configs: omap2plus: Enable VIDEO_MT9P031 module

The Logic PD Torpedo Development Kit supports a Leopard Imaging
camera based on the Aptina MT9P031 sensor.

This patch enables this to be built as a module.
Signed-off-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/configs/omap2plus_defconfig

@@ -342,6 +342,7 @@ CONFIG_VIDEO_OMAP3=m
 CONFIG_CEC_PLATFORM_DRIVERS=y
 # CONFIG_MEDIA_SUBDRV_AUTOSELECT is not set
 CONFIG_VIDEO_TVP5150=m
+CONFIG_VIDEO_MT9P031=m
 CONFIG_DRM=m
 CONFIG_DRM_OMAP=m
 CONFIG_OMAP5_DSS_HDMI=y