diff --git a/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt b/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt
index f69773f4252b..941bb6a6fb13 100644
--- a/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt
+++ b/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt
@@ -8,7 +8,6 @@ Required properties:
 
 Optional properties:
 - clocks: Reference to the crypto engine clock.
-- dma-mask: The address mask limitation. Defaults to 64.
 
 Example:
 
@@ -24,6 +23,5 @@ Example:
 		interrupt-names = "mem", "ring0", "ring1", "ring2", "ring3",
 				  "eip";
 		clocks = <&cpm_syscon0 1 26>;
-		dma-mask = <0xff 0xffffffff>;
 		status = "disabled";
 	};