dts/bindings/input/kbd-matrix-common.yaml

# Copyright 2023 Google LLC
# SPDX-License-Identifier: Apache-2.0

description: Keyboard matrix device

include: base.yaml

properties:
  row-size:
    type: int
    description: |
      The number of rows in the keyboard matrix.

  col-size:
    type: int
    description: |
      The number of column in the keyboard matrix.

  poll-period-ms:
    type: int
    default: 5
    description: |
      Defines the poll period in msecs between between matrix scans. Defaults
      to 5ms if unsepcified.

  poll-timeout-ms:
    type: int
    default: 100
    description: |
      How long to wait before going from polling back to idle state. Defaults
      to 100ms if unspecified.

  debounce-down-ms:
    type: int
    default: 10
    description: |
      Debouncing time for a key press event. Defaults to 10ms if unspecified.

  debounce-up-ms:
    type: int
    default: 20
    description: |
      Debouncing time for a key release event. Defaults to 20ms if unspecified.

  settle-time-us:
    type: int
    default: 50
    description: |
      Delay between setting column output and reading the row values. Defaults
      to 50us if unspecified.

  no-ghostkey-check:
    type: boolean
    description: |
        Ignore the ghost key checking in the driver if the diodes are used
        in the matrix hardware.