/openbmc/linux/Documentation/hwmon/ |
H A D | pcf8591.rst | 17 - 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 30 differential inputs: 32 - mode 0 : four single ended inputs 35 - mode 1 : three differential inputs 36 Pins AIN3 is the common negative differential input [all …]
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/openbmc/linux/Documentation/devicetree/bindings/sound/ |
H A D | cs42l52.txt | 5 - 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 22 as a differential input. If not present then the MICA input is configured as 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 26 as a differential input. If not present then the MICB input is configured as 27 Single-ended input. Single-ended mode allows for MIC1 or MIC2 muxing for input. [all …]
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H A D | rt5677.txt | 7 - compatible : "realtek,rt5677". 9 - reg : The I2C address of the device. 11 - interrupts : The CODEC's interrupt output. 13 - gpio-controller : Indicates this device is a GPIO controller. 15 - #gpio-cells : Should be two. The first cell is the pin number and the 20 - realtek,pow-ldo2-gpio : The GPIO that controls the CODEC's POW_LDO2 pin. 21 - realtek,reset-gpio : The GPIO that controls the CODEC's RESET pin. Active low. 23 - realtek,in1-differential 24 - realtek,in2-differential 25 - realtek,lout1-differential [all …]
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H A D | rt5665.txt | 7 - compatible : One of "realtek,rt5665", "realtek,rt5666". 9 - reg : The I2C address of the device. 11 - interrupts : The CODEC's interrupt output. 15 - realtek,in1-differential 16 - realtek,in2-differential 17 - realtek,in3-differential 18 - realtek,in4-differential 19 Boolean. Indicate MIC1/2/3/4 input are differential, rather than single-ended. 21 - realtek,dmic1-data-pin 26 - realtek,dmic2-data-pin [all …]
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H A D | rt5640.txt | 7 - compatible : One of "realtek,rt5640" or "realtek,rt5639". 9 - reg : The I2C address of the device. 11 - interrupts : The CODEC's interrupt output. 15 - clocks: The phandle of the master clock to the CODEC 16 - clock-names: Should be "mclk" 18 - realtek,in1-differential 19 - realtek,in2-differential 20 - realtek,in3-differential 21 Boolean. Indicate MIC1/2/3 input are differential, rather than single-ended. 23 - realtek,lout-differential [all …]
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H A D | rt5660.txt | 7 - compatible : "realtek,rt5660". 9 - reg : The I2C address of the device. 13 - clocks: The phandle of the master clock to the CODEC 14 - clock-names: Should be "mclk" 16 - realtek,in1-differential 17 - realtek,in3-differential 18 Boolean. Indicate MIC1/3 input are differential, rather than single-ended. 20 - realtek,poweroff-in-suspend 24 - realtek,dmic1-data-pin
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H A D | rt5659.txt | 7 - compatible : One of "realtek,rt5659" or "realtek,rt5658". 9 - reg : The I2C address of the device. 11 - interrupts : The CODEC's interrupt output. 15 - clocks: The phandle of the master clock to the CODEC 16 - clock-names: Should be "mclk" 18 - realtek,in1-differential 19 - realtek,in3-differential 20 - realtek,in4-differential 21 Boolean. Indicate MIC1/3/4 input are differential, rather than single-ended. 23 - realtek,dmic1-data-pin [all …]
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H A D | cs42l56.txt | 5 - compatible : "cirrus,cs42l56" 7 - reg : the I2C address of the device for I2C 9 - VA-supply, VCP-supply, VLDO-supply : power supplies for the device, 14 - cirrus,gpio-nreset : GPIO controller's phandle and the number 17 - cirrus,chgfreq-divisor : Values used to set the Charge Pump Frequency. 24 - cirrus,ain1a-ref-cfg, ain1b-ref-cfg : boolean, If present, AIN1A or AIN1B are configured 25 as a pseudo-differential input referenced to AIN1REF/AIN3A. 27 - cirrus,ain2a-ref-cfg, ain2b-ref-cfg : boolean, If present, AIN2A or AIN2B are configured 28 as a pseudo-differential input referenced to AIN2REF/AIN3B. 30 - cirrus,micbias-lvl: Set the output voltage level on the MICBIAS Pin. [all …]
