diff --git a/target/linux/rockchip/patches-6.1/900-arm64-boot-add-dts-files.patch b/target/linux/rockchip/patches-6.1/900-arm64-boot-add-dts-files.patch
index 231bca2b544..0c4b2c55d9a 100644
--- a/target/linux/rockchip/patches-6.1/900-arm64-boot-add-dts-files.patch
+++ b/target/linux/rockchip/patches-6.1/900-arm64-boot-add-dts-files.patch
@@ -19,7 +19,7 @@
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-r4s-enterprise.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-orangepi.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-pinebook-pro.dtb
-@@ -78,8 +80,13 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bp
+@@ -78,8 +80,16 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bp
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r66s.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r68s.dtb
@@ -30,6 +30,9 @@
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-opc-h68k.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-opc-h69k.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-photonicat.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-seewo-sv21.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-t68m.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-panther-x2.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-radxa-e25.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-roc-pc.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb

--- a/package/boot/uboot-rockchip/Makefile
+++ b/package/boot/uboot-rockchip/Makefile
@@ -180,7 +180,14 @@
     radxa_cm3-io
 endef
 
+define U-Boot/panther-x2-rk3566
+  $(U-Boot/Default/rk3566)
+  NAME:=Panther X2
+  BUILD_DEVICES:= \
+    panther_x2
+endef
 
+
 # RK3568 boards
 
 define U-Boot/Default/rk3568
@@ -188,6 +195,20 @@
   DEPENDS:=+PACKAGE_u-boot-$(1):trusted-firmware-a-rk3568
   ATF:=$(RK3568_ATF)
   TPL:=$(RK3568_TPL)
+endef
+
+define U-Boot/lyt-t68m-rk3568
+  $(U-Boot/Default/rk3568)
+  NAME:=LYT T68M
+  BUILD_DEVICES:= \
+    lyt_t68m
+endef
+
+define U-Boot/seewo-sv21-rk3568
+  $(U-Boot/Default/rk3568)
+  NAME:=Seewo sv21-rk3568
+  BUILD_DEVICES:= \
+    seewo_sv21-rk3568
 endef
 
 define U-Boot/fastrhino-r66s-rk3568
@@ -355,8 +376,11 @@
   rock-pi-e-rk3328 \
   rock64-rk3328 \
   radxa-cm3-io-rk3566 \
+  panther-x2-rk3566 \
   fastrhino-r66s-rk3568 \
   fastrhino-r68s-rk3568 \
+  lyt-t68m-rk3568 \
+  seewo-sv21-rk3568 \
   mrkaio-m68s-rk3568 \
   nanopi-r5c-rk3568 \
   nanopi-r5s-rk3568 \

--- a/target/linux/rockchip/image/armv8.mk
+++ b/target/linux/rockchip/image/armv8.mk
@@ -319,6 +319,36 @@
 endef
 TARGET_DEVICES += friendlyarm_nanopi-neo3
 
+define Device/lyt_t68m
+  DEVICE_VENDOR := LYT
+  DEVICE_MODEL := T68M
+  SOC := rk3568
+  UBOOT_DEVICE_NAME := lyt-t68m-rk3568
+  BOOT_FLOW := pine64-img
+  DEVICE_PACKAGES := kmod-mt7921e kmod-r8125 wpad-basic-mbedtls uboot-envtools
+endef
+TARGET_DEVICES += lyt_t68m
+
+define Device/panther_x2
+  DEVICE_VENDOR := Panther
+  DEVICE_MODEL := X2
+  DEVICE_DTS := rockchip/rk3566-panther-x2
+  UBOOT_DEVICE_NAME := panther-x2-rk3566
+  BOOT_FLOW := pine64-img
+  DEVICE_PACKAGES := kmod-brcmfmac kmod-ikconfig panther-x2-firmware wpad-basic-mbedtls
+endef
+TARGET_DEVICES += panther_x2
+
+define Device/seewo_sv21-rk3568
+  DEVICE_VENDOR := Seewo
+  DEVICE_MODEL := sv21
+  DEVICE_DTS := rockchip/rk3568-seewo-sv21
+  UBOOT_DEVICE_NAME := seewo-sv21-rk3568
+  BOOT_FLOW := pine64-img
+  DEVICE_PACKAGES := kmod-usb-net-rtl8152 kmod-ata-ahci kmod-ata-ahci-platform
+endef
+TARGET_DEVICES += seewo_sv21-rk3568
+
 define Device/rongpin_king3399
   DEVICE_VENDOR := Rongpin
   DEVICE_MODEL := King3399

