--- a/config.mk
+++ b/config.mk
@@ -398,7 +398,7 @@ endif # end of SPI driver list
 
 ifneq ($(CONFIG_MMC),)
 
-CONFIG_B43_SDIO=y
+# CONFIG_B43_SDIO=y
 CONFIG_WL1251_SDIO=m
 
 ifndef CONFIG_COMPAT_KERNEL_32