mISDN: Add driver for Infineon ISDN chipset family

This driver supports cards with Infineon ISAC/HSCX, ISACX, IPAC
and IPACX chips from various manufacturers.

Signed-off-by: Karsten Keil <keil@b1-systems.de>
diff --git a/drivers/isdn/hardware/mISDN/Makefile b/drivers/isdn/hardware/mISDN/Makefile
index b040352..2863455 100644
--- a/drivers/isdn/hardware/mISDN/Makefile
+++ b/drivers/isdn/hardware/mISDN/Makefile
@@ -6,3 +6,6 @@
 obj-$(CONFIG_MISDN_HFCPCI) += hfcpci.o
 obj-$(CONFIG_MISDN_HFCMULTI) += hfcmulti.o
 obj-$(CONFIG_MISDN_HFCUSB) += hfcsusb.o
+obj-$(CONFIG_MISDN_INFINEON) += mISDNinfineon.o
+# chip modules
+obj-$(CONFIG_MISDN_IPAC) += mISDNipac.o