| /Linux-v5.10/drivers/power/supply/ |
| D | cros_usbpd-charger.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Power supply driver for ChromeOS EC based USB PD Charger.
5 * Copyright (c) 2014 - 2018 Google, Inc
25 #define DRV_NAME "cros-usbpd-charger"
41 struct charger_data *charger; member
92 return port->port_number >= port->charger->num_usbpd_ports; in cros_usbpd_charger_port_is_dedicated()
95 static int cros_usbpd_charger_ec_command(struct charger_data *charger, in cros_usbpd_charger_ec_command() argument
103 struct cros_ec_dev *ec_dev = charger->ec_dev; in cros_usbpd_charger_ec_command()
109 return -ENOMEM; in cros_usbpd_charger_ec_command()
111 msg->version = version; in cros_usbpd_charger_ec_command()
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| D | act8945a_charger.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Power supply driver for the Active-semi ACT8945A PMIC
19 static const char *act8945a_charger_manufacturer = "Active-semi";
22 * ACT8945A Charger Register Map
209 static int act8945a_get_capacity_level(struct act8945a_charger *charger, in act8945a_get_capacity_level() argument
214 int lbo_level = gpiod_get_value(charger->lbo_gpio); in act8945a_get_capacity_level()
268 * Riset(K) = 2336 * (1V/Ichg(mA)) - 0.205
276 static int act8945a_get_current_max(struct act8945a_charger *charger, in act8945a_get_current_max() argument
282 int chgin_level = gpiod_get_value(charger->chglev_gpio); in act8945a_get_current_max()
346 struct act8945a_charger *charger = power_supply_get_drvdata(psy); in act8945a_charger_get_property() local
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| D | ab8500_charger.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) ST-Ericsson SA 2012
5 * Charger driver for AB8500
31 #include <linux/mfd/abx500/ab8500-bm.h>
37 /* Charger constants */
92 /* Lowest charger voltage is 3.39V -> 0x4E */
105 /*External charger control*/
110 /* UsbLineStatus register - usb types */
172 * struct ab8500_charger_interrupts - ab8500 interupts
216 * struct ab8500_charger - ab8500 Charger device information
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| D | tps65217_charger.c | 1 // SPDX-License-Identifier: GPL-2.0
2 // Battery charger driver for TI's tps65217
8 * Battery charger driver for TI's tps65217
45 static int tps65217_config_charger(struct tps65217_charger *charger) in tps65217_config_charger() argument
54 * is not recommended to do so. In sleep mode, the charger continues in tps65217_config_charger()
56 * values. Therefore, the charger would get the wrong temperature in tps65217_config_charger()
62 * NTC TYPE (for battery temperature measurement) in tps65217_config_charger()
67 ret = tps65217_clear_bits(charger->tps, TPS65217_REG_CHGCONFIG1, in tps65217_config_charger()
71 dev_err(charger->dev, in tps65217_config_charger()
79 static int tps65217_enable_charging(struct tps65217_charger *charger) in tps65217_enable_charging() argument
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| D | gpio-charger.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
18 #include <linux/power/gpio-charger.h>
31 struct power_supply *charger; member
44 struct power_supply *charger = devid; in gpio_charger_irq() local
46 power_supply_changed(charger); in gpio_charger_irq()
59 int ndescs = gpio_charger->current_limit_gpios->ndescs; in set_charge_current_limit()
60 struct gpio_desc **gpios = gpio_charger->current_limit_gpios->desc; in set_charge_current_limit()
63 if (!gpio_charger->current_limit_map_size) in set_charge_current_limit()
64 return -EINVAL; in set_charge_current_limit()
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| D | isp1704_charger.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * ISP1704 USB Charger Detection driver
6 * Copyright (C) 2012 - 2013 Pali Rohár <pali@kernel.org>
63 return usb_phy_io_read(isp->phy, reg); in isp1704_read()
68 return usb_phy_io_write(isp->phy, val, reg); in isp1704_write()
73 gpiod_set_value(isp->enable_gpio, on); in isp1704_charger_set_power()
77 * Determine is the charging port DCP (dedicated charger) or CDP (Host/HUB
88 int type = POWER_SUPPLY_TYPE_USB_DCP; in isp1704_charger_type() local
103 /* Enable strong pull-up on DP (1.5K) and reset */ in isp1704_charger_type()
110 type = POWER_SUPPLY_TYPE_USB_CDP; in isp1704_charger_type()
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| D | lt3651-charger.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Driver for Analog Devices (Linear Technology) LT3651 charger IC.
