Bindings/pinctrl/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
   7 title: Qualcomm Technologies, Inc. Top Level Mode Multiplexer (TLMM) definitions
   8
   9 maintainers:
  10   - Bjorn Andersson <bjorn.andersson@linaro.org>
  11
  12 description:
  13   This defines the common properties used to describe all Qualcomm Top Level
  14   Mode Multiplexer bindings and pinconf/pinmux states for these.
  15
  16 properties:
  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
  54 allOf:
  55   - $ref: pinctrl.yaml#
  56
  57 required:
  58   - interrupts
  59   - interrupt-controller
  60   - '#interrupt-cells'
  61   - gpio-controller
  62   - '#gpio-cells'
  63   - gpio-ranges
  64
  65 additionalProperties: 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 ...