V4L/DVB (4922): Add usbvision driver

This patch adds usbvision into V4L/DVB HG tree.
Usbvision driver is a GPL driver, made by:
	Joerg Heckenbach <joerg@heckenbach-aw.de>
		and
	Dwaine Garden <DwaineGarden@rogers.com>
V4L2 migration made by:
	Thierry Merle <thierry.merle@free.fr>
Kconfig/Makefile scripts by:
	Mauro Carvalho Chehab <mchehab@infradead.org>

Signed-off-by: Joerg Heckenbach <joerg@heckenbach-aw.de>
Signed-off-by: Dwaine Garden <dwainegarden@rogers.com>
Signed-off-by: Thierry Merle <thierry.merle@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index ef80310..9365a8d 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -686,6 +686,18 @@
 
 source "drivers/media/video/em28xx/Kconfig"
 
+config VIDEO_USBVISION
+	tristate "USB video devices based on NT1003/1005/1005"
+	depends on I2C && VIDEO_V4L2
+	select VIDEO_SAA711X if VIDEO_HELPER_CHIPS_AUTO
+	---help---
+	  There are more than 50 different USB video devices based on
+	  NT1003/1004/1005 USB Bridges. This driver enables using those
+	  devices.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ovcamchip.
+
 source "drivers/media/video/usbvideo/Kconfig"
 
 source "drivers/media/video/et61x251/Kconfig"