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/openbmc/linux/Documentation/hwmon/
H A Dpcf8591.rst17 - Aurelien Jarno <aurelien@aurel32.net>
18 - valuable contributions by Jan M. Sendler <sendler@sendler.de>,
19 - Jean Delvare <jdelvare@suse.de>
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
33 Pins AIN0 to AIN3 are single ended inputs for channels 0 to 3
35 - mode 1 : three differential inputs
39 - mode 2 : single ended and differential mixed
[all …]
H A Dads7828.rst6 * Texas Instruments/Burr-Brown ADS7828
23 - Steve Hardy <shardy@redhat.com>
24 - Vivien Didelot <vivien.didelot@savoirfairelinux.com>
25 - Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
28 -------------
34 set to true for differential mode, false for default single ended mode.
45 If no structure is provided, the configuration defaults to single ended
49 -----------
53 The ADS7828 device is a 12-bit 8-channel A/D converter, while the ADS7830 does
54 8-bit sampling.
[all …]
/openbmc/linux/include/linux/iio/frequency/
H A Dad9523.h1 /* SPDX-License-Identifier: GPL-2.0-only */
38 * struct ad9523_channel_spec - Output channel configuration
42 * @sync_ignore_en: Ignore chip-level SYNC signal.
49 * @channel_divider: 10-bit channel divider.
106 * struct ad9523_platform_data - platform specific information
109 * @refa_diff_rcv_en: REFA differential/single-ended input selection.
110 * @refb_diff_rcv_en: REFB differential/single-ended input selection.
111 * @zd_in_diff_en: Zero Delay differential/single-ended input selection.
112 * @osc_in_diff_en: OSC differential/ single-ended input selection.
113 * @refa_cmos_neg_inp_en: REFA single-ended neg./pos. input enable.
[all …]
/openbmc/linux/Documentation/devicetree/bindings/sound/
H A Dcs42l52.txt5 - compatible : "cirrus,cs42l52"
7 - reg : the I2C address of the device for I2C
11 - cirrus,reset-gpio : GPIO controller's phandle and the number
14 - cirrus,chgfreq-divisor : Values used to set the Charge Pump Frequency.
21 - cirrus,mica-differential-cfg : boolean, If present, then the MICA input is configured
23 Single-ended input. Single-ended mode allows for MIC1 or MIC2 muxing for input.
25 - cirrus,micb-differential-cfg : boolean, If present, then the MICB input is configured
27 Single-ended input. Single-ended mode allows for MIC1 or MIC2 muxing for input.
29 - cirrus,micbias-lvl: Set the output voltage level on the MICBIAS Pin
42 reset-gpio = <&gpio 10 0>;
[all …]
H A Dpcm3060.txt7 - compatible: "ti,pcm3060"
9 - reg : the I2C address of the device for I2C, the chip select
14 - ti,out-single-ended: "true" if output is single-ended;
22 ti,out-single-ended = "true";
H A Dnuvoton,nau8821.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Seven Lee <wtli@nuvoton.com>
13 - $ref: dai-common.yaml#
25 nuvoton,jkdet-enable:
29 nuvoton,jkdet-pull-enable:
30 description: Enable JKDET pin pull. If set - pin pull enabled,
34 nuvoton,jkdet-pull-up:
35 description: Pull-up JKDET pin. If set then JKDET pin is pull up,
[all …]
H A Dwlf,wm8994.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
11 - patches@opensource.cirrus.com
25 - wlf,wm1811
26 - wlf,wm8994
27 - wlf,wm8958
36 clock-names:
39 - const: MCLK1
[all …]
H A Dak5386.txt1 AK5386 Single-ended 24-Bit 192kHz delta-sigma ADC
7 - compatible : "asahi-kasei,ak5386"
11 - reset-gpio : a GPIO spec for the reset/power down pin.
