kconfig: drop intermittend forwarder files

With kconfig understanding wildcards, we don't need
Kconfig files that just include other Kconfig files
anymore.

Change-Id: I7584e675f78fcb4ff1fdb0731e340533c5bc040d
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/9298
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
diff --git a/src/northbridge/amd/agesa/Kconfig b/src/northbridge/amd/agesa/Kconfig
index 8fd8bfd..430d4ba 100644
--- a/src/northbridge/amd/agesa/Kconfig
+++ b/src/northbridge/amd/agesa/Kconfig
@@ -32,13 +32,7 @@
 	bool
 	default n
 
-source src/northbridge/amd/agesa/family10/Kconfig
-source src/northbridge/amd/agesa/family12/Kconfig
-source src/northbridge/amd/agesa/family14/Kconfig
-source src/northbridge/amd/agesa/family15/Kconfig
-source src/northbridge/amd/agesa/family15tn/Kconfig
-source src/northbridge/amd/agesa/family15rl/Kconfig
-source src/northbridge/amd/agesa/family16kb/Kconfig
+source "src/northbridge/amd/agesa/*/Kconfig"
 
 # TODO: Reservation for heap seems excessive
 config HEAP_SIZE