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Sun, 2 Aug 2026 04:55:57 -0400 (EDT) Date: Sun, 2 Aug 2026 10:55:56 +0200 From: Janne Grunau To: Sasha Finkelstein Cc: Sven Peter , Vinod Koul , Frank Li , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Martin =?utf-8?Q?Povi=C5=A1er?= , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Joshua Peisach Subject: Re: [PATCH v2 1/2] dt-bindings: dma: apple,admac: Add M3 generation ADMACs Message-ID: <20260802085556.GB806854@robin.jannau.net> References: <20260729-t603x-admac-v2-0-e4b2bb6ca45e@chaosmail.tech> <20260729-t603x-admac-v2-1-e4b2bb6ca45e@chaosmail.tech> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260729-t603x-admac-v2-1-e4b2bb6ca45e@chaosmail.tech> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260802_015559_187842_2A6A2268 X-CRM114-Status: GOOD ( 14.47 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jul 29, 2026 at 01:46:34PM +0200, Sasha Finkelstein wrote: > 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) > Reviewed-by: Joshua Peisach > Signed-off-by: Sasha Finkelstein > --- > 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 Reviewed-by: Janne Grunau Janne