iio: position: Add driver for ADMT4000

Add ADI ADMT4000 magnetic turn count sensor driver support

Signed-off-by: adiceline <[email protected]>

Author: adiceline

drivers/iio/position/Kconfig

@@ -6,6 +6,18 @@
 
 menu "Linear and angular position sensors"
 
+config ADMT4000_POS
+	tristate "ADMT4000 true power-on multiturn sensor"
+	depends on SPI
+	select IIO_BUFFER
+	select IIO_TRIGGERED_BUFFER
+	help
+		Say yes here to build support for Analog Devices ADMT4000 True Power-On
+		Multiturn Sensor.
+
+		To compile this driver as a module, choose M here: the
+		module will be called admt4000.
+
 config IQS624_POS
 	tristate "Azoteq IQS624/625 angular position sensors"
 	depends on MFD_IQS62X || COMPILE_TEST

drivers/iio/position/Makefile

@@ -4,5 +4,7 @@
 
 # When adding new entries keep the list in alphabetical order
 
+obj-$(CONFIG_ADMT4000_POS) += admt4000.o
+obj-$(CONFIG_ADMT4000_ADG714) += adg714.o
 obj-$(CONFIG_HID_SENSOR_CUSTOM_INTEL_HINGE) += hid-sensor-custom-intel-hinge.o
 obj-$(CONFIG_IQS624_POS)	+= iqs624-pos.o