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/Documentation/devicetree/bindings/input/
Drotary-encoder.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/rotary-encoder.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Frank Li <Frank.Li@nxp.com>
13 See Documentation/input/devices/rotary-encoder.rst for more information.
17 const: rotary-encoder
22 linux,axis:
25 the input subsystem axis to map to this rotary encoder.
28 rotary-encoder,steps:
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Dazoteq,iqs7222.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
21 - azoteq,iqs7222a
22 - azoteq,iqs7222b
23 - azoteq,iqs7222c
24 - azoteq,iqs7222d
29 irq-gpios:
32 Specifies the GPIO connected to the device's active-low RDY output.
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/Documentation/devicetree/bindings/iio/
Dmount-matrix.txt2 * is the definition of +/- values practical or counterintuitive?
13 that produce three-dimensional data in relation to the world where it is
23 relative to some specific device frame of reference.
29 screen and (z) being depth, the axis perpendicular to the screen.
36 A sensor can be mounted in any angle along the axes relative to the frame of
37 reference. This means that the sensor may be flipped upside-down, left-right,
38 or tilted at any angle relative to the frame of reference.
47 Device-to-world examples for some three-dimensional sensor types:
49 - Accelerometers have their world frame of reference toward the center of
52 device relative to the center of the planet, i.e. relative to its surface at
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/Documentation/devicetree/bindings/
Dtrivial-devices.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/trivial-devices.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
27 spi-max-frequency: true
32 - enum:
34 - acbel,fsg032
35 … # SMBus/I2C Digital Temperature Sensor in 6-Pin SOT with SMBus Alert and Over Temperature Pin
36 - ad,ad7414 # Deprecated, use adi,ad7414
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/Documentation/input/devices/
Datarikbd.rst12 provides a convenient connection point for a mouse and switch-type joysticks.
13 The ikbd processor also maintains a time-of-day clock with one second
18 The ikbd communicates with the main processor over a high speed bi-directional
41 0xF8-0xFB relative mouse position records (lsbs determined by
43 0xFC time-of-day
60 report relative motion, absolute motion in a coordinate system maintained
66 Relative Position Reporting
67 ---------------------------
69 In relative position mode, the ikbd will return relative mouse position
71 button being pressed or released, or motion in either axis exceeding a
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/Documentation/ABI/testing/
Dsysfs-devices-platform-trackpoint4 Contact: linux-input@vger.kernel.org
11 Contact: linux-input@vger.kernel.org
19 Contact: linux-input@vger.kernel.org
21 (RW) Backup range for z-axis press.
26 Contact: linux-input@vger.kernel.org
29 z-axis pressed.
34 Contact: linux-input@vger.kernel.org
41 Contact: linux-input@vger.kernel.org
48 Contact: linux-input@vger.kernel.org
50 (RW) Minimum value for z-axis force required to trigger a press
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Dsysfs-bus-iio3 Contact: linux-iio@vger.kernel.org
11 Contact: linux-iio@vger.kernel.org
25 Contact: linux-iio@vger.kernel.org
31 Contact: linux-iio@vger.kernel.org
38 Contact: linux-iio@vger.kernel.org
44 The contents of the label are free-form, but there are some
51 * "proximity-wifi"
52 * "proximity-lte"
53 * "proximity-wifi-lte"
54 * "proximity-wifi-left"
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/Documentation/devicetree/bindings/media/
Dvideo-interface-devices.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/video-interface-devices.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacopo Mondi <jacopo@jmondi.org>
11 - Sakari Ailus <sakari.ailus@linux.intel.com>
14 flash-leds:
15 $ref: /schemas/types.yaml#/definitions/phandle-array
17 An array of phandles, each referring to a flash LED, a sub-node of the LED
20 lens-focus:
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/Documentation/input/
Dinput-programming.rst34 return -EBUSY;
40 error = -ENOMEM;
44 button_dev->evbit[0] = BIT_MASK(EV_KEY);
45 button_dev->keybit[BIT_WORD(BTN_0)] = BIT_MASK(BTN_0);
83 parts of the input systems what it is - what events can be generated or
88 set_bit(EV_KEY, button_dev->evbit);
89 set_bit(BTN_0, button_dev->keybit);
126 dev->open() and dev->close()
140 return -EBUSY;
154 button_dev->open = button_open;
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Devent-codes.rst1 .. _input-event-codes:
36 - Used as markers to separate events. Events may be separated in time or in
41 - Used to describe state changes of keyboards, buttons, or other key-like
46 - Used to describe relative axis value changes, e.g. moving the mouse 5 units
51 - Used to describe absolute axis value changes, e.g. describing the
56 - Used to describe miscellaneous input data that do not fit into other types.
60 - Used to describe binary state input switches.
64 - Used to turn LEDs on devices on and off.
68 - Used to output sound to devices.
72 - Used for autorepeating devices.
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Duinput.rst12 that will be delivered to userspace and in-kernel consumers.
28 create uinput devices and send events. libevdev is less error-prone than
38 ---------------
44 .. code-block:: c
113 ---------------
118 .. code-block:: c
131 /* enable mouse button left and relative events */
157 /* Move the mouse diagonally, 5 units per axis */
158 while (i--) {
179 --------------------
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/Documentation/iio/
Dadis16480.rst1 .. SPDX-License-Identifier: GPL-2.0
42 monitoring relative changes in the thermal environment.
58 +------------------------------------------+-------------------------------------------------------…
59 | 3-Axis Magnetometer related device files | Description …
60 +------------------------------------------+-------------------------------------------------------…
62 +------------------------------------------+-------------------------------------------------------…
63 | in_magn_x_calibbias | Calibration offset for the X-axis magnetometer channel…
64 +------------------------------------------+-------------------------------------------------------…
65 | in_magn_x_filter_low_pass_3db_frequency | Bandwidth for the X-axis magnetometer channel. …
66 +------------------------------------------+-------------------------------------------------------…
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Dadis16475.rst1 .. SPDX-License-Identifier: GPL-2.0
43 monitoring relative changes in the thermal environment.
62 +-------------------------------------------+------------------------------------------------------…
63 | 3-Axis Accelerometer related device files | Description …
64 +-------------------------------------------+------------------------------------------------------…
66 +-------------------------------------------+------------------------------------------------------…
67 | in_accel_x_calibbias | Calibration offset for the X-axis accelerometer chann…
68 +-------------------------------------------+------------------------------------------------------…
69 | in_accel_x_raw | Raw X-axis accelerometer channel value. …
70 +-------------------------------------------+------------------------------------------------------…
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/Documentation/userspace-api/media/v4l/
Dext-ctrls-camera.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _camera-controls:
13 .. _camera-control-id:
23 .. _v4l2-exposure-auto-type:
28 enum v4l2_exposure_auto_type -
37 .. flat-table::
38 :header-rows: 0
39 :stub-columns: 0
41 * - ``V4L2_EXPOSURE_AUTO``
42 - Automatic exposure time, automatic iris aperture.
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