0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/timestamp/hardware-timestamps-common.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Hardware timestamp providers
0008
0009 maintainers:
0010 - Dipen Patel <dipenp@nvidia.com>
0011
0012 description:
0013 Some devices/SoCs have hardware timestamp engines (HTE) which can use
0014 hardware means to timestamp entity in realtime. The entity could be anything
0015 from GPIOs, IRQs, Bus and so on. The hardware timestamp engine present
0016 itself as a provider with the bindings described in this document.
0017
0018 properties:
0019 $nodename:
0020 pattern: "^timestamp(@.*|-[0-9a-f])?$"
0021
0022 "#timestamp-cells":
0023 description:
0024 Number of cells in a HTE specifier.
0025
0026 required:
0027 - "#timestamp-cells"
0028
0029 additionalProperties: true
