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/kernel/linux/linux-4.19/Documentation/devicetree/bindings/hwmon/
Dads1015.txt3 This device is a 12-bit A-D converter with 4 inputs.
8 0: Voltage over AIN0 and AIN1.
9 1: Voltage over AIN0 and AIN3.
10 2: Voltage over AIN1 and AIN3.
11 3: Voltage over AIN2 and AIN3.
12 4: Voltage over AIN0 and GND.
13 5: Voltage over AIN1 and GND.
14 6: Voltage over AIN2 and GND.
15 7: Voltage over AIN3 and GND.
18 - pga is the programmable gain amplifier (values are full scale)
[all …]
/kernel/linux/linux-4.19/Documentation/hwmon/
Dads101518 -----------
22 This device is a 12/16-bit A-D converter with 4 inputs.
26 The inputs can be made available by 8 sysfs input files in0_input - in7_input:
27 in0: Voltage over AIN0 and AIN1.
28 in1: Voltage over AIN0 and AIN3.
29 in2: Voltage over AIN1 and AIN3.
30 in3: Voltage over AIN2 and AIN3.
31 in4: Voltage over AIN0 and GND.
32 in5: Voltage over AIN1 and GND.
33 in6: Voltage over AIN2 and GND.
[all …]
Dibm-cffps1 Kernel driver ibm-cffps
10 -----------
16 -----------
18 This driver does not auto-detect devices. You will have to instantiate the
19 devices explicitly. Please see Documentation/i2c/instantiating-devices for
23 -------------
27 curr1_alarm Output current over-current alarm.
38 in1_alarm Input voltage under-voltage alarm.
39 in1_input Measured input voltage in mV.
41 in2_alarm Output voltage over-voltage alarm.
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/adc/
Dti,ads1015.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Daniel Baluta <daniel.baluta@nxp.com>
23 "#address-cells":
26 "#size-cells":
29 "#io-channel-cells":
33 - compatible
34 - reg
35 - "#address-cells"
[all …]
/kernel/linux/linux-4.19/Documentation/devicetree/bindings/mfd/
Das3711.txt4 standard regulator properties, they must belong to a sub-node, called
9 - compatible : must be "ams,as3711"
10 - reg : specifies the I2C address
14 - su1-dev : framebuffer phandle
15 - su1-max-uA : maximum current
19 - su2-dev : framebuffer phandle
20 - su1-max-uA : maximum current
24 - su2-feedback-voltage : voltage feedback is used
25 - su2-feedback-curr1 : CURR1 input used for current feedback
26 - su2-feedback-curr2 : CURR2 input used for current feedback
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/mfd/
Das3711.txt4 standard regulator properties, they must belong to a sub-node, called
9 - compatible : must be "ams,as3711"
10 - reg : specifies the I2C address
14 - su1-dev : framebuffer phandle
15 - su1-max-uA : maximum current
19 - su2-dev : framebuffer phandle
20 - su1-max-uA : maximum current
24 - su2-feedback-voltage : voltage feedback is used
25 - su2-feedback-curr1 : CURR1 input used for current feedback
26 - su2-feedback-curr2 : CURR2 input used for current feedback
[all …]
/kernel/linux/linux-5.10/Documentation/hwmon/
Dibm-cffps.rst1 Kernel driver ibm-cffps
11 -----------
17 -----------
19 This driver does not auto-detect devices. You will have to instantiate the
20 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
24 -------------
29 curr1_alarm Output current over-current alarm.
40 in1_alarm Input voltage under-voltage alarm.
41 in1_input Measured input voltage in mV.
43 in2_alarm Output voltage over-voltage alarm.
[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
22 voltage, power, temperature, charge and energy. The device supports both SPI
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).
44 in0_lowest Lowest measured voltage
45 in0_highest Highest measured voltage
49 in0_label Channel label (VP-VM)
[all …]
/kernel/linux/linux-4.19/Documentation/devicetree/bindings/power/supply/
Dmax17042_battery.txt5 - compatible : "maxim,max17042"
8 - maxim,rsns-microohm : Resistance of rsns resistor in micro Ohms
9 (datasheet-recommended value is 10000).
10 Defining this property enables current-sense functionality.
14 - maxim,cold-temp : Temperature threshold to report battery
16 - maxim,over-heat-temp : Temperature threshold to report battery
17 as over heated (in tenths of degree Celsius).
18 - maxim,dead-volt : Voltage threshold to report battery
20 - maxim,over-volt : Voltage threshold to report battery
21 as over voltage (in mV).
