media: i2c: Add ov9734 image sensor driver

Add a v4l2 sub-device driver for the OminiVision ov9734 image sensor
which can deliver maximum 720p image frames at 30 fps. This driver
also add vertical blanking, exposure, test pattern, digital and analog
gain control for the image sensor.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Tianshu Qiu <tian.shu.qiu@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

MAINTAINERS

@@ -12995,6 +12995,14 @@ T:	git git://linuxtv.org/media_tree.git
 F:	Documentation/devicetree/bindings/media/i2c/ov9650.txt
 F:	drivers/media/i2c/ov9650.c
 
+OMNIVISION OV9734 SENSOR DRIVER
+M:	Tianshu Qiu <tian.shu.qiu@intel.com>
+R:	Bingbu Cao <bingbu.cao@intel.com>
+L:	linux-media@vger.kernel.org
+S:	Maintained
+T:	git git://linuxtv.org/media_tree.git
+F:	drivers/media/i2c/ov9734.c
+
 ONENAND FLASH DRIVER
 M:	Kyungmin Park <kyungmin.park@samsung.com>
 L:	linux-mtd@lists.infradead.org

drivers/media/i2c/Kconfig

@@ -1051,6 +1051,20 @@ config VIDEO_OV9650
 	  This is a V4L2 sensor driver for the Omnivision
 	  OV9650 and OV9652 camera sensors.
 
+config VIDEO_OV9734
+	tristate "OmniVision OV9734 sensor support"
+	depends on VIDEO_V4L2 && I2C
+	depends on ACPI || COMPILE_TEST
+	select MEDIA_CONTROLLER
+	select VIDEO_V4L2_SUBDEV_API
+	select V4L2_FWNODE
+	help
+	  This is a Video4Linux2 sensor driver for the OmniVision
+	  OV9734 camera.
+
+	  To compile this driver as a module, choose M here: the
+	  module's name is ov9734.
+
 config VIDEO_OV13858
 	tristate "OmniVision OV13858 sensor support"
 	depends on I2C && VIDEO_V4L2

drivers/media/i2c/Makefile

@@ -83,6 +83,7 @@ obj-$(CONFIG_VIDEO_OV7740) += ov7740.o
 obj-$(CONFIG_VIDEO_OV8856) += ov8856.o
 obj-$(CONFIG_VIDEO_OV9640) += ov9640.o
 obj-$(CONFIG_VIDEO_OV9650) += ov9650.o
+obj-$(CONFIG_VIDEO_OV9734) += ov9734.o
 obj-$(CONFIG_VIDEO_OV13858) += ov13858.o
 obj-$(CONFIG_VIDEO_MT9M001) += mt9m001.o
 obj-$(CONFIG_VIDEO_MT9M032) += mt9m032.o