[PATCH 2/4] dt-bindings: sound: Update ADMAIF bindings for tegra264
From: Sheetal .
Date: Thu Sep 18 2025 - 06:24:04 EST
From: sheetal <sheetal@xxxxxxxxxx>
Update the ADMAIF bindings as tegra264 supports 64 channels, which includes
32 RX and 32 TX channels.
Signed-off-by: sheetal <sheetal@xxxxxxxxxx>
---
.../sound/nvidia,tegra210-admaif.yaml | 49 +++++++++++++------
1 file changed, 35 insertions(+), 14 deletions(-)
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
index b32f33214ba6..f53ecef379b3 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
@@ -93,20 +93,41 @@ then:
iommus: false
else:
- properties:
- dmas:
- description:
- DMA channel specifiers, equally divided for Tx and Rx.
- minItems: 1
- maxItems: 40
- dma-names:
- items:
- pattern: "^[rt]x(1[0-9]|[1-9]|20)$"
- description:
- Should be "rx1", "rx2" ... "rx20" for DMA Rx channel
- Should be "tx1", "tx2" ... "tx20" for DMA Tx channel
- minItems: 1
- maxItems: 40
+ if:
+ properties:
+ compatible:
+ contains:
+ const: nvidia,tegra264-admaif
+ then:
+ properties:
+ dmas:
+ description:
+ DMA channel specifiers, equally divided for Tx and Rx.
+ minItems: 1
+ maxItems: 64
+ dma-names:
+ items:
+ pattern: "^[rt]x(3[0-2]|[1-2][0-9]|[1-9])$"
+ description:
+ Should be "rx1", "rx2" ... "rx32" for DMA Rx channel
+ Should be "tx1", "tx2" ... "tx32" for DMA Tx channel
+ minItems: 1
+ maxItems: 64
+ else:
+ properties:
+ dmas:
+ description:
+ DMA channel specifiers, equally divided for Tx and Rx.
+ minItems: 1
+ maxItems: 40
+ dma-names:
+ items:
+ pattern: "^[rt]x(1[0-9]|[1-9]|20)$"
+ description:
+ Should be "rx1", "rx2" ... "rx20" for DMA Rx channel
+ Should be "tx1", "tx2" ... "tx20" for DMA Tx channel
+ minItems: 1
+ maxItems: 40
required:
- compatible
--
2.34.1