19 struct power_supply *charger; member
28 struct power_supply *charger = devid; in lt3651_charger_irq() local
30 power_supply_changed(charger); in lt3651_charger_irq()
48 if (!lt3651_charger->chrg_gpio) { in lt3651_charger_get_property()
49 val->intval = POWER_SUPPLY_STATUS_UNKNOWN; in lt3651_charger_get_property()
52 if (gpiod_get_value(lt3651_charger->chrg_gpio)) in lt3651_charger_get_property()
53 val->intval = POWER_SUPPLY_STATUS_CHARGING; in lt3651_charger_get_property()
55 val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING; in lt3651_charger_get_property()
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| D | da9150-charger.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * DA9150 Charger Driver
44 static inline int da9150_charger_supply_online(struct da9150_charger *charger, in da9150_charger_supply_online() argument
48 val->intval = (psy == charger->supply_online) ? 1 : 0; in da9150_charger_supply_online()
53 /* Charger Properties */
54 static int da9150_charger_vbus_voltage_now(struct da9150_charger *charger, in da9150_charger_vbus_voltage_now() argument
59 /* Read processed value - mV units */ in da9150_charger_vbus_voltage_now()
60 ret = iio_read_channel_processed(charger->vbus_chan, &v_val); in da9150_charger_vbus_voltage_now()
65 val->intval = v_val * 1000; in da9150_charger_vbus_voltage_now()
70 static int da9150_charger_ibus_current_avg(struct da9150_charger *charger, in da9150_charger_ibus_current_avg() argument
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| D | mp2629_charger.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * MP2629 battery charger driver
148 "mp2629-batt-volt",
149 "mp2629-system-volt",
150 "mp2629-input-volt",
151 "mp2629-batt-current",
152 "mp2629-input-current",
155 static int mp2629_read_adc(struct mp2629_charger *charger, in mp2629_read_adc() argument
162 ret = iio_read_channel_processed(charger->iiochan[ch], &chval); in mp2629_read_adc()
166 val->intval = chval * 1000; in mp2629_read_adc()
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| D | max8903_charger.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * max8903_charger.c - Maxim 8903 USB/Adapter Charger Driver
31 POWER_SUPPLY_PROP_STATUS, /* Charger status output */
44 val->intval = POWER_SUPPLY_STATUS_UNKNOWN; in max8903_get_property()
45 if (gpio_is_valid(data->pdata->chg)) { in max8903_get_property()
46 if (gpio_get_value(data->pdata->chg) == 0) in max8903_get_property()
47 val->intval = POWER_SUPPLY_STATUS_CHARGING; in max8903_get_property()
48 else if (data->usb_in || data->ta_in) in max8903_get_property()
49 val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING; in max8903_get_property()
51 val->intval = POWER_SUPPLY_STATUS_DISCHARGING; in max8903_get_property()
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| D | abx500_chargalg.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) ST-Ericsson SA 2012
32 #include <linux/mfd/abx500/ab8500-bm.h>
38 /* End-of-charge criteria counter */
177 * struct abx500_charge_curr_maximization - Charger maximization parameters
178 * @original_iset: the non optimized/maximised charger current
182 * @condition_cnt: number of iterations needed before a new charger current
184 * @max_current: maximum charger current
185 * @wait_cnt: to avoid too fast current step down in case of charger
208 * struct abx500_chargalg - abx500 Charging algorithm device information
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| D | z2_battery.c | 1 // SPDX-License-Identifier: GPL-2.0-only
29 static unsigned long z2_read_bat(struct z2_charger *charger) in z2_read_bat() argument
32 data = i2c_smbus_read_byte_data(charger->client, in z2_read_bat()
33 charger->info->batt_I2C_reg); in z2_read_bat()
