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[v6,28/40] ASoC: dt-bindings: ep93xx: Document DMA support

Message ID 20231212-ep93xx-v6-28-c307b8ac9aa8@maquefel.me
State Not Applicable, archived
Headers show
Series ep93xx device tree conversion | expand

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Commit Message

Nikita Shubin via B4 Relay Dec. 12, 2023, 8:20 a.m. UTC 
From: Nikita Shubin <nikita.shubin@maquefel.me>

Document DMA support in binding document.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
---
 .../devicetree/bindings/sound/cirrus,ep9301-i2s.yaml         | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml b/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml
index 453d493c941f..36a320ddf534 100644
--- a/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml
+++ b/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml
@@ -40,6 +40,16 @@  properties:
       - const: sclk
       - const: lrclk
 
+  dmas:
+    items:
+      - description: out DMA channel
+      - description: in DMA channel
+
+  dma-names:
+    items:
+      - const: tx
+      - const: rx
+
 required:
   - compatible
   - '#sound-dai-cells'
@@ -61,6 +71,8 @@  examples:
                  <&syscon 30>,
                  <&syscon 31>;
         clock-names = "mclk", "sclk", "lrclk";
+        dmas = <&dma0 0 1>, <&dma0 0 2>;
+        dma-names = "tx", "rx";
     };
 
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