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/linux-6.14.4/Documentation/devicetree/bindings/hwmon/
Dntc-thermistor.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 ---
3 $id: http://devicetree.org/schemas/hwmon/ntc-thermistor.yaml#
4 $schema: http://devicetree.org/meta-schemas/core.yaml#
9 - Linus Walleij <[email protected]>
13 vary in resistance in an often non-linear way in relation to temperature.
16 temperature is non-linear, software drivers most often need to use a look
19 When used in practice, a thermistor is often connected between ground, a
20 pull-up resistor or/and a pull-down resistor and a fixed voltage like this:
22 + e.g. 5V = pull-up voltage (puv)
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/iio/amplifiers/
Dadi,hmc425a.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <[email protected]>
15 ADRF5750 2 dB LSB, 4-Bit, Silicon Digital Attenuator, 10 MHz to 60 GHz
16 https://www.analog.com/media/en/technical-documentation/data-sheets/adrf5740.pdf
18 HMC425A 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz
19 https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf
21 HMC540S 1 dB LSB Silicon MMIC 4-Bit Digital Positive Control Attenuator, 0.1 - 8 GHz
22 https://www.analog.com/media/en/technical-documentation/data-sheets/hmc540s.pdf
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/linux-6.14.4/Documentation/networking/pse-pd/
Dpse-pi.rst1 .. SPDX-License-Identifier: GPL-2.0
8 blueprint that outlines how one or multiple power sources are connected to the
9 eight-pin modular jack, commonly known as the Ethernet RJ45 port. This
14 ---------------------------
19 - Section "33.2.3 PI pin assignments" covers the pin assignments for PoE
21 - Section "145.2.4 PSE PI" addresses the configuration for PoE systems that
25 -------------------------------
31 two pairs of wires, SPE operates on a simpler model due to its single-pair
33 assignments for power delivery, as described in the PSE PI for multi-pair
37 --------------------
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/linux-6.14.4/Documentation/hwmon/
Dpcf8591.rst17 - Aurelien Jarno <[email protected]>
18 - valuable contributions by Jan M. Sendler <[email protected]>,
19 - Jean Delvare <[email protected]>
23 -----------
25 The PCF8591 is an 8-bit A/D and D/A converter (4 analog inputs and one
29 The PCF8591 has 4 analog inputs programmable as single-ended or
32 - mode 0 : four single ended inputs
35 - mode 1 : three differential inputs
37 Pins AIN0 to AIN2 are positive differential inputs for channels 0 to 2
39 - mode 2 : single ended and differential mixed
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/linux-6.14.4/Documentation/devicetree/bindings/iio/adc/
Dadi,ad7124.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Stefan Popa <[email protected]>
16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7124-8.pdf
21 - adi,ad7124-4
22 - adi,ad7124-8
32 clock-names:
34 - const: mclk
40 rdy-gpios:
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Dadi,ad7606.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <[email protected]>
14 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7605-4.pdf
15 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7606_7606-6_7606-4.pdf
16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7606B.pdf
17 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7606c-16.pdf
18 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7606c-18.pdf
19 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7607.pdf
[all …]
Dadi,ad7192.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Michael Hennerich <[email protected]>
16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7192.pdf
21 - adi,ad7190
22 - adi,ad7192
23 - adi,ad7193
24 - adi,ad7194
25 - adi,ad7195
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Dadi,max11410.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Ibrahim Tilki <[email protected]>
21 - adi,max11410
30 interrupt-names:
34 - enum: [gpio0, gpio1]
35 - const: gpio1
37 '#address-cells':
40 '#size-cells':
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/linux-6.14.4/include/linux/iio/dac/
Dad5791.h1 /* SPDX-License-Identifier: GPL-2.0-only */
12 * struct ad5791_platform_data - platform specific information
13 * @vref_pos_mv: Vdd Positive Analog Supply Volatge (mV)
15 * @use_rbuf_gain2: ext. amplifier connected in gain of two configuration
/linux-6.14.4/fs/overlayfs/
Dnamei.c1 // SPDX-License-Identifier: GPL-2.0-only
37 struct ovl_fs *ofs = OVL_FS(d->sb); in ovl_check_redirect()
39 d->absolute_redirect = false; in ovl_check_redirect()
45 d->absolute_redirect = true; in ovl_check_redirect()
49 * that will stop further lookup in lower layers (d->stop=true) in ovl_check_redirect()
52 * layers (reset d->stop). in ovl_check_redirect()
54 d->stop = false; in ovl_check_redirect()
58 memcpy(buf, d->name.name, prelen); in ovl_check_redirect()
62 kfree(d->redirect); in ovl_check_redirect()
63 d->redirect = buf; in ovl_check_redirect()
[all …]
Dexport.c1 // SPDX-License-Identifier: GPL-2.0-only
7 * Copyright (C) 2017-2018 CTERA Networks. All Rights Reserved.
