diff --git a/ramdisk/rootfs/overlay/cv180x_glibc_riscv64/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv180x_glibc_riscv64/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv180x_glibc_riscv64/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv180x_glibc_riscv64/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv180x_musl_riscv64/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv180x_musl_riscv64/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv180x_musl_riscv64/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv180x_musl_riscv64/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv181x_32bit/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv181x_32bit/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv181x_32bit/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv181x_32bit/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv181x_glibc_riscv64/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv181x_glibc_riscv64/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv181x_glibc_riscv64/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv181x_glibc_riscv64/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv181x_musl_riscv64/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv181x_musl_riscv64/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv181x_musl_riscv64/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv181x_musl_riscv64/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv1821/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv1821/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv1821/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv1821/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv1826/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv1826/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv1826/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv1826/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv1835/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv1835/etc/run_usb.sh
index e458681a5..9ae480ac2 100755
--- a/ramdisk/rootfs/overlay/cv1835/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv1835/etc/run_usb.sh
@@ -281,7 +281,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/overlay/cv1838/etc/run_usb.sh b/ramdisk/rootfs/overlay/cv1838/etc/run_usb.sh
index 4f76a4590..b2af2b227 100755
--- a/ramdisk/rootfs/overlay/cv1838/etc/run_usb.sh
+++ b/ramdisk/rootfs/overlay/cv1838/etc/run_usb.sh
@@ -282,7 +282,8 @@ case "$1" in
 	probe
 	;;
   UDC)
-	echo $CVI_UDC >$CVI_GADGET/UDC
+  UDC=`ls /sys/class/udc/ | awk '{print $1}'`
+  echo ${UDC} >$CVI_GADGET/UDC
 	;;
   *)
 	echo "Usage: $0 probe {acm|msc|cvg|uvc|uac1} {file (msc)}"
diff --git a/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8723d_config b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8723d_config
new file mode 100755
index 000000000..c11102563
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8723d_config differ
diff --git a/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8723d_fw b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8723d_fw
new file mode 100755
index 000000000..6d54ef0f1
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8723d_fw differ
diff --git a/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8821c_config b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8821c_config
new file mode 100755
index 000000000..c11102563
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8821c_config differ
diff --git a/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8821c_fw b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8821c_fw
new file mode 100755
index 000000000..aa846ab39
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/lib/firmware/rtlbt/rtl8821c_fw differ
diff --git a/ramdisk/rootfs/public/bluetooth/glibc_riscv64/usr/bin/rtk_hciattach b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/usr/bin/rtk_hciattach
new file mode 100755
index 000000000..46513f33d
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/glibc_riscv64/usr/bin/rtk_hciattach differ
diff --git a/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8723d_config b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8723d_config
new file mode 100755
index 000000000..c11102563
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8723d_config differ
diff --git a/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8723d_fw b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8723d_fw
new file mode 100755
index 000000000..6d54ef0f1
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8723d_fw differ
diff --git a/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8821c_config b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8821c_config
new file mode 100755
index 000000000..c11102563
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8821c_config differ
diff --git a/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8821c_fw b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8821c_fw
new file mode 100755
index 000000000..aa846ab39
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/musl_riscv64/lib/firmware/rtlbt/rtl8821c_fw differ
diff --git a/ramdisk/rootfs/public/bluetooth/musl_riscv64/usr/bin/rtk_hciattach b/ramdisk/rootfs/public/bluetooth/musl_riscv64/usr/bin/rtk_hciattach
new file mode 100755
index 000000000..7f93fadf3
Binary files /dev/null and b/ramdisk/rootfs/public/bluetooth/musl_riscv64/usr/bin/rtk_hciattach differ