imx-common: add board_video_skip

this function is shared by several boards and thus can be factorized

Signed-off-by: Eric BĂ©nard <eric@eukrea.com>
Acked-by: Eric Nelson <eric.nelson@boundarydevices.com>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile
index b04dfbb..0e71395 100644
--- a/arch/arm/imx-common/Makefile
+++ b/arch/arm/imx-common/Makefile
@@ -19,6 +19,7 @@
 endif
 ifeq ($(SOC),$(filter $(SOC),mx6))
 obj-$(CONFIG_CMD_SATA) += sata.o
+obj-$(CONFIG_IMX_VIDEO_SKIP) += video.o
 endif
 obj-$(CONFIG_CMD_BMODE) += cmd_bmode.o
 obj-$(CONFIG_CMD_HDMIDETECT) += cmd_hdmidet.o