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/openbmc/linux/include/linux/iio/frequency/ |
H A D | ad9523.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 38 * struct ad9523_channel_spec - Output channel configuration 42 * @sync_ignore_en: Ignore chip-level SYNC signal. 43 * @low_power_mode_en: Reduce power used in the differential output modes. 48 LSB = 1/2 of a period of the divider input clock. 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. [all …]
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/openbmc/linux/include/sound/ |
H A D | cs42l56.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 3 * linux/sound/cs42l56.h -- Platform data for CS42L56 19 /* Analog Input 1A Reference 0=Single 1=Pseudo-Differential */ 22 /* Analog Input 2A Reference 0=Single 1=Pseudo-Differential */ 25 /* Analog Input 1B Reference 0=Single 1=Pseudo-Differential */ 28 /* Analog Input 2B Reference 0=Single 1=Pseudo-Differential */
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/openbmc/u-boot/doc/device-tree-bindings/adc/ |
H A D | st,stm32-adc.txt | 3 STM32 ADC is a successive approximation analog-to-digital converter. 4 It has several multiplexed input channels. Conversions can be performed 6 stored in a left-aligned or right-aligned 32-bit data register. 9 The analog watchdog feature allows the application to detect if the input 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" [all …]
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/openbmc/u-boot/board/freescale/mx6memcal/ |
H A D | spl.c | 1 // SPDX-License-Identifier: GPL-2.0+ 12 #include <asm/arch/mx6-ddr.h> 13 #include <asm/arch/mx6-pins.h> 58 /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */ 64 /* SDCKE[0:1]: 100k pull-up */ 67 /* SDBA2: pull-up disabled */ 69 /* SDODT[0:1]: 100k pull-up, 40 ohm */ 72 /* SDQS[0:7]: Differential input, 40 ohm */ 82 /* DQM[0:7]: Differential input, 40 ohm */ 104 /* DATA[00:63]: Differential input, 40 ohm */ [all …]
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/openbmc/linux/Documentation/devicetree/bindings/hwmon/ |
H A D | ti,ads7828.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 3 --- 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Krzysztof Kozlowski <krzk@kernel.org> 14 The ADS7828 is 12-Bit, 8-Channel Sampling Analog to Digital Converter (ADC) 23 - ti,ads7828 24 - ti,ads7830 29 ti,differential-input: 31 Set to use the device in differential mode. 34 vref-supply: [all …]
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/openbmc/u-boot/board/bachmann/ot1200/ |
H A D | ot1200_spl.c | 1 // SPDX-License-Identifier: GPL-2.0+ 8 #include <asm/arch/mx6-ddr.h> 12 /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 48ohm */ 18 /* SDCKE[0:1]: 100k pull-up */ 21 /* SDBA2: pull-up disabled */ 23 /* SDODT[0:1]: 100k pull-up, 48 ohm */ 26 /* SDQS[0:7]: Differential input, 48 ohm */ 35 /* DQM[0:7]: Differential input, 48 ohm */ 57 /* DATA[00:63]: Differential input, 48 ohm */ 77 .rtt_wr = 1, /* DDR3_RTT_60_OHM - RTT_Wr = RZQ/4 */ [all …]
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/openbmc/u-boot/board/barco/platinum/ |
H A D | spl_picon.c | 1 // SPDX-License-Identifier: GPL-2.0+ 13 #include <asm/arch/mx6-ddr.h> 14 #include <asm/arch/mx6-pins.h> 16 #include <asm/mach-imx/boot_mode.h> 17 #include <asm/mach-imx/iomux-v3.h> 18 #include <asm/mach-imx/mxc_i2c.h> 27 /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */ 33 /* SDCKE[0:1]: 100k pull-up */ 36 /* SDBA2: pull-up disabled */ 38 /* SDODT[0:1]: 100k pull-up, 40 ohm */ [all …]
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H A D | spl_titanium.c | 1 // SPDX-License-Identifier: GPL-2.0+ 13 #include <asm/arch/mx6-ddr.h> 14 #include <asm/arch/mx6-pins.h> 16 #include <asm/mach-imx/boot_mode.h> 17 #include <asm/mach-imx/iomux-v3.h> 18 #include <asm/mach-imx/mxc_i2c.h> 27 /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */ 33 /* SDCKE[0:1]: 100k pull-up */ 36 /* SDBA2: pull-up disabled */ 38 /* SDODT[0:1]: 100k pull-up, 40 ohm */ [all …]
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/openbmc/linux/include/linux/platform_data/ |
