On EyeQ5, the GEM DMA controller is coherent with the CPU;
allow specifying the information.

Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
---
 Documentation/devicetree/bindings/net/cdns,macb.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/cdns,macb.yaml b/Documentation/devicetree/bindings/net/cdns,macb.yaml
index 0112dc6aeed68a186f0ee0038f495b0234570427..58f4933ec2ca58432d7eaa017317249b074c9fc7 100644
--- a/Documentation/devicetree/bindings/net/cdns,macb.yaml
+++ b/Documentation/devicetree/bindings/net/cdns,macb.yaml
@@ -113,6 +113,8 @@ properties:
   iommus:
     maxItems: 1
 
+  dma-coherent: true
+
   power-domains:
     maxItems: 1
 

-- 
2.50.0