[PATCH 2/2] ASoC: dt-bindings: microchip,sama7g5-i2smcc: Add 'sound-name-prefix' property

[Andrei Simion <andrei.simion@xxxxxxxxxxxxx>]

From: Codrin Ciubotariu <codrin.ciubotariu@xxxxxxxxxxxxx>

Add 'sound-name-prefix' property to differentiate between interfaces in
DPCM use-cases. Property is optional.

[andrei.simion@xxxxxxxxxxxxx: Adjust the commit title and message.
Reword the description for 'sound-name-prefix'.]

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@xxxxxxxxxxxxx>
Signed-off-by: Andrei Simion <andrei.simion@xxxxxxxxxxxxx>
---
 .../bindings/sound/microchip,sama7g5-i2smcc.yaml           | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/microchip,sama7g5-i2smcc.yaml b/Documentation/devicetree/bindings/sound/microchip,sama7g5-i2smcc.yaml
index fb630a184350..ad34df67c7c0 100644
--- a/Documentation/devicetree/bindings/sound/microchip,sama7g5-i2smcc.yaml
+++ b/Documentation/devicetree/bindings/sound/microchip,sama7g5-i2smcc.yaml
@@ -52,6 +52,13 @@ properties:
       - const: gclk
     minItems: 1
 
+  sound-name-prefix:
+    pattern: "^I2SMCC[0-9]$"
+    $ref: /schemas/types.yaml#/definitions/string
+    description:
+      Unique prefixes for the sink/source names of the component, ensuring
+      distinct identification among multiple instances.
+
   dmas:
     items:
       - description: TX DMA Channel
-- 
2.34.1