hardware-timestamps-common.yaml

 1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 2%YAML 1.2
 3---
 4$id: http://devicetree.org/schemas/timestamp/hardware-timestamps-common.yaml#
 5$schema: http://devicetree.org/meta-schemas/core.yaml#
 6
 7title: Hardware timestamp providers
 8
 9maintainers:
10  - Dipen Patel <dipenp@nvidia.com>
11
12description:
13  Some devices/SoCs have hardware timestamp engines (HTE) which can use
14  hardware means to timestamp entity in realtime. The entity could be anything
15  from GPIOs, IRQs, Bus and so on. The hardware timestamp engine present
16  itself as a provider with the bindings described in this document.
17
18properties:
19  $nodename:
20    pattern: "^timestamp(@.*|-([0-9]|[1-9][0-9]+))?$"
21
22  "#timestamp-cells":
23    description:
24      Number of cells in a HTE specifier.
25
26required:
27  - "#timestamp-cells"
28
29additionalProperties: true