diff --git a/target/linux/mvebu/patches-5.10/317-armada-370-dts-fix-crypto-engine.patch b/target/linux/mvebu/patches-5.10/317-armada-370-dts-fix-crypto-engine.patch
deleted file mode 100644
index 19378870ef..0000000000
--- a/target/linux/mvebu/patches-5.10/317-armada-370-dts-fix-crypto-engine.patch
+++ /dev/null
@@ -1,29 +0,0 @@
---- a/arch/arm/boot/dts/armada-370.dtsi
-+++ b/arch/arm/boot/dts/armada-370.dtsi
-@@ -234,7 +234,7 @@
- 				clocks = <&gateclk 23>;
- 				clock-names = "cesa0";
- 				marvell,crypto-srams = <&crypto_sram>;
--				marvell,crypto-sram-size = <0x7e0>;
-+				marvell,crypto-sram-size = <0x800>;
- 			};
- 		};
- 
-@@ -255,12 +255,17 @@
- 			 * cpuidle workaround.
- 			 */
- 			idle-sram@0 {
-+				status = "disabled";
- 				reg = <0x0 0x20>;
- 			};
- 		};
- 	};
- };
- 
-+&coherencyfab {
-+	broken-idle;
-+};
-+
- /*
-  * Default UART pinctrl setting without RTS/CTS, can be overwritten on
-  * board level if a different configuration is used.