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| author | Sameer Pujar <spujar@nvidia.com> | 2021-01-19 12:28:11 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-01-19 17:09:19 +0300 |
| commit | 9e0f86fdcdab6a0e183ad4ec2410453985b4cf3c (patch) | |
| tree | 3283d4b3eef54b1cce0af22d31971a1023aafad0 /Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml | |
| parent | 39860fe070c97e62ae9e80addce40ce0b3c2b082 (diff) | |
| download | linux-9e0f86fdcdab6a0e183ad4ec2410453985b4cf3c.tar.xz | |
ASoC: dt-bindings: tegra: Add graph bindings
Add device tree binding properties of generic graph to ASoC component
devices. This allows to define audio ports out of these components or
DAIs and audio graph based sound card can be realised with this.
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Link: https://lore.kernel.org/r/1611048496-24650-2-git-send-email-spujar@nvidia.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml index dfc1bf7b7722..556460332ffb 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml @@ -16,6 +16,9 @@ maintainers: - Jon Hunter <jonathanh@nvidia.com> - Sameer Pujar <spujar@nvidia.com> +allOf: + - $ref: audio-graph-port.yaml# + properties: $nodename: pattern: "^i2s@[0-9a-f]*$" @@ -74,6 +77,19 @@ properties: The name can be "I2S1" or "I2S2" ... "I2Sx", where x depends on the maximum available instances on a Tegra SoC. + ports: + type: object + properties: + port@0: + description: | + I2S ACIF (Audio Client Interface) port connected to the + corresponding AHUB (Audio Hub) ACIF port. + + port@1: + description: | + I2S DAP (Digital Audio Port) interface which can be connected + to external audio codec for playback or capture. + required: - compatible - reg @@ -82,7 +98,7 @@ required: - assigned-clocks - assigned-clock-parents -additionalProperties: false +unevaluatedProperties: false examples: - | |