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/linux-6.12.1/drivers/staging/most/Documentation/ABI/
Dsysfs-class-most.txt14 This is used to establish a connection of a channel and the
15 current AIM.
23 This is used to remove a connected channel from the
24 current AIM.
42 might return <usb_device 1-1.1:1.0>
50 Indicates the type of peripheral interface the current device
152 Indicates the current network interface state.
160 Indicates the current node address.
168 Indicates the current node position.
188 What: /sys/class/most/mostcore/devices/<mdev>/<channel>/
[all …]
/linux-6.12.1/sound/pci/
Dad1889.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (C) 2004, Kyle McMartin <kyle@parisc-linux.org>
9 #define AD_DS_WSMC 0x00 /* wave/synthesis channel mixer control */
10 #define AD_DS_WSMC_SYEN 0x0004 /* synthesis channel enable */
12 #define AD_DS_WSMC_WA16 0x0100 /* wave channel 16bit select */
13 #define AD_DS_WSMC_WAST 0x0200 /* wave channel stereo select */
14 #define AD_DS_WSMC_WAEN 0x0400 /* wave channel enable */
17 #define AD_DS_RAMC 0x02 /* resampler/ADC channel mixer control */
18 #define AD_DS_RAMC_AD16 0x0001 /* ADC channel 16bit select */
19 #define AD_DS_RAMC_ADST 0x0002 /* ADC channel stereo select */
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/iio/dac/
Dadi,ad5755.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices AD5755 Multi-Channel DAC
10 - Sean Nyekjaer <sean.nyekjaer@prevas.dk>
15 - adi,ad5755
16 - adi,ad5755-1
17 - adi,ad5757
18 - adi,ad5735
19 - adi,ad5737
[all …]
Dadi,ad5770r.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Alexandru Tachici <alexandru.tachici@analog.com>
14 Bindings for the Analog Devices AD5770R current DAC device. Datasheet can be
16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD5770R.pdf
21 - adi,ad5770r
26 avdd-supply:
31 iovdd-supply:
35 vref-supply:
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/iio/adc/
Dadi,ad7173.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Ceclan Dumitru <dumitru.ceclan@analog.com>
15 The AD717x family offer a complete integrated Sigma-Delta ADC solution which
16 can be used in high precision, low noise single channel applications
18 (Factory Automation PLC Input modules). The Sigma-Delta ADC is intended
23 The AD411X family encompasses a series of low power, low noise, 24-bit,
24 sigma-delta analog-to-digital converters that offer a versatile range of
26 fully differential/single-ended and bipolar voltage inputs.
[all …]
Dadi,ad4130.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Cosmin Tanislav <cosmin.tanislav@analog.com>
15 https://www.analog.com/media/en/technical-documentation/data-sheets/AD4130-8.pdf
20 - adi,ad4130
29 clock-names:
31 - const: mclk
36 interrupt-names:
42 - int
[all …]
Dti,palmas-gpadc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/ti,palmas-gpadc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Tony Lindgren <tony@atomide.com>
13 This ADC is often used to provide channels via the io-channels
17 1 battery temp NTC (optional current source)
19 3 temp (with ext. diode, optional current source)
27 11 DC-DC current probe (how does this work?)
35 const: ti,palmas-gpadc
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Dmaxim,max34408.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Maxim MAX34408/MAX34409 current monitors with overcurrent control
10 - Ivan Mikhaylov <fr0st61te@gmail.com>
13 The MAX34408/MAX34409 are two- and four-channel current monitors that are
15 unidirectional current sensor offers precision high-side operation with a
16 low full-scale sense voltage. The devices automatically sequence through
17 two or four channels and collect the current-sense samples and average them
19 user-programmable digital thresholds to indicate overcurrent conditions.
[all …]
Dqcom,spmi-iadc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/qcom,spmi-iadc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm's SPMI PMIC current ADC
10 - Jonathan Cameron <jic23@kernel.org>
13 QPNP PMIC current ADC (IADC) provides interface to clients to read current.
14 A 16 bit ADC is used for current measurements. IADC can measure the current
15 through an external resistor (channel 1) or internal (built-in) resistor
16 (channel 0). When using an external resistor it is to be described by
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/iio/afe/
Dcurrent-sense-shunt.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/afe/current-sense-shunt.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Current Sense Shunt
10 - Peter Rosin <peda@axentia.se>
13 When an io-channel measures the voltage over a current sense shunt,
14 the interesting measurement is almost always the current through the
15 shunt, not the voltage over it. This binding describes such a current
20 const: current-sense-shunt
[all …]
Dcurrent-sense-amplifier.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/afe/current-sense-amplifier.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Current Sense Amplifier
10 - Peter Rosin <peda@axentia.se>
13 When an io-channel measures the output voltage from a current sense
14 amplifier, the interesting measurement is almost always the current
16 describes such a current sense circuit.
