--- zzzz-none-000/linux-4.9.231/drivers/isdn/Makefile	2020-07-22 07:10:54.000000000 +0000
+++ falcon-5590-729/linux-4.9.231/drivers/isdn/Makefile	2022-03-30 12:03:34.000000000 +0000
@@ -11,3 +11,9 @@
 obj-$(CONFIG_ISDN_DRV_LOOP)		+= isdnloop/
 obj-$(CONFIG_HYSDN)			+= hysdn/
 obj-$(CONFIG_ISDN_DRV_GIGASET)		+= gigaset/
+
+# AVM Driver
+obj-$(CONFIG_ISDN_CAPI_ISDN_NT_PCMLINK) += isdn_fon5/
+obj-$(CONFIG_CAPI_OSLIB)        		+= capi_oslib/
+obj-$(CONFIG_CAPI_CODEC)        		+= capi_codec/
+obj-$(CONFIG_AVM_DECT)   	      		+= avm_dect/