wl1271: Initial SDIO implementation

Added initial implementation of SDIO interfacte to the wl1271 driver.
When selected, this adds new module called "wl1271_sdio".

Signed-off-by: Teemu Paasikivi <ext-teemu.3.paasikivi@nokia.com>
Reviewed-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig
index 9c6fdcc..2f67335 100644
--- a/drivers/net/wireless/wl12xx/Kconfig
+++ b/drivers/net/wireless/wl12xx/Kconfig
@@ -63,3 +63,15 @@
 	  If you choose to build a module, it'll be called wl1251_spi.
 	  Say N if unsure.
 
+config WL1271_SDIO
+	tristate "TI wl1271 SDIO support"
+	depends on WL1271 && MMC
+	---help---
+	  This module adds support for the SDIO interface of adapters using
+	  TI wl1271 chipset.  Select this if your platform is using
+	  the SDIO bus.
+
+	  If you choose to build a module, it'll be called
+	  wl1271_sdio. Say N if unsure.
+
+