omap: zoom3: wlan board muxing

Add board muxing to support the wlan wl1271 chip that is
hardwired to mmc2 (third mmc controller) on the ZOOM3.

Signed-off-by: Ohad Ben-Cohen <ohadb@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
1 file changed