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/linux-6.15/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 <stefan.popa@analog.com>
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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Dti,ads1119.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - João Paulo Gonçalves <jpaulo.silvagoncalves@gmail.com>
13 The TI ADS1119 is a precision 16-bit ADC over I2C that offers single-ended and
28 reset-gpios:
31 avdd-supply: true
32 dvdd-supply: true
34 vref-supply:
38 "#address-cells":
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Dadc.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: IIO Common Properties for ADC Channels
10 - Jonathan Cameron <jic23@kernel.org>
13 A few properties are defined in a common way ADC channels.
17 pattern: "^channel(@[0-9a-f]+)?$"
31 diff-channels:
32 $ref: /schemas/types.yaml#/definitions/uint32-array
43 the 'reg' property for both inputs (i.e. diff-channels = <reg reg>).
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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
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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
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.
29 https://www.analog.com/media/en/technical-documentation/data-sheets/AD4111.pdf
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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.
11 It has several multiplexed input channels. Conversions can be performed
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
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Dmicrochip,mcp3564.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Marius Cristea <marius.cristea@microchip.com>
13 Bindings for the Microchip family of 153.6 ksps, Low-Noise 16/24-Bit
14 Delta-Sigma ADCs with an SPI interface. Datasheet can be found here:
16 …s/aemDocuments/documents/MSLD/ProductDocuments/DataSheets/MCP3561-2-4-Family-Data-Sheet-DS20006181…
18 …ds/aemDocuments/documents/APID/ProductDocuments/DataSheets/MCP3561_2_4R-Data-Sheet-DS200006391C.pdf
20 …ProductDocuments/DataSheets/MCP3461-2-4-Two-Four-Eight-Channel-153.6-ksps-Low-Noise-16-Bit-Delta-S…
22 …/aemDocuments/documents/APID/ProductDocuments/DataSheets/MCP3461-2-4R-Family-Data-Sheet-DS20006404…
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Dadi,ad4851.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Sergiu Cuciurean <sergiu.cuciurean@analog.com>
12 - Dragos Bogdan <dragos.bogdan@analog.com>
13 - Antoniu Miclaus <antoniu.miclaus@analog.com>
16 Analog Devices AD485X fully buffered, 8-channel simultaneous sampling,
17 16/20-bit, 1 MSPS data acquisition system (DAS) with differential, wide
18 common-mode range inputs.
20 https://www.analog.com/media/en/technical-documentation/data-sheets/ad4855.pdf
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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 <Ibrahim.Tilki@analog.com>
21 - adi,max11410
30 interrupt-names:
34 - enum: [gpio0, gpio1]
35 - const: gpio1
37 '#address-cells':
40 '#size-cells':
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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 <michael.hennerich@analog.com>
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
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Dadi,ad7292.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 AD7292 10-Bit Monitor and Control System
10 - Marcelo Schmitt <marcelo.schmitt1@gmail.com>
13 Analog Devices AD7292 10-Bit Monitor and Control System with ADC, DACs,
17 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7292.pdf
22 - adi,ad7292
27 vref-supply:
31 spi-cpha: true
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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 <michael.hennerich@analog.com>
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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/linux-6.15/drivers/iio/adc/
