[media] v4l: omap3isp: Drop platform data support

Platforms using the OMAP3 ISP have all switched to DT, drop platform
data support.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index 3adf686..dc75694 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -86,7 +86,7 @@
 config VIDEO_OMAP3
 	tristate "OMAP 3 Camera support"
 	depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API && ARCH_OMAP3
-	depends on HAS_DMA
+	depends on HAS_DMA && OF
 	depends on OMAP_IOMMU
 	select ARM_DMA_USE_IOMMU
 	select VIDEOBUF2_DMA_CONTIG