| /Linux-v6.1/Documentation/devicetree/bindings/iio/afe/ |
| D | current-sense-amplifier.yaml | 1 # 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
15 through the sense resistor, not the voltage output. This binding
16 describes such a current sense circuit.
20 const: current-sense-amplifier
[all …]
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| D | temperature-transducer.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/afe/temperature-transducer.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Beguin <liambeguin@gmail.com>
19 When an io-channel measures the output voltage of a temperature analog front
35 -----
37 +---+---+
39 +---+---+ -----
41 V proportional to T +----+----+
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| D | current-sense-shunt.yaml | 1 # 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,
16 sense circuit.
20 const: current-sense-shunt
22 io-channels:
[all …]
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| /Linux-v6.1/Documentation/hwmon/ |
| D | ltc4260.rst | 10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
27 -----------
37 $ echo ltc4260 0x10 > /sys/bus/i2c/devices/i2c-1/new_device
41 -------------
46 value of the divider resistor against the measured voltage and R2 is the value
47 of the divider resistor against Ground.
50 Current Sense register. The reported value assumes that a 1 mOhm sense resistor
51 is installed. If a different sense resistor is installed, calculate the real
[all …]
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| D | ltc4261.rst | 10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
22 The LTC4261/LTC4261-2 negative voltage Hot Swap controllers allow a board
27 -----------
37 $ echo ltc4261 0x10 > /sys/bus/i2c/devices/i2c-1/new_device
41 -------------
46 value of the divider resistor against the measured voltage and R2 is the value
47 of the divider resistor against Ground.
50 Current Sense register. The reported value assumes that a 1 mOhm sense resistor
[all …]
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| D | ltc2945.rst | 10 Addresses scanned: -
14 https://www.analog.com/media/en/technical-documentation/data-sheets/2945fb.pdf
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
22 The LTC2945 is a rail-to-rail system monitor that measures current, voltage,
27 -----------
37 $ echo ltc2945 0x10 > /sys/bus/i2c/devices/i2c-1/new_device
41 -------------
46 value of the divider resistor against the measured voltage and R2 is the value
47 of the divider resistor against Ground.
[all …]
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| D | ltc2990.rst | 11 Addresses scanned: -
19 - Mike Looijmans <mike.looijmans@topic.nl>
20 - Tom Levens <tom.levens@cern.ch>
24 -----------
29 measure current through a series resistor, or a temperature with an external
34 -----------
41 ----------------
52 in[1-4]_input Voltage at V[1-4] pin in millivolt
55 curr1_input Current in mA across V1-V2 assuming a 1mOhm sense resistor
56 curr2_input Current in mA across V3-V4 assuming a 1mOhm sense resistor
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/iio/dac/ |
| D | adi,ad5755.yaml | 1 # 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 …]
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| /Linux-v6.1/Documentation/devicetree/bindings/power/supply/ |
| D | lltc,ltc294x.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
17 - Sebastian Reichel <sre@kernel.org>
20 - $ref: power-supply.yaml#
25 - lltc,ltc2941
26 - lltc,ltc2942
27 - lltc,ltc2943
28 - lltc,ltc2944
33 lltc,resistor-sense:
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| D | bq2415x.yaml | 1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Binding for TI bq2415x Li-Ion Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
19 - ti,bq24150
20 - ti,bq24150a
21 - ti,bq24151
22 - ti,bq24151a
[all …]
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| D | ltc4162-l.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/power/supply/ltc4162-l.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Linear Technology (Analog Devices) LTC4162-L Charger
11 - Mike Looijmans <mike.looijmans@topic.nl>
14 The LTC ® 4162-L is an advanced monolithic synchronous step-down switching
17 panels, etc., and a rechargeable Lithium-Ion/Polymer battery.
