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Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-iio-adc-ad7192')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio-adc-ad7192 | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio-adc-ad7192 b/Documentation/ABI/testing/sysfs-bus-iio-adc-ad7192 new file mode 100644 index 000000000000..7627d3be08f5 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-iio-adc-ad7192 @@ -0,0 +1,39 @@ +What: /sys/bus/iio/devices/iio:deviceX/ac_excitation_en +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + Reading gives the state of AC excitation. + Writing '1' enables AC excitation. + +What: /sys/bus/iio/devices/iio:deviceX/bridge_switch_en +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + This bridge switch is used to disconnect it when there is a + need to minimize the system current consumption. + Reading gives the state of the bridge switch. + Writing '1' enables the bridge switch. + +What: /sys/bus/iio/devices/iio:deviceX/in_voltagex_sys_calibration +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + Initiates the system calibration procedure. This is done on a + single channel at a time. Write '1' to start the calibration. + +What: /sys/bus/iio/devices/iio:deviceX/in_voltagex_sys_calibration_mode_available +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + Reading returns a list with the possible calibration modes. + There are two available options: + "zero_scale" - calibrate to zero scale + "full_scale" - calibrate to full scale + +What: /sys/bus/iio/devices/iio:deviceX/in_voltagex_sys_calibration_mode +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + Sets up the calibration mode used in the system calibration + procedure. Reading returns the current calibration mode. + Writing sets the system calibration mode. |