[all …]
Drt9455_charger.txt4 - compatible: it should contain one of the following:
6 - reg: integer, i2c address of the device.
7 - interrupts: interrupt mapping for GPIO IRQ, it should be
9 - richtek,output-charge-current: integer, output current from the charger to the
11 - richtek,end-of-charge-percentage: integer, percent of the output charge current.
12 When the current in constant-voltage phase drops
13 below output_charge_current x end-of-charge-percentage,
15 - richtek,battery-regulation-voltage: integer, maximum battery voltage in uV.
16 - richtek,boost-output-voltage: integer, maximum voltage provided to consumer
20 - richtek,min-input-voltage-regulation: integer, input voltage level in uV, used to
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/power/supply/
Dmax17042_battery.txt5 - compatible : one of the following
12 - maxim,rsns-microohm : Resistance of rsns resistor in micro Ohms
13 (datasheet-recommended value is 10000).
14 Defining this property enables current-sense functionality.
18 - maxim,cold-temp : Temperature threshold to report battery
20 - maxim,over-heat-temp : Temperature threshold to report battery
21 as over heated (in tenths of degree Celsius).
22 - maxim,dead-volt : Voltage threshold to report battery
24 - maxim,over-volt : Voltage threshold to report battery
25 as over voltage (in mV).
[all …]
Dbattery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
14 In smart batteries, these are typically stored in non-volatile memory
16 no appropriate non-volatile memory, or it is unprogrammed/incorrect.
27 Batteries must be referenced by chargers and/or fuel-gauges using a phandle.
28 The phandle's property should be named "monitored-battery".
32 const: simple-battery
34 over-voltage-threshold-microvolt:
[all …]
Drt9455_charger.txt4 - compatible: it should contain one of the following:
6 - reg: integer, i2c address of the device.
7 - interrupts: interrupt mapping for GPIO IRQ, it should be
9 - richtek,output-charge-current: integer, output current from the charger to the
11 - richtek,end-of-charge-percentage: integer, percent of the output charge current.
12 When the current in constant-voltage phase drops
13 below output_charge_current x end-of-charge-percentage,
15 - richtek,battery-regulation-voltage: integer, maximum battery voltage in uV.
16 - richtek,boost-output-voltage: integer, maximum voltage provided to consumer
20 - richtek,min-input-voltage-regulation: integer, input voltage level in uV, used to
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/afe/
Dcurrent-sense-shunt.txt4 When an io-channel measures the voltage over a current sense shunt,
6 shunt, not the voltage over it. This binding describes such a current
10 - compatible : "current-sense-shunt"
11 - io-channels : Channel node of a voltage io-channel.
12 - shunt-resistor-micro-ohms : The shunt resistance in microohms.
15 The system current is measured by measuring the voltage over a
19 compatible = "current-sense-shunt";
20 io-channels = <&tiadc 0>;
22 /* Divide the voltage by 3300000/1000000 (or 3.3) for the current. */
23 shunt-resistor-micro-ohms = <3300000>;
[all …]
Dvoltage-divider.txt1 Voltage divider
4 When an io-channel measures the midpoint of a voltage divider, the
5 interesting voltage is often the voltage over the full resistance
6 of the divider. This binding describes the voltage divider in such
9 Vin ----.
11 .-----.
13 '-----'
15 +---- Vout
17 .-----.
19 '-----'
[all …]
/kernel/linux/linux-4.19/Documentation/devicetree/bindings/iio/afe/
Dcurrent-sense-shunt.txt4 When an io-channel measures the voltage over a current sense shunt,
6 shunt, not the voltage over it. This binding describes such a current
10 - compatible : "current-sense-shunt"
11 - io-channels : Channel node of a voltage io-channel.
12 - shunt-resistor-micro-ohms : The shunt resistance in microohms.
15 The system current is measured by measuring the voltage over a
19 compatible = "current-sense-shunt";
20 io-channels = <&tiadc 0>;
22 /* Divide the voltage by 3300000/1000000 (or 3.3) for the current. */
23 shunt-resistor-micro-ohms = <3300000>;
[all …]
Dvoltage-divider.txt1 Voltage divider
4 When an io-channel measures the midpoint of a voltage divider, the
5 interesting voltage is often the voltage over the full resistance
6 of the divider. This binding describes the voltage divider in such
9 Vin ----.
11 .-----.
13 '-----'
15 +---- Vout
17 .-----.