20 const: current-sense-amplifier
[all …]
/linux-6.12.1/arch/arm/boot/dts/microchip/
Dat91-natte.dtsi1 // SPDX-License-Identifier: GPL-2.0+
3 * at91-natte.dts - Device Tree include file for the Natte board
11 mux: mux-controller {
12 compatible = "gpio-mux";
13 #mux-control-cells = <0>;
15 mux-gpios = <&ioexp 0 GPIO_ACTIVE_HIGH>,
20 batntc-mux {
21 compatible = "io-channel-mux";
22 io-channels = <&adc 5>;
23 io-channel-names = "parent";
[all …]
/linux-6.12.1/include/linux/
Drelay.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2002, 2003 - Tom Zanussi (zanussi@us.ibm.com), IBM Corp
6 * Copyright (C) 1999, 2000, 2001, 2002 - Karim Yaghmour (karim@opersys.com)
32 * Per-cpu relay channel buffer
36 void *start; /* start of channel buffer */
37 void *data; /* start of current sub-buffer */
38 size_t offset; /* current offset into sub-buffer */
39 size_t subbufs_produced; /* count of sub-buffers produced */
40 size_t subbufs_consumed; /* count of sub-buffers consumed */
41 struct rchan *chan; /* associated channel */
[all …]
/linux-6.12.1/Documentation/hwmon/
Dmax34440.rst10 Addresses scanned: -
16 PMBus 5-Channel Power-Supply Manager and Intelligent Fan Controller
20 Addresses scanned: -
26 PMBus Power-Supply Data Logger
30 Addresses scanned: -
36 PMBus 16-Channel V/I Monitor and 12-Channel Sequencer/Marginer
40 Addresses scanned: -
46 PMBus 12-Channel Voltage Monitor & Sequencer
50 Addresses scanned: -
56 PMBus 16-Channel Voltage Monitor & Sequencer
[all …]
Dltc2947.rst1 Kernel drivers ltc2947-i2c and ltc2947-spi
10 Addresses scanned: -
14 https://www.analog.com/media/en/technical-documentation/data-sheets/LTC2947.pdf
21 The LTC2947 is a high precision power and energy monitor that measures current,
27 accumulates if current is positive (to check battery charging efficiency for
31 temp2 channel is used to control this thresholds and to read the respective
37 The following attributes are supported. Limits are read-write, reset_history
38 is write-only and all the other attributes are read-only.
41 in0_input VP-VM voltage (mV).
49 in0_label Channel label (VP-VM)
[all …]
Dina2xx.rst10 Addresses: I2C 0x40 - 0x4f
20 Addresses: I2C 0x40 - 0x4f
30 Addresses: I2C 0x40 - 0x4f
40 Addresses: I2C 0x40 - 0x4f
50 Addresses: I2C 0x40 - 0x4f
59 -----------
61 The INA219 is a high-side current shunt and power monitor with an I2C
65 The INA220 is a high or low side current shunt and power monitor with an I2C
68 The INA226 is a current shunt and power monitor with an I2C interface.
71 INA230 and INA231 are high or low side current shunt and power monitors
[all …]
Dltc4282.rst1 .. SPDX-License-Identifier: GPL-2.0-only
12 Addresses scanned: - I2C 0x40 - 0x5A (7-bit)
13 Addresses scanned: - I2C 0x80 - 0xB4 with a step of 2 (8-bit)
17 https://www.analog.com/media/en/technical-documentation/data-sheets/ltc4282.pdf
25 from a live backplane. Using one or more external N-channel pass transistors,
26 board supply voltage and inrush current are ramped up at an adjustable rate. An
27 I2C interface and onboard ADC allows for monitoring of board current, voltage,
28 power, energy and fault status. The device features analog foldback current
31 parallel MOSFETs or support a 2-stage start-up that first charges the load
32 capacitance followed by enabling a low on-resistance path to the load. The
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/linux-6.12.1/Documentation/devicetree/bindings/power/supply/
Dadc-battery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/supply/adc-battery.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
18 and mandatory. The optional current/power channel is expected to
19 monitor the current/power flowing out of the battery. Last but not
20 least the temperature channel is supposed to measure the battery
24 - $ref: power-supply.yaml#
28 const: adc-battery
[all …]
Dlego,ev3-battery.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/lego,ev3-battery.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - David Lechner <david@lechnology.com>
