media: ti-vpe: cal: remove unused cal_camerarx->dev field

cal_camerarx->dev field is not used, remove it.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/platform/ti-vpe/cal.h

@@ -149,7 +149,6 @@ struct cal_data {
 struct cal_camerarx {
 	void __iomem		*base;
 	struct resource		*res;
-	struct device		*dev;
 	struct regmap_field	*fields[F_MAX_FIELDS];
 
 	struct cal_dev		*cal;