dt-bindings: net: rockchip-dwmac: Allow "dma-coherent"

The GMAC is coherent on RK3576, so allow the "dma-coherent" property.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patch.msgid.link/20260108225318.1325114-2-robh@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
index d17112527dab0a5104ffaf2627fdcb73603d5db7..80c252845349c4533deff85b052157984d0e2f23 100644 (file)
--- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
@@ -85,6 +85,8 @@ properties:
         - clk_mac_refout
         - clk_mac_speed
 
+  dma-coherent: true
+
   clock_in_out:
     description:
       For RGMII, it must be "input", means main clock(125MHz)