3fda85324b
Rename name-prefix.yaml into common DAI schema and document '#sound-dai-cells' for completeness. The '#sound-dai-cells' cannot be really constrained, as there are users with value of 0, 1 and 2, but at least it brings definition to one common place. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20221203160442.69594-1-krzysztof.kozlowski@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
75 lines
1.7 KiB
YAML
75 lines
1.7 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/nvidia,tegra210-sfc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Tegra210 SFC
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description: |
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The Sampling Frequency Converter (SFC) converts the sampling frequency
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of the input signal from one frequency to another. It supports sampling
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frequency conversions of streams of up to two channels (stereo).
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maintainers:
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- Jon Hunter <jonathanh@nvidia.com>
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- Mohan Kumar <mkumard@nvidia.com>
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- Sameer Pujar <spujar@nvidia.com>
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allOf:
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- $ref: dai-common.yaml#
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properties:
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$nodename:
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pattern: "^sfc@[0-9a-f]*$"
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compatible:
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oneOf:
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- const: nvidia,tegra210-sfc
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- items:
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- enum:
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- nvidia,tegra234-sfc
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- nvidia,tegra194-sfc
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- nvidia,tegra186-sfc
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- const: nvidia,tegra210-sfc
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reg:
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maxItems: 1
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sound-name-prefix:
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pattern: "^SFC[1-9]$"
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ports:
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$ref: /schemas/graph.yaml#/properties/ports
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properties:
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port@0:
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$ref: audio-graph-port.yaml#
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unevaluatedProperties: false
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description: |
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SFC ACIF (Audio Client Interface) input port. This is connected
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to corresponding ACIF output port on AHUB (Audio Hub).
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port@1:
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$ref: audio-graph-port.yaml#
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unevaluatedProperties: false
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description: |
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SFC ACIF output port. This is connected to corresponding ACIF
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input port on AHUB.
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required:
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- compatible
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- reg
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additionalProperties: false
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examples:
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- |
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sfc@702d2000 {
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compatible = "nvidia,tegra210-sfc";
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reg = <0x702d2000 0x200>;
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sound-name-prefix = "SFC1";
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};
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...
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