[PATCH v3 3/4] ASoC: dt-bindings: fsl-sai: allow only one dma-names

Frank Li
2024-02-28T19:14:44Z

Some sai only connect one direction. So allow only "rx" or "tx" for
dma-names.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
Documentation/devicetree/bindings/sound/fsl,sai.yaml | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/fsl,sai.yaml b/Documentation/devicetree/bindings/sound/fsl,sai.yaml
index 2456d958adeef..0302752d58a2b 100644
--- a/Documentation/devicetree/bindings/sound/fsl,sai.yaml
+++ b/Documentation/devicetree/bindings/sound/fsl,sai.yaml
@@ -86,10 +86,14 @@ properties:
- description: DMA controller phandle and request line for TX

dma-names:
- minItems: 1
- items:
- - const: rx
- - const: tx
+ oneOf:
+ - items:
+ - const: rx
+ - const: tx
+ - items:
+ - enum:
+ - rx
+ - tx

interrupts:
items:

--
2.34.1