diff -drupN a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile
--- a/drivers/bluetooth/Makefile	2017-10-21 18:09:07.000000000 +0300
+++ b/drivers/bluetooth/Makefile	2022-06-09 05:02:28.000000000 +0300
@@ -2,6 +2,9 @@
 # Makefile for the Linux Bluetooth HCI device drivers.
 #
 
+obj-$(CONFIG_BT_HCIUART_RTKH5) += hci_rtk_h5.o
+obj-$(CONFIG_BT_HCIUART_RTKH5) += rtk_coex.o
+
 obj-$(CONFIG_BT_HCIVHCI)	+= hci_vhci.o
 obj-$(CONFIG_BT_HCIUART)	+= hci_uart.o
 obj-$(CONFIG_BT_HCIBCM203X)	+= bcm203x.o