
841
842  - if:
843      properties:
844        compatible:
845          contains:
846            enum:
847              - qcom,pcie-apq8064
848              - qcom,pcie-apq8084
849              - qcom,pcie-ipq4019
850              - qcom,pcie-ipq6018
851              - qcom,pcie-ipq8064
852              - qcom,pcie-ipq8064-v2
853              - qcom,pcie-ipq8074
854              - qcom,pcie-ipq8074-gen3
855              - qcom,pcie-qcs404
856              - qcom,pcie-sa8540p
857    then:
858      properties:
859        interrupts:
860          maxItems: 1
861        interrupt-names:
862          items:
863            - const: msi
864
865unevaluatedProperties: false
866
867examples:
868  - |
869    #include <dt-bindings/interrupt-controller/arm-gic.h>
870    pcie@1b500000 {
871      compatible = "qcom,pcie-ipq8064";
872      reg = <0x1b500000 0x1000>,
873            <0x1b502000 0x80>,
874            <0x1b600000 0x100>,
875            <0x0ff00000 0x100000>;
876      reg-names = "dbi", "elbi", "parf", "config";
877      device_type = "pci";
878      linux,pci-domain = <0>;
879      bus-range = <0x00 0xff>;
880      num-lanes = <1>;
881      #address-cells = <3>;
882      #size-cells = <2>;
883      ranges = <0x81000000 0 0 0x0fe00000 0 0x00100000>,
884               <0x82000000 0 0 0x08000000 0 0x07e00000>;
885      interrupts = <GIC_SPI 238 IRQ_TYPE_LEVEL_HIGH>;
886      interrupt-names = "msi";
887      #interrupt-cells = <1>;
888      interrupt-map-mask = <0 0 0 0x7>;
889      interrupt-map = <0 0 0 1 &intc 0 36 IRQ_TYPE_LEVEL_HIGH>,
890                      <0 0 0 2 &intc 0 37 IRQ_TYPE_LEVEL_HIGH>,
891                      <0 0 0 3 &intc 0 38 IRQ_TYPE_LEVEL_HIGH>,
892                      <0 0 0 4 &intc 0 39 IRQ_TYPE_LEVEL_HIGH>;
893      clocks = <&gcc 41>,
894               <&gcc 43>,
895               <&gcc 44>,
896               <&gcc 42>,
897               <&gcc 248>;
898      clock-names = "core", "iface", "phy", "aux", "ref";
899      resets = <&gcc 27>,
900               <&gcc 26>,
901               <&gcc 25>,
902               <&gcc 24>,
903               <&gcc 23>,
904               <&gcc 22>;
905      reset-names = "axi", "ahb", "por", "pci", "phy", "ext";
906      pinctrl-0 = <&pcie_pins_default>;
907      pinctrl-names = "default";
908      vdda-supply = <&pm8921_s3>;
909      vdda_phy-supply = <&pm8921_lvs6>;
910      vdda_refclk-supply = <&ext_3p3v>;
911    };
912  - |
913    #include <dt-bindings/interrupt-controller/arm-gic.h>
914    #include <dt-bindings/gpio/gpio.h>
915    pcie@fc520000 {
916      compatible = "qcom,pcie-apq8084";
917      reg = <0xfc520000 0x2000>,
918            <0xff000000 0x1000>,
919            <0xff001000 0x1000>,
920            <0xff002000 0x2000>;
921      reg-names = "parf", "dbi", "elbi", "config";
922      device_type = "pci";
923      linux,pci-domain = <0>;
924      bus-range = <0x00 0xff>;
925      num-lanes = <1>;
926      #address-cells = <3>;
927      #size-cells = <2>;
928      ranges = <0x81000000 0 0          0xff200000 0 0x00100000>,
929               <0x82000000 0 0x00300000 0xff300000 0 0x00d00000>;
930      interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>;
931      interrupt-names = "msi";
932      #interrupt-cells = <1>;
933      interrupt-map-mask = <0 0 0 0x7>;
934      interrupt-map = <0 0 0 1 &intc 0 244 IRQ_TYPE_LEVEL_HIGH>,
935                      <0 0 0 2 &intc 0 245 IRQ_TYPE_LEVEL_HIGH>,
936                      <0 0 0 3 &intc 0 247 IRQ_TYPE_LEVEL_HIGH>,
937                      <0 0 0 4 &intc 0 248 IRQ_TYPE_LEVEL_HIGH>;
938      clocks = <&gcc 324>,
939               <&gcc 325>,
940               <&gcc 327>,
941               <&gcc 323>;
942      clock-names = "iface", "master_bus", "slave_bus", "aux";
943      resets = <&gcc 81>;
944      reset-names = "core";
945      power-domains = <&gcc 1>;
946      vdda-supply = <&pma8084_l3>;
947      phys = <&pciephy0>;
948      phy-names = "pciephy";
949      perst-gpios = <&tlmm 70 GPIO_ACTIVE_LOW>;
950      pinctrl-0 = <&pcie0_pins_default>;
951      pinctrl-names = "default";
952    };
953...
954