--- a/target/linux/rockchip/armv8/base-files/etc/board.d/02_network
+++ b/target/linux/rockchip/armv8/base-files/etc/board.d/02_network
@@ -31,6 +31,7 @@
 	friendlyarm,nanopi-r5c|\
 	lunzn,fastrhino-r66s|\
 	radxa,e25|\
+	seewo,sv21-rk3568|\
 	xunlong,orangepi-5-plus)
 		ucidef_set_interfaces_lan_wan 'eth0' 'eth1'
 		;;
@@ -44,6 +45,9 @@
 	lunzn,fastrhino-r68s)
 		ucidef_set_interfaces_lan_wan 'eth0 eth1 eth2' 'eth3'
 		;;
+	lyt,t68m)
+		ucidef_set_interfaces_lan_wan 'lan2 lan3 lan4' 'lan1'
+		;;
 	*)
 		ucidef_set_interface_lan 'eth0'
 		;;
@@ -75,9 +79,15 @@
 	friendlyarm,nanopi-r6s|\
 	hinlink,opc-h66k|\
 	hinlink,opc-h68k|\
-	hinlink,opc-h69k)
+	hinlink,opc-h69k|\
+	seewo,sv21-rk3568)
 		wan_mac=$(macaddr_generate_from_mmc_cid mmcblk1)
 		lan_mac=$(macaddr_add "$wan_mac" 1)
+		;;
+	lyt,t68m)
+		addr=$(cat /sys/class/net/eth2/address)
+		ip link set dev eth0 address $(macaddr_add $addr -2)
+		ip link set dev eth1 address $(macaddr_add $addr -1)
 		;;
 	friendlyarm,nanopi-r4se)
 		wan_mac=$(macaddr_generate_from_mmc_cid mmcblk2)

--- a/target/linux/rockchip/armv8/base-files/etc/hotplug.d/net/40-net-smp-affinity
+++ b/target/linux/rockchip/armv8/base-files/etc/hotplug.d/net/40-net-smp-affinity
@@ -49,6 +49,7 @@
 friendlyarm,nanopi-r2c-plus|\
 friendlyarm,nanopi-r2s|\
 radxa,rockpi-e|\
+seewo,sv21-rk3568|\
 xunlong,orangepi-r1-plus|\
 xunlong,orangepi-r1-plus-lts)
 	set_interface_core 2 "eth0"

--- a/package/boot/uboot-rockchip/patches/900-arm-add-dts-files.patch
+++ b/package/boot/uboot-rockchip/patches/900-arm-add-dts-files.patch
@@ -18,13 +18,14 @@
  	rk3399-orangepi.dtb \
  	rk3399-pinebook-pro.dtb \
  	rk3399-pinephone-pro.dtb \
-@@ -181,11 +183,19 @@ dtb-$(CONFIG_ROCKCHIP_RK3568) += \
+@@ -181,11 +183,20 @@ dtb-$(CONFIG_ROCKCHIP_RK3568) += \
  	rk3566-soquartz-model-a.dtb \
  	rk3568-bpi-r2-pro.dtb \
  	rk3568-evb.dtb \
 +	rk3568-fastrhino-r66s.dtb \
 +	rk3568-fastrhino-r68s.dtb \
  	rk3568-lubancat-2.dtb \
++	rk3568-lyt-t68m.dtb \
 +	rk3568-mrkaio-m68s.dtb \
  	rk3568-nanopi-r5c.dtb \
  	rk3568-nanopi-r5s.dtb \