H A D | adau17x1.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 5 * Copyright 2011-2014 Analog Devices Inc. 6 * Author: Lars-Peter Clausen <lars@metafoo.de> 13 * enum adau17x1_micbias_voltage - Microphone bias voltage 23 * enum adau1761_digmic_jackdet_pin_mode - Configuration of the JACKDET/MICIN pin 26 * digital microphone input. 37 * adau1761_jackdetect_debounce_time - Jack insertion detection debounce time 51 * enum adau1761_output_mode - Output mode configuration 63 * struct adau1761_platform_data - ADAU1761 Codec driver platform data 64 * @input_differential: If true the input pins will be configured in [all …]
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H A D | ad7266.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 12 * enum ad7266_range - AD7266 reference voltage range 13 * @AD7266_RANGE_VREF: Device is configured for input range 0V - VREF 15 * @AD7266_RANGE_2VREF: Device is configured for input range 0V - 2VREF 24 * enum ad7266_mode - AD7266 sample mode 25 * @AD7266_MODE_DIFF: Device is configured for full differential mode 27 * @AD7266_MODE_PSEUDO_DIFF: Device is configured for pseudo differential mode 29 * @AD7266_MODE_SINGLE_ENDED: Device is configured for single-ended mode 39 * struct ad7266_platform_data - Platform data for the AD7266 driver 42 * @fixed_addr: Whether the address pins are hard-wired
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/openbmc/linux/drivers/hwmon/ |
H A D | pcf8591.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * Copyright (C) 2001-2004 Aurelien Jarno <aurelien@aurel32.net> 24 "Analog input mode:\n" 26 " 1 = three differential inputs\n" 27 " 2 = single ended and differential mixed\n" 28 " 3 = two differential inputs\n"); 40 * Analog Input Programming 42 * 0x10 = three differential inputs 43 * 0x20 = single ended and differential mixed 44 * 0x30 = two differential inputs [all …]
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/openbmc/linux/Documentation/devicetree/bindings/iio/adc/ |
H A D | st,stm32-adc.yaml | 1 # 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. 16 The analog watchdog feature allows the application to detect if the input 17 voltage goes beyond the user-defined, higher or lower thresholds. 22 - Fabrice Gasnier <fabrice.gasnier@foss.st.com> [all …]
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/openbmc/linux/Documentation/devicetree/bindings/iio/frequency/ |
H A D | adi,admv1014.yaml | 1 # 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 36 External clock that provides the Local Oscillator input. 38 vcm-supply: [all …]
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H A D | adi,admv1013.yaml | 1 # 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 …]
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/openbmc/linux/drivers/comedi/drivers/ |
H A D | adq12b.c | 1 // 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 …]
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H A D | amplc_pci230.c | 1 // SPDX-License-Identifier: GPL-2.0+ 8 * COMEDI - Linux Control and Measurement Device Interface 35 * --------- --------- 43 * The AI subdevice has 16 single-ended channels or 8 differential 46 * The PCI230 and PCI260 cards have 12-bit resolution. The PCI230+ and 47 * PCI260+ cards have 16-bit resolution. 49 * For differential mode, use inputs 2N and 2N+1 for channel N (e.g. use 51 * or PCI260 then it actually uses a "pseudo-differential" mode where the 53 * use true differential sampling. Another difference is that if the 54 * card is physically a PCI230 or PCI260, the inverting input is 2N, [all …]
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/openbmc/u-boot/board/gateworks/gw_ventana/ |
H A D | gw_ventana_spl.c | 1 // SPDX-License-Identifier: GPL-2.0+ 10 #include <asm/arch/mx6-ddr.h> 11 #include <asm/arch/mx6-pins.h> 13 #include <asm/mach-imx/boot_mode.h> 14 #include <asm/mach-imx/iomux-v3.h> 15 #include <asm/mach-imx/mxc_i2c.h> 29 /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */ 35 /* SDCKE[0:1]: 100k pull-up */ 38 /* SDBA2: pull-up disabled */ 40 /* SDODT[0:1]: 100k pull-up, 40 ohm */ [all …]
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