mac80211: enable brcmfmac's SDIO support on sunxi target

Needed to support some SDIO connected cards, like AMPAK modules

Signed-off-by: Luis Araneda <[email protected]>

package/kernel/mac80211/Makefile

@@ -742,6 +742,7 @@ define KernelPackage/brcmfmac/config
 	config BRCMFMAC_SDIO
 		bool "Enable SDIO bus interface support"
 		default y if TARGET_brcm2708
+		default y if TARGET_sunxi
 		default n
 		help
 		  Enable support for cards attached to an SDIO bus.