37 return data * charger->info->batt_mult / charger->info->batt_div; in z2_read_bat()
44 struct z2_charger *charger = power_supply_get_drvdata(batt_ps); in z2_batt_get_property() local
45 struct z2_battery_info *info = charger->info; in z2_batt_get_property()
49 val->intval = charger->bat_status; in z2_batt_get_property()
52 val->intval = info->batt_tech; in z2_batt_get_property()
55 if (info->batt_I2C_reg >= 0) in z2_batt_get_property()
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| /Linux-v5.10/drivers/usb/phy/ |
| D | phy.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * phy.c -- USB phy handling
5 * Copyright (C) 2004-2013 Texas Instruments
17 /* Default current range by charger type. */
46 enum usb_phy_type type) in __usb_find_phy() argument
51 if (phy->type != type) in __usb_find_phy()
57 return ERR_PTR(-ENODEV); in __usb_find_phy()
65 return ERR_PTR(-ENODEV); in __of_usb_find_phy()
68 if (node != phy->dev->of_node) in __of_usb_find_phy()
74 return ERR_PTR(-EPROBE_DEFER); in __of_usb_find_phy()
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| /Linux-v5.10/Documentation/power/ |
| D | charger-manager.rst | 2 Charger Manager
7 Charger Manager provides in-kernel battery charger management that
8 requires temperature monitoring during suspend-to-RAM state
12 Charger Manager is a platform_driver with power-supply-class entries.
13 An instance of Charger Manager (a platform-device created with Charger-Manager)
16 the system may need multiple instances of Charger Manager.
21 Charger Manager supports the following:
25 they may be activated at the same time. Each charger may have its
26 own power-supply-class and each power-supply-class can provide
28 aggregates charger-related information from multiple sources and
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| /Linux-v5.10/Documentation/devicetree/bindings/power/supply/ |
| D | gpio-charger.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/gpio-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
19 const: gpio-charger
21 charger-type:
23 - unknown
24 - battery
25 - ups
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| D | lp8727_charger.txt | 1 Binding for TI/National Semiconductor LP8727 Charger
4 - compatible: "ti,lp8727"
5 - reg: I2C slave address 27h
8 - interrupts: interrupt specifier (see interrupt binding[0])
9 - debounce-ms: interrupt debounce time. (u32)
12 - charger-type: "ac" or "usb" (string)
13 - eoc-level: value of 'enum lp8727_eoc_level' (u8)
14 - charging-current: value of 'enum lp8727_ichg' (u8)
16 [0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
25 interrupt-parent = <&gpio5>; /* base = 128 */
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| D | qcom_smbb.txt | 1 Qualcomm Switch-Mode Battery Charger and Boost
4 - compatible:
6 Value type: <stringlist>
8 - "qcom,pm8941-charger"
10 - reg:
12 Value type: <prop-encoded-array>
15 - interrupts:
17 Value type: <prop-encoded-array>
21 - charge done
22 - charge fast mode
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| D | qcom,coincell-charger.txt | 1 Qualcomm Coincell Charger:
7 - compatible:
9 Value type: <string>
10 Definition: must be: "qcom,pm8941-coincell"
12 - reg:
14 Value type: <u32>
15 Definition: base address of the coincell charger registers
17 - qcom,rset-ohms:
19 Value type: <u32>
20 Definition: resistance (in ohms) for current-limiting resistor
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| D | lt3651-charger.txt | 1 Analog Devices LT3651 Charger Power Supply bindings: lt3651-charger
4 - compatible: Should contain one of the following:
5 * "lltc,ltc3651-charger", (DEPRECATED: Use "lltc,lt3651-charger")
6 * "lltc,lt3651-charger"
7 - lltc,acpr-gpios: Connect to ACPR output. See remark below.
