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/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 …]
/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 …]
/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 …]
Dltc4245.rst10 Addresses scanned: 0x20-0x3f
20 -----------
28 -----------
38 $ echo ltc4245 0x23 > /sys/bus/i2c/devices/i2c-1/new_device
42 -------------
44 The LTC4245 has built-in limits for over and under current warnings. This
48 into the values specified in the sysfs-interface document. The current readings
52 in1_input 12v input voltage (mV)
53 in2_input 5v input voltage (mV)
54 in3_input 3v input voltage (mV)
[all …]
/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 …]
Dbq24257.txt1 Binding for TI bq24250/bq24251/bq24257 Li-Ion Charger
4 - compatible: Should contain one of the following:
8 - reg: integer, i2c address of the device.
9 - interrupts: Interrupt mapping for GPIO IRQ (configure for both edges). Use in
10 conjunction with "interrupt-parent".
11 - ti,battery-regulation-voltage: integer, maximum charging voltage in uV.
12 - ti,charge-current: integer, maximum charging current in uA.
13 - ti,termination-current: integer, charge will be terminated when current in
14 constant-voltage phase drops below this value (in uA).
17 - pg-gpios: GPIO used for connecting the bq2425x device PG (Power Good) pin.
[all …]
Dact8945a-charger.txt1 Device-Tree bindings for charger of Active-semi ACT8945A Multi-Function Device
4 - compatible: "active-semi,act8945a-charger".
5 - active-semi,chglev-gpios: charge current level phandle with args
7 - active-semi,lbo-gpios: specify the low battery voltage detect phandle
9 - interrupts: <a b> where a is the interrupt number and b is a
14 - active-semi,input-voltage-threshold-microvolt: unit: mV;
15 Specifies the charger's input over-voltage threshold value;
17 - active-semi,precondition-timeout: unit: minutes;
21 - active-semi,total-timeout: unit: hours;
28 compatible = "active-semi,act8945a";
[all …]
/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 …]
/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 …]
/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 …]
/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 …]
/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:
/linux-5.10/arch/mips/include/asm/dec/
Dkn01.h61 #define KN01_CSR_STATUS (1<<14) /* self-test result status output */
68 #define KN01_CSR_VBGTRG (1<<2) /* blue DAC voltage over green (r/o) */
69 #define KN01_CSR_VRGTRG (1<<1) /* red DAC voltage over green (r/o) */
70 #define KN01_CSR_VRGTRB (1<<0) /* red DAC voltage over blue (r/o) */
/linux-5.10/include/linux/platform_data/
Dlp8755.h1 /* SPDX-License-Identifier: GPL-2.0-only */
16 #define LP8755_NAME "lp8755-regulator"
19 *OCP : over current protect activated
20 *OVP : over voltage protect activated
61 * @buck_data : buck0~6 init voltage in uV
/linux-5.10/drivers/hwmon/pmbus/
Dmp2975.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Hardware monitoring driver for MPS Multi-phase Digital VR Controllers
85 return -ENODATA; in mp2975_read_byte_data()
104 return 250 + (val - 1) * 5; in mp2975_vid2direct()
108 return 500 + (val - 1) * 10; in mp2975_vid2direct()
112 return 200 + (val - 1) * 10; in mp2975_vid2direct()
115 return -EINVAL; in mp2975_vid2direct()
137 * - Kcs is the DrMOS current sense gain of power stage, which is in mp2975_read_phase()
138 * obtained from the register MP2975_MFR_VR_CONFIG1, bits 13-12 with in mp2975_read_phase()
139 * the following selection of DrMOS (data->curr_sense_gain[page]): in mp2975_read_phase()
[all …]
/linux-5.10/drivers/opp/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
7 voltage pairs that the device will support per voltage domain. This
9 of OPP varies over silicon within the same family of devices.
12 representing individual voltage domains and provides SOC
/linux-5.10/drivers/video/backlight/
Darcxcnn_bl.c1 // SPDX-License-Identifier: GPL-2.0-only
48 #define ARCXCNN_CMD_OVP_MASK 0x0C /* --- Over Voltage Threshold */
49 #define ARCXCNN_CMD_OVP_XXV 0x0C /* <rsvrd> Over Voltage Threshold */
50 #define ARCXCNN_CMD_OVP_20V 0x08 /* 20v Over Voltage Threshold */
51 #define ARCXCNN_CMD_OVP_24V 0x04 /* 24v Over Voltage Threshold */
52 #define ARCXCNN_CMD_OVP_31V 0x00 /* 31.4v Over Voltage Threshold */
63 #define ARCXCNN_LEDEN_ISETEXT 0x80 /* Full-scale current set extern */
99 ret = i2c_smbus_read_byte_data(lp->client, reg); in arcxcnn_update_field()
101 dev_err(lp->dev, "failed to read 0x%.2x\n", reg); in arcxcnn_update_field()
109 return i2c_smbus_write_byte_data(lp->client, reg, tmp); in arcxcnn_update_field()
[all …]
/linux-5.10/include/linux/mfd/
Dabx500.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2007-2009 ST-Ericsson AB
45 * struct abx500_res_to_temp - defines one point in a temp to res curve. To
57 * struct abx500_v_to_cap - Table for translating voltage to capacity
58 * @voltage: Voltage in mV
62 int voltage; member
70 * struct abx500_fg_parameters - Fuel gauge algorithm parameters, in seconds
75 * @init_discard_time: Time we discard voltage measurement at startup
82 * @overbat_threshold: Over battery threshold, in mV
122 * struct abx500_charger_maximization - struct used by the board config.
[all …]
/linux-5.10/drivers/net/wireless/intel/iwlwifi/fw/api/
Dphy.h8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
11 * Copyright(c) 2019 - 2020 Intel Corporation
27 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
31 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
32 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
33 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
34 * Copyright(c) 2019 - 2020 Intel Corporation
69 * enum iwl_phy_ops_subcmd_ids - PHY group commands
[all …]
/linux-5.10/arch/arm/mach-omap2/
Dvc.c2 * OMAP Voltage Controller (VC) interface
20 #include "voltage.h"
22 #include "prm-regbits-34xx.h"
23 #include "prm-regbits-44xx.h"
55 * struct omap_vc_channel_cfg - describe the cfg_channel bitfield
57 * @rav: bit for voltage configuration register
104 * omap_vc_config_channel - configure VC channel to PMIC mappings
109 * - i2c slave address (SA)
110 * - voltage configuration address (RAV)
111 * - command configuration address (RAC) and enable bit (RACEN)
[all …]

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