Documentation/devicetree/bindings/pinctrl/qcom,ipq8074-pinctrl.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/pinctrl/qcom,ipq8074-pinctrl.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/pinctrl/qcom,ipq8074-pinctrl.yaml
Extension
.yaml
Size
3872 bytes
Lines
122
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

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Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,ipq8074-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm IPQ8074 TLMM pin controller

maintainers:
  - Bjorn Andersson <andersson@kernel.org>
  - Krzysztof Kozlowski <krzk@kernel.org>

description:
  Top Level Mode Multiplexer pin controller in Qualcomm IPQ8074 SoC.

properties:
  compatible:
    const: qcom,ipq8074-pinctrl

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  gpio-reserved-ranges:
    minItems: 1
    maxItems: 35

  gpio-line-names:
    maxItems: 70

patternProperties:
  "-state$":
    oneOf:
      - $ref: "#/$defs/qcom-ipq8074-tlmm-state"
      - patternProperties:
          "-pins$":
            $ref: "#/$defs/qcom-ipq8074-tlmm-state"
        additionalProperties: false

$defs:
  qcom-ipq8074-tlmm-state:
    type: object
    description:
      Pinctrl node's client devices use subnodes for desired pin configuration.
      Client device subnodes use below standard properties.
    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
    unevaluatedProperties: false

    properties:
      pins:
        description:
          List of gpio pins affected by the properties specified in this
          subnode.
        items:
          pattern: "^gpio([0-9]|[1-6][0-9]|70)$"
        minItems: 1
        maxItems: 36

      function:
        description:
          Specify the alternative function to be configured for the specified
          pins.

        enum: [ gpio, atest_char, atest_char0, atest_char1, atest_char2,
                atest_char3, audio_rxbclk, audio_rxd, audio_rxfsync,
                audio_rxmclk, audio_txbclk, audio_txd, audio_txfsync,
                audio_txmclk, blsp0_i2c, blsp0_spi, blsp0_uart, blsp1_i2c,
                blsp1_spi, blsp1_uart, blsp2_i2c, blsp2_spi, blsp2_uart,

Annotation

Implementation Notes