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authorJanne Grunau <j@jannau.net>2022-09-16 16:25:41 +0200
committerVinod Koul <vkoul@kernel.org>2022-09-29 22:46:08 +0530
commit41742afd34b7ac354ec354a3efa3651e486d8c54 (patch)
tree4778977e89aa47ad2e05e1bbaa7f697e9b459bea
parenta0188eb6e71c93ab7dd9bfa4305fac43c70db309 (diff)
downloadlinux-41742afd34b7ac354ec354a3efa3651e486d8c54.tar.gz
dt-bindings: dma: apple,admac: Add iommus and power-domains properties
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 PoviĊĦer <povik+lin@cutebit.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220916142550.269905-2-j@jannau.net
Signed-off-by: Vinod Koul <vkoul@kernel.org>
-rw-r--r--Documentation/devicetree/bindings/dma/apple,admac.yaml7
1 files changed, 7 insertions, 0 deletions
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