DC_DISPLAY_CFG_VDEN  158 drivers/video/fbdev/geode/gxfb.h #define DC_DISPLAY_CFG_VDEN		(1 << 4)
DC_DISPLAY_CFG_VDEN  216 drivers/video/fbdev/geode/lxfb.h #define DC_DISPLAY_CFG_VDEN		(1 << 4)