Add support for USB Video Grabber

board/olinuxino/linux-3.18.config

 # CONFIG_ARM_THUMB is not set
 CONFIG_PREEMPT_VOLUNTARY=y
 CONFIG_AEABI=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_ARM_APPENDED_DTB=y
 CONFIG_ARM_ATAG_DTB_COMPAT=y
 CONFIG_CMDLINE="console=ttyAMA0,115200 root=/dev/mmcblk0p2 rw rootwait"
 CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
 CONFIG_SERIAL_MXS_AUART=y
 # CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
 # CONFIG_I2C_COMPAT is not set
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_MXS=y
 CONFIG_STMP3XXX_RTC_WATCHDOG=y
 CONFIG_REGULATOR=y
 CONFIG_REGULATOR_FIXED_VOLTAGE=y
+CONFIG_MEDIA_SUPPORT=y
+CONFIG_MEDIA_CAMERA_SUPPORT=y
+CONFIG_MEDIA_USB_SUPPORT=y
+# CONFIG_USB_GSPCA is not set
+CONFIG_VIDEO_USBTV=y
+CONFIG_V4L_PLATFORM_DRIVERS=y
 CONFIG_FB=y
 CONFIG_FB_MXS=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y

configs/olinuxino_defconfig

 BR2_LINUX_KERNEL_APPENDED_ZIMAGE=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="imx23-olinuxino"
 BR2_PACKAGE_FFMPEG=y
+BR2_PACKAGE_FFMPEG_SWSCALE=y
 BR2_TARGET_ROOTFS_EXT2=y
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_TARGET_UBOOT=y