xref: /linux/Documentation/devicetree/bindings/pci/qcom,pcie.yaml (revision fd7d598270724cc787982ea48bbe17ad383a8b7f) 
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-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
125required:
126  - compatible
127  - reg
128  - reg-names
129  - interrupt-map-mask
130  - interrupt-map
131  - clocks
132  - clock-names
133
134anyOf:
135  - required:
136      - interrupts
137      - interrupt-names
138      - "#interrupt-cells"
139  - required:
140      - msi-map
141      - msi-map-mask
142
143allOf:
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
893unevaluatedProperties: false
894
895examples:
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...
982