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

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Message-ID: <20211123115336.65827-3-antoniu.miclaus@analog.com>
Date:   Tue, 23 Nov 2021 13:53:36 +0200
From:   Antoniu Miclaus <antoniu.miclaus@...log.com>
To:     <jic23@...nel.org>, <robh+dt@...nel.org>,
        <linux-iio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Antoniu Miclaus <antoniu.miclaus@...log.com>
Subject: [PATCH v5 3/3] Documentation:ABI:testing:admv1013: add ABI docs

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

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
---
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@...r.kernel.org
+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@...r.kernel.org
+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@...r.kernel.org
+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@...r.kernel.org
+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@...r.kernel.org
+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@...r.kernel.org
+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@...r.kernel.org
+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@...r.kernel.org
+Description:
+		This attribute configures the frequency mode.
+		Reading returns the actual mode.
-- 
2.34.0