[PATCH 1/2] dt-bindings: dma: apple,admac: Add M3 generation ADMACs
From: Sasha Finkelstein
Date: Sat Jul 25 2026 - 08:27:23 EST
The admacs seen in M3-generation SoCs (t603x, t8122) need additional
configuration writes and so are getting a new compatible chain.
Signed-off-by: Sasha Finkelstein <k@xxxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/dma/apple,admac.yaml | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/dma/apple,admac.yaml b/Documentation/devicetree/bindings/dma/apple,admac.yaml
index 6a200cbd7d02..5b4fd8348f99 100644
--- a/Documentation/devicetree/bindings/dma/apple,admac.yaml
+++ b/Documentation/devicetree/bindings/dma/apple,admac.yaml
@@ -10,7 +10,7 @@ description: |
Apple's Audio DMA Controller (ADMAC) is used to fetch and store audio samples
on SoCs from the "Apple Silicon" family.
- The controller has been seen with up to 24 channels. Even-numbered channels
+ The controller has been seen with up to 32 channels. Even-numbered channels
are TX-only, odd-numbered are RX-only. Individual channels are coupled to
fixed device endpoints.
@@ -33,6 +33,12 @@ properties:
- apple,t8103-admac
- apple,t8112-admac
- const: apple,admac
+ - items:
+ - enum:
+ - apple,t6030-admac
+ - apple,t6031-admac
+ - const: apple,t8122-admac
+ - const: apple,t8122-admac
reg:
maxItems: 1
@@ -43,7 +49,7 @@ properties:
Clients specify a single cell with channel number.
dma-channels:
- maximum: 24
+ maximum: 32
interrupts:
minItems: 4
--
2.55.0