20 https://www.analog.com/en/products/ltc4162-s.html
25 - lltc,ltc4162-l
[all …]
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| /Linux-v6.1/drivers/hwmon/ |
| D | ltc2945.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
14 #include <linux/hwmon-sysfs.h>
96 * an 1mOhm sense resistor, similar to current in ltc2945_reg_to_val()
98 * Control register bit 0 selects if voltage at SENSE+/VDD in ltc2945_reg_to_val()
135 * an 1 mOhm sense resistor, in mA. If a different sense in ltc2945_reg_to_val()
136 * resistor is installed, calculate the actual current by in ltc2945_reg_to_val()
137 * dividing the reported current by the sense resistor value in ltc2945_reg_to_val()
143 return -EINVAL; in ltc2945_reg_to_val()
163 * with an 1mOhm sense resistor, similar to current in ltc2945_val_to_reg()
165 * Control register bit 0 selects if voltage at SENSE+/VDD in ltc2945_val_to_reg()
[all …]
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| D | ltc4260.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
14 #include <linux/hwmon-sysfs.h>
59 * an 1 mOhm sense resistor, in mA. If a different sense in ltc4260_get_value()
60 * resistor is installed, calculate the actual current by in ltc4260_get_value()
61 * dividing the reported current by the sense resistor value in ltc4260_get_value()
67 return -EINVAL; in ltc4260_get_value()
79 value = ltc4260_get_value(dev, attr->index); in ltc4260_value_show()
97 fault &= attr->index; in ltc4260_bool_show()
99 regmap_update_bits(regmap, LTC4260_FAULT, attr->index, 0); in ltc4260_bool_show()
118 /* Current (via sense resistor) */
[all …]
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| D | ltc4222.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
15 #include <linux/hwmon-sysfs.h>
75 * an 1 mOhm sense resistor, in mA. If a different sense in ltc4222_get_value()
76 * resistor is installed, calculate the actual current by in ltc4222_get_value()
77 * dividing the reported current by the sense resistor value in ltc4222_get_value()
83 return -EINVAL; in ltc4222_get_value()
94 value = ltc4222_get_value(dev, attr->index); in ltc4222_value_show()
108 ret = regmap_read(regmap, attr->nr, &fault); in ltc4222_bool_show()
111 fault &= attr->index; in ltc4222_bool_show()
113 regmap_update_bits(regmap, attr->nr, attr->index, 0); in ltc4222_bool_show()
[all …]
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| D | ltc4261.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
22 #include <linux/hwmon-sysfs.h>
58 struct i2c_client *client = data->client; in ltc4261_update_device()
61 mutex_lock(&data->update_lock); in ltc4261_update_device()
63 if (time_after(jiffies, data->last_updated + HZ / 4) || !data->valid) { in ltc4261_update_device()
66 /* Read registers -- 0x00 to 0x09 */ in ltc4261_update_device()
67 for (i = 0; i < ARRAY_SIZE(data->regs); i++) { in ltc4261_update_device()
76 data->valid = false; in ltc4261_update_device()
79 data->regs[i] = val; in ltc4261_update_device()
81 data->last_updated = jiffies; in ltc4261_update_device()
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/iio/adc/ |
| D | maxim,max9611.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Maxim MAX9611 and similar current sense amplifiers with integrated ADCs
