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