diff --git a/Documentation/devicetree/bindings/mmc/sdhci-am654.yaml b/Documentation/devicetree/bindings/mmc/sdhci-am654.yaml
index 676a74695389..242a3c6b925c 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-am654.yaml
+++ b/Documentation/devicetree/bindings/mmc/sdhci-am654.yaml
@@ -50,8 +50,7 @@ properties:
       - const: clk_ahb
       - const: clk_xin
 
-  dma-coherent:
-    type: boolean
+  dma-coherent: true
 
   # PHY output tap delays:
   # Used to delay the data valid window and align it to the sampling clock.