| /Linux-v6.1/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 | max8903_charger.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * max8903_charger.c - Maxim 8903 USB/Adapter Charger Driver
28 struct gpio_desc *cen; /* Charger Enable input */
31 struct gpio_desc *chg; /* Charger status output */
33 struct gpio_desc *dcm; /* Current-Limit Mode input (1: DC, 2: USB) */
41 POWER_SUPPLY_PROP_STATUS, /* Charger status output */
54 val->intval = POWER_SUPPLY_STATUS_UNKNOWN; in max8903_get_property()
55 if (data->chg) { in max8903_get_property()
56 if (gpiod_get_value(data->chg)) in max8903_get_property()
58 val->intval = POWER_SUPPLY_STATUS_CHARGING; in max8903_get_property()
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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
36 #include "ab8500-bm.h"
37 #include "ab8500-chargalg.h"
39 /* Charger constants */
94 /* Lowest charger voltage is 3.39V -> 0x4E */
107 /*External charger control*/
112 /* UsbLineStatus register - usb types */
174 * struct ab8500_charger_interrupts - ab8500 interrupts
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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 | ab8500_chargalg.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) ST-Ericsson SA 2012
34 #include "ab8500-bm.h"
35 #include "ab8500-chargalg.h"
40 /* End-of-charge criteria counter */
169 * struct ab8500_charge_curr_maximization - Charger maximization parameters
170 * @original_iset_ua: the non optimized/maximised charger current
172 * @condition_cnt: number of iterations needed before a new charger current
174 * @max_current_ua: maximum charger current
175 * @wait_cnt: to avoid too fast current step down in case of charger
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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 | z2_battery.c | 1 // SPDX-License-Identifier: GPL-2.0-only
30 static unsigned long z2_read_bat(struct z2_charger *charger) in z2_read_bat() argument
33 data = i2c_smbus_read_byte_data(charger->client, in z2_read_bat()
34 charger->info->batt_I2C_reg); in z2_read_bat()
38 return data * charger->info->batt_mult / charger->info->batt_div; in z2_read_bat()
45 struct z2_charger *charger = power_supply_get_drvdata(batt_ps); in z2_batt_get_property() local
46 struct z2_battery_info *info = charger->info; in z2_batt_get_property()
50 val->intval = charger->bat_status; in z2_batt_get_property()
53 val->intval = info->batt_tech; in z2_batt_get_property()
56 if (info->batt_I2C_reg >= 0) in z2_batt_get_property()
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| D | rk817_charger.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Charger Driver for Rockchip rk817
12 #include <linux/devm-helpers.h>
68 * soc - state of charge - like the BSP this is stored as a percentage,
143 return -EINVAL; in rk817_chg_cur_to_reg()
166 return -EINVAL; in rk817_chg_cur_from_reg()
170 static void rk817_bat_calib_vol(struct rk817_charger *charger) in rk817_bat_calib_vol() argument
177 regmap_bulk_read(charger->rk808->regmap, RK817_GAS_GAUGE_VCALIB0_H, in rk817_bat_calib_vol()
181 regmap_bulk_read(charger->rk808->regmap, RK817_GAS_GAUGE_VCALIB1_H, in rk817_bat_calib_vol()
186 charger->voltage_k = (4025 - 2300) * 1000 / in rk817_bat_calib_vol()
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| /Linux-v6.1/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. */
52 enum usb_phy_type type) in __usb_find_phy() argument
57 if (phy->type != type) in __usb_find_phy()
63 return ERR_PTR(-ENODEV); in __usb_find_phy()
71 return ERR_PTR(-ENODEV); in __of_usb_find_phy()
74 if (node != phy->dev->of_node) in __of_usb_find_phy()
80 return ERR_PTR(-EPROBE_DEFER); in __of_usb_find_phy()
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| /Linux-v6.1/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-v6.1/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 | ti,lp8727.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Binding for TI/National Semiconductor LP8727 Charger
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
25 debounce-ms:
30 type: object
33 charger-type:
35 - ac
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| D | charger-manager.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/charger-manager.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Charger Manager
10 - Sebastian Reichel <sre@kernel.org>
13 Binding for the legacy charger manager driver.
18 const: charger-manager
20 cm-chargers:
22 $ref: /schemas/types.yaml#/definitions/string-array
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| /Linux-v6.1/drivers/phy/ti/ |
| D | phy-tusb1210.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * tusb1210.c - TUSB1210 USB ULPI PHY driver
41 /* TUSB1210 charger detection work states */
67 struct power_supply *charger; member
75 ret = ulpi_write(tusb->ulpi, reg, val); in tusb1210_ulpi_write()
77 dev_err(&tusb->ulpi->dev, "error %d writing val 0x%02x to reg 0x%02x\n", in tusb1210_ulpi_write()
87 ret = ulpi_read(tusb->ulpi, reg); in tusb1210_ulpi_read()
92 dev_err(&tusb->ulpi->dev, "error %d reading reg 0x%02x\n", ret, reg); in tusb1210_ulpi_read()
102 gpiod_set_value_cansleep(tusb->gpio_reset, 1); in tusb1210_power_on()
103 gpiod_set_value_cansleep(tusb->gpio_cs, 1); in tusb1210_power_on()
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| /Linux-v6.1/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-v6.1/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-v6.1/Documentation/devicetree/bindings/regulator/ |
| D | maxim,max8997.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
14 regulators, charger controller with fuel gauge, RTC, clock outputs, haptic
15 motor driver, flash LED driver and Micro-USB Interface Controller.
17 The binding here is not complete and describes only regulator and charger
22 const: maxim,max8997-pmic
24 charger-supply:
30 - description: irq1 interrupt
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| /Linux-v6.1/Documentation/devicetree/bindings/mfd/ |
| D | maxim,max14577.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
17 includes voltage safeout regulators, charger and MicroUSB management IC.
20 includes voltage safeout and LDO regulators, charger, fuel-gauge and MicroUSB
26 - maxim,max14577
27 - maxim,max77836
35 wakeup-source: true
37 charger:
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| D | maxim,max77693.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chanwoo Choi <cw00.choi@samsung.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
18 includes voltage current regulators, charger, LED/flash, haptic motor driver
31 charger:
37 max77693-muic:
38 type: object
43 const: maxim,max77693-muic
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| D | mediatek,mt6370.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
13 MT6370 is a highly-integrated smart power management IC, which includes a
14 single cell Li-Ion/Li-Polymer switching battery charger, a USB Type-C &
26 wakeup-source: true
31 interrupt-controller: true
33 "#interrupt-cells":
37 type: object
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