drivers: media: i2c: Add ISX021 driver

Add support for the Sony ISX021 RGB camera sensor

Signed-off-by: Bogdan Togorean <bogdan.togorean@analog.com>

Author: btogorean

MAINTAINERS

@@ -19450,6 +19450,7 @@ M:	Bogdan Togorean <bogdan.togorean@analog.com>
 L:	linux-media@vger.kernel.org
 S:	Maintained
 F:	Documentation/devicetree/bindings/media/i2c/sony,isx021.yaml
+F:	drivers/media/i2c/isx021.c
 
 SONY MEMORYSTICK SUBSYSTEM
 M:	Maxim Levitsky <maximlevitsky@gmail.com>

drivers/media/i2c/Kconfig

@@ -251,6 +251,20 @@ config VIDEO_IMX412
 	  To compile this driver as a module, choose M here: the
 	  module will be called imx412.
 
+config VIDEO_ISX021
+	tristate "Sony ISX021 sensor support"
+	depends on OF_GPIO
+	depends on I2C && VIDEO_DEV
+	select VIDEO_V4L2_SUBDEV_API
+	select MEDIA_CONTROLLER
+	select V4L2_FWNODE
+	help
+		This is a Video4Linux2 sensor driver for the Sony
+		ISX021 camera.
+
+		To compile this driver as a module, choose M here: the
+		module will be called isx021
+
 config VIDEO_MAX9271_LIB
 	tristate
 

drivers/media/i2c/Makefile

@@ -52,6 +52,7 @@ obj-$(CONFIG_VIDEO_IMX355) += imx355.o
 obj-$(CONFIG_VIDEO_IMX412) += imx412.o
 obj-$(CONFIG_VIDEO_IR_I2C) += ir-kbd-i2c.o
 obj-$(CONFIG_VIDEO_ISL7998X) += isl7998x.o
+obj-$(CONFIG_VIDEO_ISX021) += isx021.o
 obj-$(CONFIG_VIDEO_KS0127) += ks0127.o
 obj-$(CONFIG_VIDEO_LM3560) += lm3560.o
 obj-$(CONFIG_VIDEO_LM3646) += lm3646.o