Documentation / devicetree / bindings / pci / qcom,pcie-apq8084.yaml


Based on kernel version 7.0. Page generated on 2026-04-23 09:48 EST.

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/qcom,pcie-apq8084.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm APQ8084 PCI Express Root Complex

maintainers:
  - Bjorn Andersson <andersson@kernel.org>
  - Manivannan Sadhasivam <mani@kernel.org>

properties:
  compatible:
    enum:
      - qcom,pcie-apq8084

  reg:
    minItems: 4
    maxItems: 5

  reg-names:
    minItems: 4
    items:
      - const: parf
      - const: dbi
      - const: elbi
      - const: config
      - const: mhi

  clocks:
    maxItems: 4

  clock-names:
    items:
      - const: iface # Configuration AHB clock
      - const: master_bus # Master AXI clock
      - const: slave_bus # Slave AXI clock
      - const: aux

  interrupts:
    maxItems: 1

  interrupt-names:
    items:
      - const: msi

  resets:
    maxItems: 1

  reset-names:
    items:
      - const: core

  vdda-supply:
    description: A phandle to the core analog power supply

required:
  - power-domains
  - resets
  - reset-names

allOf:
  - $ref: qcom,pcie-common.yaml#

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/gpio/gpio.h>
    pcie@fc520000 {
      compatible = "qcom,pcie-apq8084";
      reg = <0xfc520000 0x2000>,
            <0xff000000 0x1000>,
            <0xff001000 0x1000>,
            <0xff002000 0x2000>;
      reg-names = "parf", "dbi", "elbi", "config";
      device_type = "pci";
      linux,pci-domain = <0>;
      bus-range = <0x00 0xff>;
      num-lanes = <1>;
      #address-cells = <3>;
      #size-cells = <2>;
      ranges = <0x81000000 0 0          0xff200000 0 0x00100000>,
               <0x82000000 0 0x00300000 0xff300000 0 0x00d00000>;
      interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>;
      interrupt-names = "msi";
      #interrupt-cells = <1>;
      interrupt-map-mask = <0 0 0 0x7>;
      interrupt-map = <0 0 0 1 &intc 0 244 IRQ_TYPE_LEVEL_HIGH>,
                      <0 0 0 2 &intc 0 245 IRQ_TYPE_LEVEL_HIGH>,
                      <0 0 0 3 &intc 0 247 IRQ_TYPE_LEVEL_HIGH>,
                      <0 0 0 4 &intc 0 248 IRQ_TYPE_LEVEL_HIGH>;
      clocks = <&gcc 324>,
               <&gcc 325>,
               <&gcc 327>,
               <&gcc 323>;
      clock-names = "iface", "master_bus", "slave_bus", "aux";
      resets = <&gcc 81>;
      reset-names = "core";
      power-domains = <&gcc 1>;
      vdda-supply = <&pma8084_l3>;
      phys = <&pciephy0>;
      phy-names = "pciephy";
      perst-gpios = <&tlmm 70 GPIO_ACTIVE_LOW>;
      pinctrl-0 = <&pcie0_pins_default>;
      pinctrl-names = "default";
    };