linux-kernel - [PATCH 2/4] dt-bindings: sound: Update ADMAIF bindings for tegra264

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Message-ID: <20250918102009.1519588-3-sheetal@nvidia.com>
Date: Thu, 18 Sep 2025 15:50:07 +0530
From: "Sheetal ." <sheetal@...dia.com>
To: Vinod Koul <vkoul@...nel.org>, Rob Herring <robh@...nel.org>, "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, "Thierry
 Reding" <thierry.reding@...il.com>, Marc Zyngier <maz@...nel.org>, "Thomas
 Gleixner" <tglx@...utronix.de>, Liam Girdwood <lgirdwood@...il.com>, "Mark
 Brown" <broonie@...nel.org>
CC: Jonathan Hunter <jonathanh@...dia.com>, Sameer Pujar <spujar@...dia.com>,
	<dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-sound@...r.kernel.org>,
	sheetal <sheetal@...dia.com>
Subject: [PATCH 2/4] dt-bindings: sound: Update ADMAIF bindings for tegra264

From: sheetal <sheetal@...dia.com>

Update the ADMAIF bindings as tegra264 supports 64 channels, which includes
32 RX and 32 TX channels.

Signed-off-by: sheetal <sheetal@...dia.com>
---
 .../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