[PATCH v3 10/11] ASoC: dt-bindings: renesas, rsnd: #sound-dai-cells is not mandatory

[Kuninori Morimoto]

From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

Current renesas,rsnd is requesting #sound-dai-cells, but it is
needed in case of it is using "simple-card", but not needed in case of
"audio-graph". We will get below warning without this patch.
This patch fiup it.

${LINUX}/arch/arm64/boot/dts/renesas/r8a77950-salvator-x.dtb: sound at ec500000: '#sound-dai-cells' is a required property
	From schema: ${LINUX}/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
 Documentation/devicetree/bindings/sound/renesas,rsnd.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
index 54cfdd4d5e7f..e01ec0179290 100644
--- a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
+++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
@@ -68,6 +68,7 @@ properties:
     description: |
       it must be 0 if your system is using single DAI
       it must be 1 if your system is using multi  DAIs
+      This is used on simple-audio-card
     enum: [0, 1]
 
   "#clock-cells":
@@ -286,7 +287,6 @@ required:
   - reg-names
   - clocks
   - clock-names
-  - "#sound-dai-cells"
 
 allOf:
   - $ref: dai-common.yaml#
-- 
2.25.1