---

yaml --- r: 267566 b: refs/heads/master c: 7a27b04 h: refs/heads/master v: v3
git-mirror · Aug 23, 2011 · 0b014fb · 0b014fb
1 parent cc0bc78
commit 0b014fb
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Showing 6 changed files with 1,273 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 88b42f3a75ee53a4943069d4f8206f3c8d56bd58
+refs/heads/master: 7a27b042f9cf6bd6e60c236a55d7a71a64287a84
diff --git a/trunk/drivers/staging/iio/Documentation/sysfs-bus-iio b/trunk/drivers/staging/iio/Documentation/sysfs-bus-iio
@@ -711,3 +711,24 @@ Contact:	linux-iio@xxxxxxxxxxxxxxx
 Description:
 		This attribute is used to read the amount of quadrature error
 		present in the device at a given time.
+
+What:		/sys/.../iio:deviceX/ac_excitation_en
+KernelVersion:	3.1.0
+Contact:	linux-iio@vger.kernel.org
+Description:
+		This attribute, if available, is used to enable the AC
+		excitation mode found on some converters. In ac excitation mode,
+		the polarity of the excitation voltage is reversed on
+		alternate cycles, to eliminate DC errors.
+
+What:		/sys/.../iio:deviceX/bridge_switch_en
+KernelVersion:	3.1.0
+Contact:	linux-iio@vger.kernel.org
+Description:
+		This attribute, if available, is used to close or open the
+		bridge power down switch found on some converters.
+		In bridge applications, such as strain gauges and load cells,
+		the bridge itself consumes the majority of the current in the
+		system. To minimize the current consumption of the system,
+		the bridge can be disconnected (when it is not being used
+		using the bridge_switch_en attribute.
diff --git a/trunk/drivers/staging/iio/adc/Kconfig b/trunk/drivers/staging/iio/adc/Kconfig
@@ -161,6 +161,20 @@ config AD7816
 	  Say yes here to build support for Analog Devices AD7816/7/8
 	  temperature sensors and ADC.
 
+config AD7192
+	tristate "Analog Devices AD7190 AD7192 AD7195 ADC driver"
+	depends on SPI
+	select IIO_RING_BUFFER
+	select IIO_SW_RING
+	select IIO_TRIGGER
+	help
+	  Say yes here to build support for Analog Devices AD7190,
+	  AD7192 or AD7195 SPI analog to digital convertors (ADC).
+	  If unsure, say N (but it's safe to say "Y").
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ad7192.
+
 config ADT75
 	tristate "Analog Devices ADT75 temperature sensor driver"
 	depends on I2C

diff --git a/trunk/drivers/staging/iio/adc/Makefile b/trunk/drivers/staging/iio/adc/Makefile
@@ -37,6 +37,7 @@ obj-$(CONFIG_AD7745) += ad7745.o
 obj-$(CONFIG_AD7780) += ad7780.o
 obj-$(CONFIG_AD7793) += ad7793.o
 obj-$(CONFIG_AD7816) += ad7816.o
+obj-$(CONFIG_AD7192) += ad7192.o
 obj-$(CONFIG_ADT75) += adt75.o
 obj-$(CONFIG_ADT7310) += adt7310.o
 obj-$(CONFIG_ADT7410) += adt7410.o