10 - Jacopo Mondi <jacopo@jmondi.org>
13 These devices combine a high-side current sense amplifier with a 12 bit ADC.
19 - maxim,max9611
20 - maxim,max9612
25 shunt-resistor-micro-ohms:
27 Value in micro Ohms of the shunt resistor connected between the RS+ and
[all …]
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| D | richtek,rtq6056.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: RTQ6056 Bi-Directional Current and Power Monitor with 16-bit ADC
10 - ChiYuan Huang <cy_huang@richtek.com>
13 The RTQ6056 is a high accuracy current-sense monitor with I2C and SMBus
17 The device monitors both of the drops across sense resistor and the BUS
19 internal analog-to-digital converter ADC. The programmable calibration,
24 https://www.richtek.com/assets/product_file/RTQ6056/DSQ6056-00.pdf
33 "#io-channel-cells":
[all …]
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| /Linux-v6.1/drivers/power/supply/ |
| D | ds2782_battery.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * I2C client/driver for the Maxim/Dallas DS2782 Stand-Alone Fuel Gauge IC
33 #define DS2782_REG_RSNSP 0x69 /* Sense resistor value */
35 /* Current unit measurement in uA for a 1 milli-ohm sense resistor */
73 ret = i2c_smbus_read_byte_data(info->client, reg); in ds278x_read_reg()
75 dev_err(&info->client->dev, "register read failed\n"); in ds278x_read_reg()
88 ret = i2c_smbus_read_word_data(info->client, reg_msb); in ds278x_read_reg16()
90 dev_err(&info->client->dev, "register read failed\n"); in ds278x_read_reg16()
125 * the sense resistor. in ds2782_get_current()
131 dev_err(&info->client->dev, "sense resistor value is 0\n"); in ds2782_get_current()
[all …]
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| D | ds2780_battery.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * 1-wire client/driver for the Maxim/Dallas DS2780 Stand-Alone Fuel Gauge IC
7 * Author: Clifton Barnes <cabarnes@indesign-llc.com>
23 /* Current unit measurement in uA for a 1 milli-ohm sense resistor */
25 /* Charge unit measurement in uAh for a 1 milli-ohm sense resistor */
28 #define DS2780_USER_EEPROM_SIZE (DS2780_EEPROM_BLOCK0_END - \
31 #define DS2780_PARAM_EEPROM_SIZE (DS2780_EEPROM_BLOCK1_END - \
58 return w1_ds2780_io(dev_info->w1_dev, buf, addr, count, io); in ds2780_battery_io()
108 ret = ds2780_store_eeprom(dev_info->w1_dev, reg); in ds2780_save_eeprom()
112 ret = ds2780_recall_eeprom(dev_info->w1_dev, reg); in ds2780_save_eeprom()
[all …]
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| D | ds2781_battery.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * 1-wire client/driver for the Maxim/Dallas DS2781 Stand-Alone Fuel Gauge IC
21 /* Current unit measurement in uA for a 1 milli-ohm sense resistor */
23 /* Charge unit measurement in uAh for a 1 milli-ohm sense resistor */
26 #define DS2781_USER_EEPROM_SIZE (DS2781_EEPROM_BLOCK0_END - \
29 #define DS2781_PARAM_EEPROM_SIZE (DS2781_EEPROM_BLOCK1_END - \
56 return w1_ds2781_io(dev_info->w1_dev, buf, addr, count, io); in ds2781_battery_io()
112 ret = ds2781_store_eeprom(dev_info->w1_dev, reg); in ds2781_save_eeprom()
116 ret = ds2781_recall_eeprom(dev_info->w1_dev, reg); in ds2781_save_eeprom()
123 /* Set sense resistor value in mhos */
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/mfd/ |
| D | rohm,bd71815-pmic.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71815-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
13 BD71815AGW is a single-chip power management ICs for battery-powered
15 for LED and a 500 mA single-cell linear charger. Also included is a Coulomb
16 counter, a real-time clock (RTC), and a 32.768 kHz clock gate and two GPOs.
30 gpio-controller: true
32 "#gpio-cells":
[all …]
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| D | rohm,bd71828-pmic.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71828-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
13 BD71828GW is a single-chip power management IC for battery-powered portable
15 single-cell linear charger. Also included is a Coulomb counter, a real-time
30 gpio-controller: true
32 "#gpio-cells":
41 "#clock-cells":
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/hwmon/ |
| D | adi,ltc2992.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Alexandru Tachici <alexandru.tachici@analog.com>
14 https://www.analog.com/media/en/technical-documentation/data-sheets/ltc2992.pdf
19 - adi,ltc2992
24 '#address-cells':
27 '#size-cells':
30 avcc-supply: true
33 "^channel@([0-1])$":
[all …]
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| D | ti,tps23861.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Robert Marko <robert.marko@sartura.hr>
14 The TPS23861 is a IEEE 802.3at Quad Port Power-over-Ethernet PSE Controller.
23 - ti,tps23861
28 shunt-resistor-micro-ohms:
29 description: The value of curent sense resistor in microohms.
35 - compatible
36 - reg
[all …]
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| D | adi,adm1177.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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/ADM1177.pdf
19 - adi,adm1177
24 avcc-supply:
28 shunt-resistor-micro-ohms:
30 The value of curent sense resistor in microohms. If not provided,
33 adi,shutdown-threshold-microamp:
[all …]
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