staging:iio: Move ad799x driver out of staging

The driver is now at a reasonable quality level. Move it out of staging.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

drivers/iio/adc/Kconfig

@@ -96,6 +96,17 @@ config AD7923
 	  To compile this driver as a module, choose M here: the
 	  module will be called ad7923.
 
+config AD799X
+	tristate "Analog Devices AD799x ADC driver"
+	depends on I2C
+	select IIO_BUFFER
+	select IIO_TRIGGERED_BUFFER
+	help
+	  Say yes here to build support for Analog Devices:
+	  ad7991, ad7995, ad7999, ad7992, ad7993, ad7994, ad7997, ad7998
+	  i2c analog to digital converters (ADC). Provides direct access
+	  via sysfs.
+
 config AT91_ADC
 	tristate "Atmel AT91 ADC"
 	depends on ARCH_AT91

drivers/iio/adc/Makefile

@@ -11,6 +11,7 @@ obj-$(CONFIG_AD7476) += ad7476.o
 obj-$(CONFIG_AD7791) += ad7791.o
 obj-$(CONFIG_AD7793) += ad7793.o
 obj-$(CONFIG_AD7887) += ad7887.o
+obj-$(CONFIG_AD799X) += ad799x.o
 obj-$(CONFIG_AT91_ADC) += at91_adc.o
 obj-$(CONFIG_EXYNOS_ADC) += exynos_adc.o
 obj-$(CONFIG_LP8788_ADC) += lp8788_adc.o

drivers/staging/iio/adc/Kconfig

@@ -37,17 +37,6 @@ config AD7606_IFACE_SPI
 	  Say yes here to include parallel interface support on the AD7606
 	  ADC driver.
 
-config AD799X
-	tristate "Analog Devices AD799x ADC driver"
-	depends on I2C
-	select IIO_BUFFER
-	select IIO_TRIGGERED_BUFFER
-	help
-	  Say yes here to build support for Analog Devices:
-	  ad7991, ad7995, ad7999, ad7992, ad7993, ad7994, ad7997, ad7998
-	  i2c analog to digital converters (ADC). Provides direct access
-	  via sysfs.
-
 config AD7780
 	tristate "Analog Devices AD7780 and similar ADCs driver"
 	depends on SPI

drivers/staging/iio/adc/Makefile

@@ -8,9 +8,6 @@ ad7606-$(CONFIG_AD7606_IFACE_PARALLEL) += ad7606_par.o
 ad7606-$(CONFIG_AD7606_IFACE_SPI) += ad7606_spi.o
 obj-$(CONFIG_AD7606) += ad7606.o
 
-ad799x-y := ad799x_core.o
-obj-$(CONFIG_AD799X) += ad799x.o
-
 obj-$(CONFIG_AD7291) += ad7291.o
 obj-$(CONFIG_AD7780) += ad7780.o
 obj-$(CONFIG_AD7816) += ad7816.o