Dad7380.c1 // SPDX-License-Identifier: GPL-2.0-only
9 * ad7380/1 : https://www.analog.com/media/en/technical-documentation/data-sheets/AD7380-7381.pdf
10 * ad7383/4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7383-7384.pdf
11 …* ad7386/7/8 : https://www.analog.com/media/en/technical-documentation/data-sheets/AD7386-7387-738…
12 * ad7380-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7380-4.pdf
13 * ad7381-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7381-4.pdf
14 …* ad7383/4-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7383-4-ad7384…
15 …* ad7386/7/8-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7386-4-7387…
16 * adaq4370-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4370-4.pdf
17 * adaq4380-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4380-4.pdf
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Dstm32-adc.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2016, STMicroelectronics - All Rights Reserved
12 #include <linux/dma-mapping.h>
16 #include <linux/iio/timer/stm32-lptim-trigger.h>
17 #include <linux/iio/timer/stm32-timer-trigger.h>
26 #include <linux/nvmem-consumer.h>
31 #include "stm32-adc-core.h"
39 #define STM32_ADC_CH_MAX 20 /* max number of channels */
58 /* extsel - trigger mux selection value */
84 STM32_ADC_INT_CH_NONE = -1,
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Dad4030.c1 // SPDX-License-Identifier: GPL-2.0-only
109 #define AD4030_TCYC_ADJUSTED_NS (AD4030_TCYC_NS - AD4030_TCNVL_NS)
112 #define AD4632_TCYC_ADJUSTED_NS (AD4632_TCYC_NS - AD4030_TCNVL_NS)
138 const struct iio_chan_spec channels[AD4030_MAX_IIO_CHANNEL_NB]; member
141 /* Number of hardware channels */
166 s32 diff; member
170 s32 diff[2]; member
177 * For a chip with 2 hardware channel this will be used to create 2 common-mode
178 * channels:
179 * - voltage4
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/linux-6.15/include/linux/iio/
Devents.h1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* The industrial I/O - event passing to userspace
4 * Copyright (c) 2008-2011 Jonathan Cameron
13 * _IIO_EVENT_CODE() - create event identifier
15 * @diff: Whether the event is for an differential channel or not.
19 * @chan: Channel number for non-differential channels.
20 * @chan1: First channel number for differential channels.
21 * @chan2: Second channel number for differential channels.
27 #define _IIO_EVENT_CODE(chan_type, diff, modifier, direction, \ argument
29 (((u64)type << 56) | ((u64)diff << 55) | \
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/linux-6.15/arch/arm64/boot/dts/freescale/
Dimx8mp-verdin-ivy.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 * https://www.toradex.com/computer-on-modules/verdin-arm-family/nxp-imx-8m-plus
8 * https://www.toradex.com/products/carrier-board/ivy-carrier-board
11 #include <dt-bindings/mux/mux.h>
12 #include <dt-bindings/leds/common.h>
13 #include <dt-bindings/net/ti-dp83867.h>
17 ain1_voltage_unmanaged: voltage-divider-ain1 {
18 compatible = "voltage-divider";
19 #io-channel-cells = <1>;
20 io-channels = <&ivy_adc1 0>;
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Dimx8mm-verdin-ivy.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 * https://www.toradex.com/computer-on-modules/verdin-arm-family/nxp-imx-8m-mini-nano
8 * https://www.toradex.com/products/carrier-board/ivy-carrier-board
11 #include <dt-bindings/mux/mux.h>
12 #include <dt-bindings/leds/common.h>
16 ain1_voltage_unmanaged: voltage-divider-ain1 {
17 compatible = "voltage-divider";
18 #io-channel-cells = <1>;
19 io-channels = <&ivy_adc1 0>;
20 full-ohms = <19>;
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/linux-6.15/sound/core/
Dpcm_lib.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Abramo Bagnara <abramo@alsa-project.org>
43 delta = new_ptr - ptr; in update_silence_vars()
47 delta += runtime->boundary; in update_silence_vars()
48 if ((snd_pcm_uframes_t)delta < runtime->silence_filled) in update_silence_vars()
