Adds OMAP MMC driver. Signed-off-by: Juha Yrj�l� <juha.yrjola@nokia.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Carlos Aguiar <carlos.aguiar@indt.org.br> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>