[PATCH v5 3/3] Documentation:ABI:testing:admv1013: add ABI docs

From: Antoniu Miclaus
Date: Tue Nov 23 2021 - 06:54:59 EST


Add documentation for the use of the Local Oscillator Feedthrough Offset
calibration.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx>
---
changes in v5:
- rework the custom device attributes based on the feedback received in v4
- add frequency translation modes custom attributes.
.../testing/sysfs-bus-iio-frequency-admv1013 | 55 +++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-bus-iio-frequency-admv1013

diff --git a/Documentation/ABI/testing/sysfs-bus-iio-frequency-admv1013 b/Documentation/ABI/testing/sysfs-bus-iio-frequency-admv1013
new file mode 100644
index 000000000000..3ff80909f007
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-iio-frequency-admv1013
@@ -0,0 +1,55 @@
+What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage0-1_phase_i
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Read/write raw value for the Local Oscillatior path quadrature I phase shift.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage0-1_phase_q
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Read/write raw value for the Local Oscillatior path quadrature Q phase shift.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage0_calibbias_i
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Read/write raw value for the Local Oscillatior Feedthrough Offset Calibration I Positive
+ side.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage0_calibbias_q
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Read/write raw value for the Local Oscillatior Feedthrough Offset Calibration Q Positive
+ side.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage1_calibbias_i
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Read/write raw value for the Local Oscillatior Feedthrough Offset Calibration I Negative
+ side.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_altvoltage1_calibbias_q
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Read/write raw value for the Local Oscillatior Feedthrough Offset Calibration Q Negative
+ side.
+
+What: /sys/bus/iio/devices/iio:deviceX/freq_mode_available
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ Reading this returns the valid values that can be written to the freq_mode attribute.
+
+ - if -> Intermediate Frequency
+ - iq -> Quadrature I/Q mode.
+
+What: /sys/bus/iio/devices/iio:deviceX/freq_mode
+KernelVersion:
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ This attribute configures the frequency mode.
+ Reading returns the actual mode.
--
2.34.0