[PATCH v2 1/2] dt-bindings: dma: apple,admac: Add M3 generation ADMACs
Sasha Finkelstein <[email protected]> Wed, 29 Jul 2026 13:46:34 +0200
| Newsgroups | dev.linux.lists.asahi,org.infradead.lists.linux-arm-kernel,org.kernel.vger.dmaengine,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
The admacs seen in M3-generation SoCs (t603x, t8122) need additional configuration writes and so are getting a new compatible chain. Acked-by: Rob Herring (Arm) <[email protected]> Reviewed-by: Joshua Peisach <[email protected]> Signed-off-by: Sasha Finkelstein <[email protected]> --- 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