diff --git a/projects/Allwinner/devices/H6/options b/projects/Allwinner/devices/H6/options
index d4c8c18c79..e88c52b12e 100644
--- a/projects/Allwinner/devices/H6/options
+++ b/projects/Allwinner/devices/H6/options
@@ -35,3 +35,6 @@
 
   # set the addon project
     ADDON_PROJECT="ARMv8"
+
+  # additional kernel parameters
+    EXTRA_CMDLINE="$EXTRA_CMDLINE deferred_probe_timeout=0"
diff --git a/projects/Allwinner/patches/linux/0066-temporary-disable-iommu-on-H6.patch b/projects/Allwinner/patches/linux/0066-temporary-disable-iommu-on-H6.patch
deleted file mode 100644
index 8096bf6b2a..0000000000
--- a/projects/Allwinner/patches/linux/0066-temporary-disable-iommu-on-H6.patch
+++ /dev/null
@@ -1,37 +0,0 @@
-From 708274855501cfb1cf4ed01d4e68758d94a4c506 Mon Sep 17 00:00:00 2001
-From: Jernej Skrabec <jernej.skrabec@gmail.com>
-Date: Wed, 28 Sep 2022 22:23:34 +0200
-Subject: [PATCH] HACK: temporary disable iommu on H6
-
-Since driver is not enabled, peripherals with iommu phandle are probed
-very late. Workaround that by removing iommu phandles until driver is
-enabled.
-
-Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
----
- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 2 --
- 1 file changed, 2 deletions(-)
-
-diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
-index fbe94abbb1f9..4a8abc3ace16 100644
---- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
-+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
-@@ -136,7 +136,6 @@ mixer0: mixer@100000 {
- 				clock-names = "bus",
- 					      "mod";
- 				resets = <&display_clocks RST_MIXER0>;
--				iommus = <&iommu 0>;
- 
- 				ports {
- 					#address-cells = <1>;
-@@ -171,7 +170,6 @@ video-codec@1c0e000 {
- 			resets = <&ccu RST_BUS_VE>;
- 			interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
- 			allwinner,sram = <&ve_sram 1>;
--			iommus = <&iommu 3>;
- 		};
- 
- 		gpu: gpu@1800000 {
--- 
-2.37.3
-