b43: add an option to register BROKEN bcma driver

It does nothing useful yet, so it is matched as BROKEN.
For now this is just an option for b43, in future we may want to make
b43 support SSB or BCMA (note: or, not xor).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43/Kconfig b/drivers/net/wireless/b43/Kconfig
index 480595f..fe26bf4 100644
--- a/drivers/net/wireless/b43/Kconfig
+++ b/drivers/net/wireless/b43/Kconfig
@@ -26,6 +26,11 @@
 	  This driver can be built as a module (recommended) that will be called "b43".
 	  If unsure, say M.
 
+config B43_BCMA
+	bool "Support for BCMA bus"
+	depends on B43 && BCMA && BROKEN
+	default y
+
 # Auto-select SSB PCI-HOST support, if possible
 config B43_PCI_AUTOSELECT
 	bool