49 runtime->silence_filled -= delta; in update_silence_vars()
51 runtime->silence_filled = 0; in update_silence_vars()
52 runtime->silence_start = new_ptr; in update_silence_vars()
57 * runtime->silence_start: starting pointer to silence area
58 * runtime->silence_filled: size filled with silence
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/linux-6.15/tools/testing/selftests/alsa/
Dpcm-test.c1 // SPDX-License-Identifier: GPL-2.0
21 #include "alsa-local.h"
69 timestamp_t now, diff; in timestamp_diff_ms() local
71 if (tstamp->tv_nsec > now.tv_nsec) { in timestamp_diff_ms()
72 diff.tv_sec = now.tv_sec - tstamp->tv_sec - 1; in timestamp_diff_ms()
73 diff.tv_nsec = (now.tv_nsec + 1000000000L) - tstamp->tv_nsec; in timestamp_diff_ms()
75 diff.tv_sec = now.tv_sec - tstamp->tv_sec; in timestamp_diff_ms()
76 diff.tv_nsec = now.tv_nsec - tstamp->tv_nsec; in timestamp_diff_ms()
78 return (diff.tv_sec * 1000) + ((diff.tv_nsec + 500000L) / 1000000L); in timestamp_diff_ms()
92 return -1; in device_from_id()
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/linux-6.15/arch/arm64/boot/dts/ti/
Dk3-am62-verdin-ivy.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 * https://www.toradex.com/computer-on-modules/verdin-arm-family/ti-am62
8 * https://www.toradex.com/products/carrier-board/ivy-carrier-board
11 #include <dt-bindings/mux/mux.h>
12 #include <dt-bindings/leds/common.h>
13 #include <dt-bindings/net/ti-dp83867.h>
17 ain1_voltage_unmanaged: voltage-divider-ain1 {
18 compatible = "voltage-divider";
19 #io-channel-cells = <1>;
20 io-channels = <&ivy_adc1 0>;
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/linux-6.15/Documentation/devicetree/bindings/iio/proximity/
Dtyhx,hx9023s.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Yasin Lee <yasin.lee.x@gmail.com>
29 vdd-supply: true
31 "#address-cells":
34 "#size-cells":
38 "^channel@[0-4]$":
50 - compatible
51 - reg
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/linux-6.15/sound/soc/codecs/
Dpcm186x.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com
29 "avdd", /* Analog power supply. Connect to 3.3-V supply. */
30 "dvdd", /* Digital power supply. Connect to 3.3-V supply. */
31 "iovdd", /* I/O power supply. Connect to 3.3-V or 1.8-V. */
44 static const DECLARE_TLV_DB_SCALE(pcm186x_pga_tlv, -1200, 50, 0);
48 PCM186X_PGA_VAL_CH1_R, 0, -24, 80, 7, 0,
54 PCM186X_PGA_VAL_CH1_R, 0, -24, 80, 7, 0,
57 PCM186X_PGA_VAL_CH2_R, 0, -24, 80, 7, 0,
84 "{VIN1P, VIN1M}[DIFF]",
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/linux-6.15/drivers/dma/
Ddmatest.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/dma-mapping.h>
44 "Maximum number of channels to use (default: all)");
54 "dmatest 0-memcpy 1-memset (default: 0)");
69 "Pass -1 for infinite timeout");
83 static int alignment = -1;
85 …M_DESC(alignment, "Custom data address alignment taken as 2^(alignment) (default: not used (-1))");
96 * struct dmatest_params - test parameters.
102 * @max_channels: maximum number of channels to use
106 * @timeout: transfer timeout in msec, -1 for infinite timeout
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/linux-6.15/drivers/iio/proximity/
Dhx9023s.c1 // SPDX-License-Identifier: GPL-2.0
119 s16 diff; /* Difference of Low Pass Data and Base Line Data */ member
148 __le16 channels[HX9023S_CH_NUM]; member
314 return regmap_update_bits(data->regmap, HX9023S_INTERRUPT_CFG, in hx9023s_interrupt_enable()
320 return regmap_update_bits(data->regmap, HX9023S_INTERRUPT_CFG, in hx9023s_interrupt_disable()
327 return regmap_update_bits(data->regmap, in hx9023s_data_lock()
332 return regmap_update_bits(data->regmap, in hx9023s_data_lock()
348 ch_pos[i] = data->ch_data[i].channel_positive == HX9023S_NOT_CONNECTED ? in hx9023s_ch_cfg()
349 HX9023S_NOT_CONNECTED : conn_cs[data->ch_data[i].channel_positive]; in hx9023s_ch_cfg()
350 ch_neg[i] = data->ch_data[i].channel_negative == HX9023S_NOT_CONNECTED ? in hx9023s_ch_cfg()
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