tty: declare MODULE_FIRMWARE in various drivers

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/serial/icom.c b/drivers/serial/icom.c
index 0028b6f..6e715b7 100644
--- a/drivers/serial/icom.c
+++ b/drivers/serial/icom.c
@@ -1654,4 +1654,6 @@
 MODULE_SUPPORTED_DEVICE
     ("IBM iSeries 2745, 2771, 2772, 2742, 2793 and 2805 Communications adapters");
 MODULE_LICENSE("GPL");
-
+MODULE_FIRMWARE("icom_call_setup.bin");
+MODULE_FIRMWARE("icom_res_dce.bin");
+MODULE_FIRMWARE("icom_asc.bin");