--- zzzz-none-000/linux-4.1.38/drivers/isdn/Kconfig	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/drivers/isdn/Kconfig	2020-11-25 10:06:48.000000000 +0000
@@ -58,6 +58,10 @@
 
 if ISDN_CAPI
 
+source "drivers/isdn/capi_oslib/Kconfig"
+source "drivers/isdn/capi_codec/Kconfig"
+source "drivers/isdn/avm_dect/Kconfig"
+
 source "drivers/isdn/capi/Kconfig"
 
 source "drivers/isdn/hardware/Kconfig"