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-rw-r--r--dts/Bindings/sound/nvidia,tegra210-i2s.yaml18
1 files changed, 17 insertions, 1 deletions
diff --git a/dts/Bindings/sound/nvidia,tegra210-i2s.yaml b/dts/Bindings/sound/nvidia,tegra210-i2s.yaml
index dfc1bf7b77..556460332f 100644
--- a/dts/Bindings/sound/nvidia,tegra210-i2s.yaml
+++ b/dts/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:
- |