mISDN: Add XHFC support for embedded Speech-Design board to hfcmulti

New version without emulating arch specific stuff for the other
architectures, the special IO and init functions for the 8xx
microcontroller are in a separate include file.

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/mISDNdsp.h b/include/linux/mISDNdsp.h
index 2c483d4..41d1eeb 100644
--- a/include/linux/mISDNdsp.h
+++ b/include/linux/mISDNdsp.h
@@ -25,6 +25,7 @@
 struct dsp_features {
 	int	hfc_id; /* unique id to identify the chip (or -1) */
 	int	hfc_dtmf; /* set if HFCmulti card supports dtmf */
+	int	hfc_conf; /* set if HFCmulti card supports conferences */
 	int	hfc_loops; /* set if card supports tone loops */
 	int	hfc_echocanhw; /* set if card supports echocancelation*/
 	int	pcm_id; /* unique id to identify the pcm bus (or -1) */