13 - va-supply : a regulator spec, providing 5.0V
14 - vd-supply : a regulator spec, providing 3.3V
19 compatible = "asahi-kasei,ak5386";
20 reset-gpio = <&gpio0 23>;
21 va-supply = <&vdd_5v0_reg>;
22 vd-supply = <&vdd_3v3_reg>;
/openbmc/linux/Documentation/devicetree/bindings/iio/temperature/
H A Dadi,ltc2983.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices LTC2983, LTC2986, LTM2985 Multi-sensor Temperature system
10 - Nuno Sá <nuno.sa@analog.com>
13 Analog Devices LTC2983, LTC2984, LTC2986, LTM2985 Multi-Sensor Digital
16 https://www.analog.com/media/en/technical-documentation/data-sheets/2983fc.pdf
17 https://www.analog.com/media/en/technical-documentation/data-sheets/2984fb.pdf
18 https://www.analog.com/media/en/technical-documentation/data-sheets/29861fa.pdf
19 https://www.analog.com/media/en/technical-documentation/data-sheets/ltm2985.pdf
[all …]
/openbmc/linux/Documentation/devicetree/bindings/hwmon/
H A Dadc128d818.txt2 --------------------------------------------------------
6 - Mode 0: 7 single-ended voltage readings (IN0-IN6),
8 - Mode 1: 8 single-ended voltage readings (IN0-IN7),
10 - Mode 2: 4 pseudo-differential voltage readings
11 (IN0-IN1, IN3-IN2, IN4-IN5, IN7-IN6),
13 - Mode 3: 4 single-ended voltage readings (IN0-IN3),
14 2 pseudo-differential voltage readings
15 (IN4-IN5, IN7-IN6),
24 - compatible: must be set to "ti,adc128d818"
25 - reg: I2C address of the device
[all …]
/openbmc/u-boot/doc/device-tree-bindings/adc/
H A Dst,stm32-adc.txt3 STM32 ADC is a successive approximation analog-to-digital converter.
5 in single, continuous, scan or discontinuous mode. Result of the ADC is
6 stored in a left-aligned or right-aligned 32-bit data register.
10 voltage goes beyond the user-defined, higher or lower thresholds.
16 - regular conversion can be done in sequence, running in background
17 - injected conversions have higher priority, and so have the ability to
22 -----------------------------------
24 - compatible: Should be one of:
25 "st,stm32f4-adc-core"
26 "st,stm32h7-adc-core"
[all …]
/openbmc/u-boot/include/dt-bindings/gpio/
H A Dgpio.h1 /* SPDX-License-Identifier: GPL-2.0 */
17 /* Bit 1 express single-endedness */
26 * Open Drain/Collector is the combination of single-ended open drain interface.
27 * Open Source/Emitter is the combination of single-ended open source interface.
/openbmc/linux/include/dt-bindings/gpio/
H A Dgpio.h1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) */
17 /* Bit 1 express single-endedness */
26 * Open Drain/Collector is the combination of single-ended open drain interface.
27 * Open Source/Emitter is the combination of single-ended open source interface.
/openbmc/linux/include/sound/
H A Dcs42l52.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * linux/sound/cs42l52.h -- Platform data for CS42L52
16 /* MICA mode selection Differential or Single-ended */
19 /* MICB mode selection Differential or Single-ended */
/openbmc/linux/drivers/hwmon/
H A Dpcf8591.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2001-2004 Aurelien Jarno <aurelien@aurel32.net>
25 " 0 = four single ended inputs\n"
27 " 2 = single ended and differential mixed\n"
41 * 0x00 = four single ended inputs
43 * 0x20 = single ended and differential mixed
65 #define REG_TO_SIGNED(reg) (((reg) & 0x80) ? ((reg) - 256) : (reg))
98 return sprintf(buf, "%d\n", data->aout * 10); in out0_output_show()
116 return -EINVAL; in out0_output_store()
118 data->aout = val; in out0_output_store()
[all …]
H A Dads7871.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * ads7871 - driver for TI ADS7871 A/D converter
43 #define MUX_M3_BM (1 << 3) /*M3 selects single ended*/
59 #include <linux/hwmon-sysfs.h>
95 struct spi_device *spi = pdata->spi; in voltage_show()
100 channel = attr->index; in voltage_show()
103 * other than single ended with a gain of 1 in voltage_show()
105 /*MUX_M3_BM forces single ended*/ in voltage_show()
129 return -1; in voltage_show()
158 struct device *dev = &spi->dev; in ads7871_probe()
[all …]
/openbmc/linux/Documentation/devicetree/bindings/iio/frequency/
H A Dadi,admv1013.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Antoniu Miclaus <antoniu.miclaus@analog.com>
21 - adi,admv1013
26 spi-max-frequency:
34 clock-names:
36 - const: lo_in
38 vcm-supply:
42 vcc-drv-supply:
[all …]
H A Dadi,admv1014.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Antoniu Miclaus <antoniu.miclaus@analog.com>
21 - adi,admv1014
26 spi-max-frequency:
32 clock-names:
34 - const: lo_in
38 vcm-supply:
