diff --git a/packages/bsp/common/usr/lib/armbian/armbian-hardware-optimization b/packages/bsp/common/usr/lib/armbian/armbian-hardware-optimization
index a0de890abd0a..4dc7bea894a3 100755
--- a/packages/bsp/common/usr/lib/armbian/armbian-hardware-optimization
+++ b/packages/bsp/common/usr/lib/armbian/armbian-hardware-optimization
@@ -179,27 +179,6 @@ prepare_board() {
 				echo 8 > /proc/irq/$i/smp_affinity
 			done
 			;;
-		rk322x) # RK322x: usb otg on cpu1, usb2,3,4 (EHCI), usb5,6,7 (OHCI) on cpu2, eth and GPU on cpu3
-			echo 2 > /proc/irq/$(awk -F":" "/:usb1/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 4 > /proc/irq/$(awk -F":" "/:usb2/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 4 > /proc/irq/$(awk -F":" "/:usb3/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 4 > /proc/irq/$(awk -F":" "/:usb4/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 4 > /proc/irq/$(awk -F":" "/:usb5/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 4 > /proc/irq/$(awk -F":" "/:usb6/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 4 > /proc/irq/$(awk -F":" "/:usb7/ {print \$1}" < /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 8 > /proc/irq/$(awk -F":" "/eth0/ {print \$1}" < /proc/interrupts | sed 's/\ //g' | head -n1)/smp_affinity
-			echo 7 > /sys/class/net/eth0/queues/rx-0/rps_cpus
-
-			# Mali in 4.4 kernel
-			for i in $(awk -F':' '/Mali_/{print $1}' /proc/interrupts | sed 's/\ //g'); do
-				echo 8 > /proc/irq/$i/smp_affinity
-			done
-
-			# Lima in mainline kernel
-			echo 8 > /proc/irq/$(awk -F':' '/gp$/{print $1}' /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 8 > /proc/irq/$(awk -F':' '/gpmmu/{print $1}' /proc/interrupts | sed 's/\ //g')/smp_affinity
-			echo 8 > /proc/irq/$(awk -F':' '/pp0/{print $1}' /proc/interrupts | sed 's/\ //g')/smp_affinity
-			;;
 		rockchip64) # Rock64 and Renegade: GPU on cpu1, USB3 on cpu2, Ethernet on cpu3
 			for i in $(awk -F':' '/Mali/{print $1}' < /proc/interrupts | sed 's/\ //g'); do
 				echo 2 > /proc/irq/$i/smp_affinity