10 - lltc,fault-gpios: Connect to FAULT output. See remark below.
11 - lltc,chrg-gpios: Connect to CHRG output. See remark below.
13 The lt3651 outputs are open-drain type and active low. The driver assumes the
24 charger: battery-charger {
25 compatible = "lltc,lt3651-charger";
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| /Linux-v5.10/Documentation/devicetree/bindings/mfd/ |
| D | ab8500.txt | 1 * AB8500 Multi-Functional Device (MFD)
4 - compatible : contains "stericsson,ab8500" or "stericsson,ab8505";
5 - interrupts : contains the IRQ line for the AB8500
6 - interrupt-controller : describes the AB8500 as an Interrupt Controller (has its own domain)
7 - #interrupt-cells : should be 2, for 2-cell format
8 - The first cell is the AB8500 local IRQ number
9 - The second cell is used to specify optional parameters
10 - bits[3:0] trigger type and level flags:
11 1 = low-to-high edge triggered
12 2 = high-to-low edge triggered
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| /Linux-v5.10/Documentation/ABI/testing/ |
| D | sysfs-class-power | 5 Contact: linux-pm@vger.kernel.org
14 Contact: linux-pm@vger.kernel.org
23 Contact: linux-pm@vger.kernel.org
30 What: /sys/class/power_supply/<supply_name>/type
32 Contact: linux-pm@vger.kernel.org
34 Describes the main type of the supply.
43 Contact: linux-pm@vger.kernel.org
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
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| /Linux-v5.10/Documentation/devicetree/bindings/power/supply/ab8500/ |
| D | fg.txt | 4 device comprising: power and energy-management-module,
5 wall-charger, usb-charger, audio codec, general purpose adc,
8 Fuelgauge support is part of energy-management-modules, other
10 main-charger, usb-combo-charger and battery-temperature-monitoring.
15 - compatible = This shall be: "stericsson,ab8500-fg"
16 - battery = Shall be battery specific information
19 compatible = "stericsson,ab8500-fg";
27 'battery technology type' used.
30 thermistor-on-batctrl:
41 thermistor-on-batctrl;
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| /Linux-v5.10/drivers/regulator/ |
| D | max77693-regulator.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // max77693.c - Regulator driver for the Maxim 77693 and 77843
5 // Copyright (C) 2013-2015 Samsung Electronics
19 #include <linux/mfd/max77693-common.h>
20 #include <linux/mfd/max77693-private.h>
21 #include <linux/mfd/max77843-private.h>
46 * MAX77693 CHARGER regulator - Min : 20mA, Max : 2580mA, step : 20mA
48 * 0x04 ~ 0x7E = (60 + (X - 3) * 20) mA
58 unsigned int chg_min_uA = rdev->constraints->min_uA; in max77693_chg_get_current_limit()
59 unsigned int chg_max_uA = rdev->constraints->max_uA; in max77693_chg_get_current_limit()
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| /Linux-v5.10/include/linux/mfd/abx500/ |
| D | ux500_chargalg.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) ST-Ericsson SA 2012
4 * Author: Johan Gardsmark <johan.gardsmark@stericsson.com> for ST-Ericsson.
13 * Valid only for supplies of type:
14 * - POWER_SUPPLY_TYPE_MAINS,
15 * - POWER_SUPPLY_TYPE_USB,
31 * struct ux500_charger - power supply ux500 charger sub class
33 * @ops ux500 charger operations
34 * @max_out_volt maximum output charger voltage in mV
35 * @max_out_curr maximum output charger current in mA
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| /Linux-v5.10/Documentation/devicetree/bindings/w1/ |
| D | w1.txt | 5 Slave devices are listed as sub-nodes of such master devices. For now, only
11 charger: charger {
12 compatible = "gpio-charger";
13 charger-type = "mains";
18 compatible = "w1-gpio";
23 power-supplies = <&charger>;
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