11 - Sebastian Reichel <sre@kernel.org>
14 LEGO MINDSTORMS EV3 has some built-in capability for monitoring the battery.
15 It uses 6 AA batteries or a special Li-ion rechargeable battery pack that is
19 - $ref: power-supply.yaml#
23 const: lego,ev3-battery
[all …]
/linux-6.12.1/drivers/net/wireless/intel/iwlwifi/fw/api/
Dlocation.h1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
3 * Copyright (C) 2015-2017 Intel Deutschland GmbH
4 * Copyright (C) 2018-2022 Intel Corporation
11 * enum iwl_location_subcmd_ids - location group command IDs
86 * struct iwl_tof_config_cmd - ToF configuration
88 * @one_sided_disabled: indicates if one-sided is disabled (or not)
90 * @is_buf_required: indicates if channel estimation buffer is required
100 * enum iwl_tof_bandwidth - values for iwl_tof_range_req_ap_entry.bandwidth
101 * @IWL_TOF_BW_20_LEGACY: 20 MHz non-HT
118 * enum iwl_tof_algo_type - Algorithym type for range measurement request
[all …]
/linux-6.12.1/drivers/usb/typec/tcpm/
Dmaxim_contaminant.c1 // SPDX-License-Identifier: GPL-2.0+
5 * USB-C module to reduce wakeups due to contaminants.
34 /* 1uA current source */
36 /* 5 uA current source */
53 static int max_contaminant_adc_to_mv(struct max_tcpci_chip *chip, enum fladc_select channel, in max_contaminant_adc_to_mv() argument
57 if ((ua_src && (channel == CC1_SCALE2 || channel == CC2_SCALE2 || channel == SBU1 || in max_contaminant_adc_to_mv()
58 channel == SBU2))) in max_contaminant_adc_to_mv()
61 else if (!ua_src && (channel == CC1_SCALE1 || channel == CC2_SCALE1)) in max_contaminant_adc_to_mv()
63 else if (!ua_src && (channel == CC1_SCALE2 || channel == CC2_SCALE2)) in max_contaminant_adc_to_mv()
66 dev_err_once(chip->dev, "ADC ERROR: SCALE UNKNOWN"); in max_contaminant_adc_to_mv()
[all …]
/linux-6.12.1/Documentation/ABI/testing/
Dsysfs-bus-coresight-devices-cti1 What: /sys/bus/coresight/devices/<cti-name>/enable
7 What: /sys/bus/coresight/devices/<cti-name>/powered
13 What: /sys/bus/coresight/devices/<cti-name>/ctmid
19 What: /sys/bus/coresight/devices/<cti-name>/nr_trigger_cons
25 What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/name
31 What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/in_signals
37 What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/in_types
44 What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/out_signals
50 What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/out_types
57 What: /sys/bus/coresight/devices/<cti-name>/regs/inout_sel
[all …]
/linux-6.12.1/Documentation/sound/designs/
Dchannel-mapping-api.rst2 ALSA PCM channel-mapping API
10 The channel mapping API allows user to query the possible channel maps
11 and the current channel map, also optionally to modify the channel map
12 of the current stream.
14 A channel map is an array of position for each PCM channel.
15 Typically, a stereo PCM stream has a channel map of
17 while a 4.0 surround PCM stream has a channel map of
20 The problem, so far, was that we had no standard channel map
21 explicitly, and applications had no way to know which channel
29 was no way to specify this because of lack of channel map
[all …]
/linux-6.12.1/arch/mips/include/asm/sgi/
Dhpc3.h36 /* The set of regs for each HPC3 PBUS DMA channel. */
38 volatile u32 pbdma_bptr; /* pbus dma channel buffer ptr */
39 volatile u32 pbdma_dptr; /* pbus dma channel desc ptr */
40 u32 _unused0[0x1000/4 - 2]; /* padding */
41 volatile u32 pbdma_ctrl; /* pbus dma channel control register has
46 #define HPC3_PDMACTRL_ISACT 0x00000002 /* channel active */
54 #define HPC3_PDMACTRL_HW 0x0000ff00 /* DMA High-water mark */
58 u32 _unused1[0x1000/4 - 1]; /* padding */
63 volatile u32 cbptr; /* current dma buffer ptr, diagnostic use only */
65 u32 _unused0[0x1000/4 - 2]; /* padding */
[all …]
/linux-6.12.1/Documentation/filesystems/
Drelay.rst1 .. SPDX-License-Identifier: GPL-2.0
9 to userspace via user-defined 'relay channels'.
11 A 'relay channel' is a kernel->user data relay mechanism implemented
12 as a set of per-cpu kernel buffers ('channel buffers'), each
14 clients write into the channel buffers using efficient write
15 functions; these automatically log into the current cpu's channel
19 are associated with the channel buffers using the API described below.
21 The format of the data logged into the channel buffers is completely
25 filtering - this also is left to the kernel client. The purpose is to
30 functions in the relay interface code - please see that for details.
[all …]

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