[PATCH v1 6/7] ASoC: dt-bindings: nvidia,tegra20/tegra30: Document #sound-dai-cells property

[Svyatoslav Ryhel <clamor95@gmail.com>]

The Tegra20 AC97, Tegra20 I2S, and Tegra30 I2S controllers each provide a
single DAI cell.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
 .../devicetree/bindings/sound/nvidia,tegra20-ac97.yaml    | 8 +++++++-
 .../devicetree/bindings/sound/nvidia,tegra20-i2s.yaml     | 8 +++++++-
 .../devicetree/bindings/sound/nvidia,tegra30-i2s.yaml     | 8 +++++++-
 3 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.yaml
index 4ea0a303d995d..19e242f6cf028 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.yaml
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.yaml
@@ -10,6 +10,9 @@ maintainers:
   - Thierry Reding <treding@nvidia.com>
   - Jon Hunter <jonathanh@nvidia.com>
 
+allOf:
+  - $ref: dai-common.yaml#
+
 properties:
   compatible:
     const: nvidia,tegra20-ac97
@@ -45,6 +48,9 @@ properties:
     description: AC97 DAP _FS line
     maxItems: 1
 
+  '#sound-dai-cells':
+    const: 0
+
 required:
   - compatible
   - reg
@@ -57,7 +63,7 @@ required:
   - nvidia,codec-reset-gpios
   - nvidia,codec-sync-gpios
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.yaml
index 68ae124eaf804..9a17866da7731 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.yaml
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.yaml
@@ -15,6 +15,9 @@ maintainers:
   - Thierry Reding <treding@nvidia.com>
   - Jon Hunter <jonathanh@nvidia.com>
 
+allOf:
+  - $ref: dai-common.yaml#
+
 properties:
   compatible:
     const: nvidia,tegra20-i2s
@@ -49,6 +52,9 @@ properties:
       limiting number of supportable audio rates.
     type: boolean
 
+  '#sound-dai-cells':
+    const: 0
+
 required:
   - compatible
   - reg
@@ -59,7 +65,7 @@ required:
   - dmas
   - dma-names
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.yaml
index 89c3c6414ab13..fbe4cd4619683 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.yaml
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.yaml
@@ -10,6 +10,9 @@ maintainers:
   - Thierry Reding <treding@nvidia.com>
   - Jon Hunter <jonathanh@nvidia.com>
 
+allOf:
+  - $ref: dai-common.yaml#
+
 properties:
   compatible:
     oneOf:
@@ -42,6 +45,9 @@ properties:
       - description: rx (playback)
       - description: tx (capture)
 
+  '#sound-dai-cells':
+    const: 0
+
 required:
   - compatible
   - reg
@@ -50,7 +56,7 @@ required:
   - reset-names
   - nvidia,ahub-cif-ids
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |
-- 
2.53.0