19 '-----'
[all …]
/kernel/linux/linux-4.19/Documentation/ABI/testing/
Dsysfs-class-led-flash55 Flash faults are re-read after strobing the flash. Possible
58 * led-over-voltage - flash controller voltage to the flash LED
60 * flash-timeout-exceeded - the flash strobe was still on when
63 * controller-over-temperature - the flash controller has
65 * controller-short-circuit - the short circuit protection
67 * led-power-supply-over-current - current in the LED power
70 * indicator-led-fault - the flash controller has detected
72 * led-under-voltage - flash controller voltage to the flash
75 * controller-under-voltage - the input voltage of the flash
79 * led-over-temperature - the temperature of the LED has exceeded
/kernel/linux/linux-5.10/Documentation/ABI/testing/
Dsysfs-class-led-flash55 Flash faults are re-read after strobing the flash. Possible
58 * led-over-voltage
59 flash controller voltage to the flash LED
61 * flash-timeout-exceeded
65 * controller-over-temperature
68 * controller-short-circuit
71 * led-power-supply-over-current
75 * indicator-led-fault
78 * led-under-voltage
79 flash controller voltage to the flash
[all …]
Dsysfs-class-power5 Contact: linux-pm@vger.kernel.org
14 Contact: linux-pm@vger.kernel.org
23 Contact: linux-pm@vger.kernel.org
32 Contact: linux-pm@vger.kernel.org
43 Contact: linux-pm@vger.kernel.org
47 Reports an average IBAT current reading for the battery, over
54 Reports an average IBUS current reading over a fixed period.
66 Contact: linux-pm@vger.kernel.org
81 Contact: linux-pm@vger.kernel.org
94 read-only reporting, unless the 'online' state of the supply
[all …]
/kernel/linux/linux-4.19/Documentation/devicetree/bindings/regulator/
Dregulator.txt1 Voltage/Current Regulators
4 - regulator-name: A string used as a descriptive name for regulator outputs
5 - regulator-min-microvolt: smallest voltage consumers may set
6 - regulator-max-microvolt: largest voltage consumers may set
7 - regulator-microvolt-offset: Offset applied to voltages to compensate for voltage drops
8 - regulator-min-microamp: smallest current consumers may set
9 - regulator-max-microamp: largest current consumers may set
10 - regulator-input-current-limit-microamp: maximum input current regulator allows
11 - regulator-always-on: boolean, regulator should never be disabled
12 - regulator-boot-on: bootloader/firmware enabled regulator
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/regulator/
Dregulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Voltage/Current Regulators
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
14 regulator-name:
18 regulator-min-microvolt:
19 description: smallest voltage consumers may set
21 regulator-max-microvolt:
[all …]
/kernel/linux/linux-5.10/include/linux/regulator/
Dmachine.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * machine.h -- SoC Regulator support, machine/board driver API.
24 * VOLTAGE: Regulator output voltage can be changed by software on this
44 * DO_NOTHING_IN_SUSPEND - the default value
45 * DISABLE_IN_SUSPEND - turn off regulator in suspend states
46 * ENABLE_IN_SUSPEND - keep regulator on in suspend states
60 * struct regulator_state - regulator state during low power system states
66 * @uV: Default operating voltage during suspend, it can be adjusted
68 * @min_uV: Minimum suspend voltage may be set.
69 * @max_uV: Maximum suspend voltage may be set.
[all …]
/kernel/linux/linux-4.19/include/linux/regulator/
Dmachine.h2 * machine.h -- SoC Regulator support, machine/board driver API.
27 * VOLTAGE: Regulator output voltage can be changed by software on this
47 * DO_NOTHING_IN_SUSPEND - the default value
48 * DISABLE_IN_SUSPEND - turn off regulator in suspend states
49 * ENABLE_IN_SUSPEND - keep regulator on in suspend states
63 * struct regulator_state - regulator state during low power system states
69 * @uV: Default operating voltage during suspend, it can be adjusted
71 * @min_uV: Minimum suspend voltage may be set.
72 * @max_uV: Maximum suspend voltage may be set.
75 * - DO_NOTHING_IN_SUSPEND
[all …]
/kernel/linux/linux-5.10/drivers/media/dvb-frontends/
Dlnbp21.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * lnbp21.h - driver for lnb supply and control ic lnbp21
14 /* [RO] 0=OK; 1=over current limit flag */
16 /* [RO] 0=OK; 1=over temperature flag (150 C) */
21 /* [RW] 0=low voltage (13/14V, vert pol)
22 1=high voltage (18/19V,horiz pol) */
24 /* [RW] increase LNB voltage by 1V:
31 0:Iout=500-650mA Isc=300mA
32 1:Iout=400-550mA Isc=200mA */
34 /* [RW] short-circuit protect:

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