qcom,tlmm-common.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/pinctrl/qcom,tlmm-common.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Qualcomm Technologies, Inc. Top Level Mode Multiplexer (TLMM) definitions
  8
  9maintainers:
 10  - Bjorn Andersson <bjorn.andersson@linaro.org>
 11
 12description:
 13  This defines the common properties used to describe all Qualcomm Top Level
 14  Mode Multiplexer bindings and pinconf/pinmux states for these.
 15
 16properties:
 17  interrupts:
 18    description:
 19      TLMM summary IRQ and dirconn interrupts.
 20    minItems: 1
 21    maxItems: 9
 22
 23  interrupt-controller: true
 24
 25  '#interrupt-cells':
 26    description:
 27      Specifies the PIN numbers and Flags, as defined in defined in
 28      include/dt-bindings/interrupt-controller/irq.h
 29    const: 2
 30
 31  gpio-controller: true
 32
 33  '#gpio-cells':
 34    description:
 35      Specifying the pin number and flags, as defined in
 36      include/dt-bindings/gpio/gpio.h
 37    const: 2
 38
 39  gpio-ranges:
 40    maxItems: 1
 41
 42  wakeup-parent:
 43    description:
 44      Specifying the interrupt-controller used to wake up the system when the
 45      TLMM block has been powered down.
 46
 47  gpio-reserved-ranges:
 48    description:
 49      Pins can be reserved for trusted applications and thereby unaccessible
 50      from the OS.  This property can be used to mark the pins which resources
 51      should not be accessed by the OS. Please see the ../gpio/gpio.txt for more
 52      information.
 53
 54allOf:
 55  - $ref: pinctrl.yaml#
 56
 57required:
 58  - interrupts
 59  - interrupt-controller
 60  - '#interrupt-cells'
 61  - gpio-controller
 62  - '#gpio-cells'
 63  - gpio-ranges
 64
 65additionalProperties: true
 66
 67$defs:
 68  qcom-tlmm-state:
 69    properties:
 70      drive-strength:
 71        enum: [2, 4, 6, 8, 10, 12, 14, 16]
 72        description:
 73          Selects the drive strength for the specified pins, in mA.
 74
 75      bias-pull-down: true
 76      bias-pull-up: true
 77      bias-disable: true
 78      input-enable: false
 79      output-disable: true
 80      output-enable: true
 81      output-high: true
 82      output-low: true
 83
 84    allOf:
 85      - $ref: pincfg-node.yaml#
 86      - $ref: pinmux-node.yaml#
 87
 88      - if:
 89          properties:
 90            pins:
 91              items:
 92                pattern: "^gpio"
 93        then:
 94          required:
 95            - function
 96        else:
 97          properties:
 98            function: false
 99
100    additionalProperties: true
101...