| Message ID | 20220909135103.98179-3-j@jannau.net (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Apple M1 Pro/Max/Ultra device trees | expand |
> On 9. 9. 2022, at 15:50, Janne Grunau <j@jannau.net> wrote: > > Apple's ADMAC is on all supported Apple silicon SoCs behind an IOMMU > and has its own power-domain. > > Signed-off-by: Janne Grunau <j@jannau.net> Acked-by: Martin Povišer <povik+lin@cutebit.org> Vinod, please pick it up in the dmaengine tree, I may have one patch to the binding I will post later (with associated driver changes).
On 09/09/2022 15:50, Janne Grunau wrote: > Apple's ADMAC is on all supported Apple silicon SoCs behind an IOMMU > and has its own power-domain. > > Signed-off-by: Janne Grunau <j@jannau.net> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Best regards, Krzysztof
diff --git a/Documentation/devicetree/bindings/dma/apple,admac.yaml b/Documentation/devicetree/bindings/dma/apple,admac.yaml index bdc8c129c4f5..3b1e667f7ea0 100644 --- a/Documentation/devicetree/bindings/dma/apple,admac.yaml +++ b/Documentation/devicetree/bindings/dma/apple,admac.yaml @@ -49,6 +49,13 @@ properties: in an interrupts-extended list the disconnected positions will contain an empty phandle reference <0>. + iommus: + minItems: 1 + maxItems: 2 + + power-domains: + maxItems: 1 + required: - compatible - reg
Apple's ADMAC is on all supported Apple silicon SoCs behind an IOMMU and has its own power-domain. Signed-off-by: Janne Grunau <j@jannau.net> --- Documentation/devicetree/bindings/dma/apple,admac.yaml | 7 +++++++ 1 file changed, 7 insertions(+)