36 * Before encoding a non-upper directory file handle from real layer N, we need
39 * "layer N connected" ancestor and verifying that all parents along the way are
42 * making that ancestor "layer N connected". For example:
50 * in ovl_lookup_real_ancestor() will not be able to lookup a connected overlay
51 * dentry from the connected lower dentry /a/b/c.
55 * /a/b. After copy up (and index) of /a/b, it will become "layer 2 connected"
58 * a connected overlay dentry will be accomplished.
62 * layer 1. If that improvement is made, then the check for "layer N connected"
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/linux-6.14.4/Documentation/devicetree/bindings/bus/
Dmoxtet.txt4 - compatible : Should be "cznic,moxtet"
5 - #address-cells : Has to be 1
6 - #size-cells : Has to be 0
7 - spi-cpol : Required inverted clock polarity
8 - spi-cpha : Required shifted clock phase
9 - interrupts : Must contain reference to the shared interrupt line
10 - interrupt-controller : Required
11 - #interrupt-cells : Has to be 1
14 ../spi/spi-bus.txt.
17 - reg : Should be position on the Moxtet bus (how many Moxtet
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/linux-6.14.4/Documentation/ABI/testing/
Dsysfs-bus-iio-timer-stm328 - "reset"
11 - "enable"
14 - "update"
18 - "compare_pulse"
19 The trigger output send a positive pulse
21 - "OC1REF"
23 - "OC2REF"
25 - "OC3REF"
27 - "OC4REF"
32 - "OC5REF"
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Dsysfs-bus-iio3 Contact: linux-[email protected]
11 Contact: linux-[email protected]
25 Contact: linux-[email protected]
31 Contact: linux-[email protected]
38 Contact: linux-[email protected]
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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/linux-6.14.4/Documentation/devicetree/bindings/display/panel/
Dmantix,mlaf057we51-x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/mantix,mlaf057we51-x.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Mantix MLAF057WE51-X 5.7" 720x1440 TFT LCD panel
10 - Guido Günther <[email protected]>
13 Mantix MLAF057WE51 X is a 720x1440 TFT LCD panel connected using
14 a MIPI-DSI video interface.
