[IA64-SGI] Altix patch to fix missing Kconfig dependency.

This is a one-liner to make the mbcs driver depend on SGI_TIOCX in the
drivers/char/Kconfig file.
Signed-off-by: Bruce Losure <blosure@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

drivers/char/Kconfig

@@ -408,7 +408,7 @@ config SGI_TIOCX
 
 config SGI_MBCS
        tristate "SGI FPGA Core Services driver support"
-       depends on (IA64_SGI_SN2 || IA64_GENERIC)
+       depends on SGI_TIOCX
        help
          If you have an SGI Altix with an attached SABrick
          say Y or M here, otherwise say N.