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| -rw-r--r-- | Documentation/devicetree/bindings/timestamp/hardware-timestamps-common.yaml | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/timestamp/hardware-timestamps-common.yaml b/Documentation/devicetree/bindings/timestamp/hardware-timestamps-common.yaml new file mode 100644 index 0000000000..95f42acd0c --- /dev/null +++ b/Documentation/devicetree/bindings/timestamp/hardware-timestamps-common.yaml @@ -0,0 +1,29 @@ +# 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 |