17 - $ref: panel-common.yaml#
22 - mantix,mlaf057we51-x
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/linux-6.14.4/fs/exportfs/
Dexpfs.c1 // SPDX-License-Identifier: GPL-2.0-only
30 const struct export_operations *nop = dir->d_sb->s_export_op; in exportfs_get_name()
33 if (nop->get_name) in exportfs_get_name()
34 return nop->get_name(dir, name, child); in exportfs_get_name()
53 inode = result->d_inode; in find_acceptable_alias()
54 spin_lock(&inode->i_lock); in find_acceptable_alias()
55 hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { in find_acceptable_alias()
57 spin_unlock(&inode->i_lock); in find_acceptable_alias()
64 spin_lock(&inode->i_lock); in find_acceptable_alias()
67 spin_unlock(&inode->i_lock); in find_acceptable_alias()
[all …]
/linux-6.14.4/drivers/gpu/drm/
Ddrm_of.c1 // SPDX-License-Identifier: GPL-2.0-only
5 #include <linux/media-bus-format.h>
25 * drm_of_crtc_port_mask - find the mask of a registered CRTC by port OF node
39 if (tmp->port == port) in drm_of_crtc_port_mask()
50 * drm_of_find_possible_crtcs - find the possible CRTCs for an encoder port
83 * drm_of_component_match_add - Add a component helper OF node match rule
101 * drm_of_component_probe - Generic probe function for a component based master
121 if (!dev->of_node) in drm_of_component_probe()
122 return -EINVAL; in drm_of_component_probe()
129 port = of_parse_phandle(dev->of_node, "ports", i); in drm_of_component_probe()
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/iio/dac/
Dadi,ad5791.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <[email protected]>
11 - Jonathan Cameron <[email protected]>
17 - adi,ad5760
18 - adi,ad5780
19 - adi,ad5781
20 - adi,ad5790
21 - adi,ad5791
[all …]
Dadi,ad8460.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Mariel Tinaco <[email protected]>
15 Arbitrary Waveform Generator with Integrated 14-Bit High Speed DAC
16 https://www.analog.com/media/en/technical-documentation/data-sheets/ad8460.pdf
21 - adi,ad8460
32 dma-names:
34 - const: tx
36 spi-max-frequency:
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/linux-6.14.4/Documentation/devicetree/bindings/net/
Dibm,emac.txt8 correct clock-frequency property.
13 - device_type : "network"
15 - compatible : compatible list, contains 2 entries, first is
16 "ibm,emac-CHIP" where CHIP is the host ASIC (440gx,
18 "ibm,emac4". For Axon, thus, we have: "ibm,emac-axon",
20 - interrupts : <interrupt mapping for EMAC IRQ and WOL IRQ>
21 - reg : <registers mapping>
22 - local-mac-address : 6 bytes, MAC address
23 - mal-device : phandle of the associated McMAL node
24 - mal-tx-channel : 1 cell, index of the tx channel on McMAL associated
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/iio/proximity/
Dsemtech,sx9310.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Daniel Campello <[email protected]>
16 https://www.semtech.com/products/smart-sensing/sar-sensors/sx9310
19 - $ref: /schemas/iio/iio.yaml#
24 - semtech,sx9310
25 - semtech,sx9311
37 vdd-supply:
40 svdd-supply:
[all …]
/linux-6.14.4/Documentation/misc-devices/
Dspear-pcie-gadget.rst1 .. SPDX-License-Identifier: GPL-2.0
37 -----------------------
42 no_of_msi zero if MSI is not enabled by host. A positive value is the
53 ------------------------
61 inta write 1 to assert INTA and 0 to de-assert.
78 Program all PCIe registers in such a way that when this device is connected
83 #mount -t configfs none /Config
109 as BAR0 address then when this device will be connected to a host, it will be
138 To de-assert INTA::
170 # cd -
/linux-6.14.4/Documentation/devicetree/bindings/mailbox/
Dti,omap-mailbox.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/ti,omap-mailbox.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Suman Anna <s-[email protected]>
15 external to the various processor subsystems and is connected on an
35 lines can also be routed to different processor sub-systems on DRA7xx as they
43 smaller, and the interrupt output lines are connected directly to various
49 within a SoC. The sub-mailboxes (actual communication channels) are
56 "mbox-names" (please see Documentation/devicetree/bindings/mailbox/mailbox.txt
[all …]
/linux-6.14.4/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
67 ---------------------------
92 +127...-128 range, the motion is broken into multiple packets.
97 ---------------------------
104 ---------------------
120 ------------------------
[all …]
Diforce-protocol.rst7 Home page at `<http://web.archive.org/web/*/http://www.esil.univ-mrs.fr>`_
16 specify force effects to I-Force 2.0 devices. None of this information comes
25 send data to your I-Force device based on what you read in this document.
30 All values are hexadecimal with big-endian encoding (msb on the left). Beware,
31 values inside packets are encoded using little-endian. Bytes whose roles are
35 ------------------------
64 00 X-Axis lsb
65 01 X-Axis msb
66 02 Y-Axis lsb, or gas pedal for a wheel
67 03 Y-Axis msb, or brake pedal for a wheel
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