iio: adc: ada4355: Add support for ADA4355

Add driver for ADA4355.

Signed-off-by: Pop Ioan Daniel <pop.ioan-daniel@analog.com>

Author: PIoandan

drivers/iio/adc/Kconfig

@@ -461,6 +461,17 @@ config ADAQ8092
 	  To compile this driver as a module, choose M here: the
 	  module will be called adaq8092.
 
+
+config ADA4355
+	tristate "Analog Devices ADA4355 uModule Data Acquisition Module"
+	depends on SPI
+	select REGMAP_SPI
+	help
+	  Say yes here to build support for Analog Devices ADA4355
+	  14-bit, 125MSPS, high-speed dual-channel analog to digital
+	  converters (ADC) that realize a complete current to bits data
+	  acquisition solution. Provides direct access via sysfs.
+
 config ADM1177
 	tristate "Analog Devices ADM1177 Digital Power Monitor driver"
 	depends on I2C

drivers/iio/adc/Makefile

@@ -48,6 +48,7 @@ obj-$(CONFIG_AD799X) += ad799x.o
 obj-$(CONFIG_ADI_AXI_ADC) += adi-axi-adc.o
 obj-$(CONFIG_AD9963) += ad9963.o
 obj-$(CONFIG_ADAQ8092) += adaq8092.o
+obj-$(CONFIG_ADA4355) += ada4355.o
 obj-$(CONFIG_ADM1177) += adm1177.o
 
 cf_axi_adc-y := cf_axi_adc_core.o