40 Common-mode voltage regulator.
[all …]
H A Dadi,admv4420.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nuno Sá <nuno.sa@analog.com>
14 mixer with an integrated fractional-N synthesizer, ideally suited
20 - adi,admv4420
25 spi-max-frequency:
28 adi,lo-freq-khz:
32 adi,ref-ext-single-ended-en:
37 - compatible
[all …]
/openbmc/linux/Documentation/devicetree/bindings/iio/adc/
H A Dst,stm32-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/st,stm32-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 STM32 ADC is a successive approximation analog-to-digital converter.
12 in single, continuous, scan or discontinuous mode. Result of the ADC is
13 stored in a left-aligned or right-aligned 32-bit data register.
17 voltage goes beyond the user-defined, higher or lower thresholds.
22 - Fabrice Gasnier <fabrice.gasnier@foss.st.com>
27 - st,stm32f4-adc-core
[all …]
H A Dst,stm32-dfsdm-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/st,stm32-dfsdm-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Fabrice Gasnier <fabrice.gasnier@foss.st.com>
11 - Olivier Moysan <olivier.moysan@foss.st.com>
14 STM32 DFSDM ADC is a sigma delta analog-to-digital converter dedicated to
17 - Sigma delta modulators (motor control, metering...)
18 - PDM microphones (audio digital microphone)
28 - st,stm32h7-dfsdm
[all …]
/openbmc/linux/drivers/iio/dummy/
H A Diio_simple_dummy.h1 /* SPDX-License-Identifier: GPL-2.0-only */
16 * struct iio_dummy_state - device instance specific state.
18 * @single_ended_adc_val: cache for single ended adc value
97 * enum iio_simple_dummy_scan_elements - scan index enum
98 * @DUMMY_INDEX_VOLTAGE_0: the single ended voltage channel
/openbmc/linux/drivers/comedi/drivers/
H A Dadq12b.c1 // SPDX-License-Identifier: GPL-2.0+
4 * Driver for MicroAxial ADQ12-B data acquisition and control card
11 * COMEDI - Linux Control and Measurement Device Interface
17 * Description: Driver for MicroAxial ADQ12-B data acquisition and control card
18 * Devices: [MicroAxial] ADQ12-B (adq12b)
20 * Updated: Thu, 21 Feb 2008 02:56:27 -0300
24 * [0] - I/O base address (set with hardware jumpers)
32 * [1] - Analog Input unipolar/bipolar selection
34 * bipolar 0 2-3 (factory default)
35 * unipolar 1 1-2
[all …]
H A Dpcmad.c1 // SPDX-License-Identifier: GPL-2.0+
4 * Hardware driver for Winsystems PCM-A/D12 and PCM-A/D16
6 * COMEDI - Linux Control and Measurement Device Interface
12 * Description: Winsystems PCM-A/D12, PCM-A/D16
13 * Devices: [Winsystems] PCM-A/D12 (pcmad12), PCM-A/D16 (pcmad16)
21 * [0] - I/O port base
22 * [1] - IRQ (unused)
23 * [2] - Analog input reference (must match jumpers)
24 * 0 = single-ended (16 channels)
26 * [3] - Analog input encoding (must match jumpers)
[all …]
/openbmc/linux/drivers/iio/addac/
H A DKconfig17 single-channel software configurable input/output solution.
31 quad-channel software configurable input/output solution.
47 This driver supports the 16 channels of single-ended (8 channels of

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