# 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: $nodename: pattern: "^timestamp(@.*|-[0-9a-f])?$" "#timestamp-cells": description: Number of cells in a HTE specifier. required: - "#timestamp-cells" additionalProperties: true