| /linux/Documentation/devicetree/bindings/power/supply/ |
| H A D | battery.yaml | 1 # 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 device-chemistry:
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| /linux/Documentation/devicetree/bindings/iio/temperature/ |
| H A D | melexis,mlx90632.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Crt Mori <cmo@melexis.com>
13 https://www.melexis.com/en/documents/documentation/datasheets/datasheet-mlx90632
17 measured object temperature is in range between -20 to 200 degrees
18 Celsius with relative error of measurement below 1 degree Celsius in
20 operate and measure ambient temperature in range of -20 to 85 degrees
21 Celsius it is suitable also for outdoor use.
23 Be aware that electronics surrounding the sensor can increase ambient
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| /linux/Documentation/power/ |
| H A D | power_supply_class.rst | 8 properties to user-space.
52 µA, µAh, µWh, seconds and tenths of degree Celsius unless otherwise
60 +--------------------------------------------------------------------------+
61 | **Charge/Energy/Capacity - how to not confuse** |
62 +--------------------------------------------------------------------------+
66 | - `CHARGE_*` |
68 | - `ENERGY_*` |
70 | - `CAPACITY` |
72 +--------------------------------------------------------------------------+
142 relative, time-based measurements.
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| /linux/include/linux/ |
| H A D | power_supply.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
25 * µA, µAh, µWh, seconds and tenths of degree Celsius unless otherwise
233 /* Run-time specific power supply configuration */
379 int temp; /* celsius */
389 * struct power_supply_maintenance_charge_table - setting for maintenace charging
422 * +-------------------------------------------------------------------> t
424 * Practically this means that the Li-ions are wandering back and forth in the
435 * +-------------------------------------------------------------------> t
446 * As an example, a Samsung EB425161LA Lithium-Ion battery is CC/CV charged
461 * the expected stand-by current. Also overvoltage protection will be applied
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| /linux/drivers/sbus/char/ |
| H A D | bbc_envctrl.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* bbc_envctrl.c: UltraSPARC-III environment control driver.
26 /* Two temperature sensors exist in the SunBLADE-1000 enclosure.
29 * for the ambient temperature.
31 * The max1617 is capable of being programmed with power-off
33 * can be controlled independently for the cpu or ambient temperature.
44 * disabled/enabled when entering/exiting the lowest power-saving
59 * before the hardware based power-off event is triggered.
62 /* These settings are in Celsius. We use these defaults only
63 * if we cannot interrogate the cpu-fru SEEPROM.
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| /linux/drivers/net/ethernet/sfc/siena/ |
| H A D | mcdi_mon.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2011-2013 Solarflare Communications Inc.
42 SENSOR(CONTROLLER_TEMP, "Controller board temp.", TEMP, -1),
43 SENSOR(PHY_COMMON_TEMP, "PHY temp.", TEMP, -1),
44 SENSOR(CONTROLLER_COOLING, "Controller heat sink", COOL, -1),
49 SENSOR(IN_1V0, "1.0V supply", IN, -1),
50 SENSOR(IN_1V2, "1.2V supply", IN, -1),
51 SENSOR(IN_1V8, "1.8V supply", IN, -1),
52 SENSOR(IN_2V5, "2.5V supply", IN, -1),
53 SENSOR(IN_3V3, "3.3V supply", IN, -1),
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| H A D | mcdi_pcol.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2009-2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
13 /* Power-on reset state */
35 /* The 'doorbell' addresses are hard-wired to alert the MC when written */
38 /* The rest of these are firmware-defined */
46 /* Values to be written to the per-port status dword in shared
71 * | | \--- Response
72 * | \------- Error
73 * \------------------------------ Resync (always set)
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| /linux/drivers/net/ethernet/sfc/ |
| H A D | mcdi_mon.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2011-2013 Solarflare Communications Inc.
42 SENSOR(CONTROLLER_TEMP, "Controller board temp.", TEMP, -1),
43 SENSOR(PHY_COMMON_TEMP, "PHY temp.", TEMP, -1),
44 SENSOR(CONTROLLER_COOLING, "Controller heat sink", COOL, -1),
49 SENSOR(IN_1V0, "1.0V supply", IN, -1),
50 SENSOR(IN_1V2, "1.2V supply", IN, -1),
51 SENSOR(IN_1V8, "1.8V supply", IN, -1),
52 SENSOR(IN_2V5, "2.5V supply", IN, -1),
53 SENSOR(IN_3V3, "3.3V supply", IN, -1),
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| H A D | mcdi_pcol.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2009-2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
13 /* Power-on reset state */
35 /* The 'doorbell' addresses are hard-wired to alert the MC when written */
38 /* The rest of these are firmware-defined */
46 /* Values to be written to the per-port status dword in shared
71 * | | \--- Response
72 * | \------- Error
73 * \------------------------------ Resync (always set)
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| /linux/drivers/iio/humidity/ |
| H A D | hdc3020.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * hdc3020.c - Support for the TI HDC3020,HDC3021 and HDC3022
8 * Copyright (C) 2024 Liebherr-Electronics and Drives GmbH
70 #define HDC3020_MIN_TEMP_MICRO -39872968
126 * ambient environment approaches its dew point temperature.
139 struct i2c_client *client = data->client; in hdc3020_write_bytes()
143 msg.addr = client->addr; in hdc3020_write_bytes()
153 ret = i2c_transfer(client->adapter, &msg, 1); in hdc3020_write_bytes()
159 dev_err(&client->dev, "Could not write sensor command\n"); in hdc3020_write_bytes()
161 return -ETIMEDOUT; in hdc3020_write_bytes()
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| /linux/drivers/power/supply/ |
| H A D | power_supply_core.c | 1 // SPDX-License-Identifier: GPL-2.0-only
24 #include <linux/fixp-arith.h>
26 #include "samsung-sdi-battery.h"
47 if (!supply->supplied_from && !supplier->supplied_to) in __power_supply_is_supplied_by()
51 if (supply->supplied_from) { in __power_supply_is_supplied_by()
52 if (!supplier->desc->name) in __power_supply_is_supplied_by()
54 for (i = 0; i < supply->num_supplies; i++) in __power_supply_is_supplied_by()
55 if (!strcmp(supplier->desc->name, supply->supplied_from[i])) in __power_supply_is_supplied_by()
58 if (!supply->desc->name) in __power_supply_is_supplied_by()
60 for (i = 0; i < supplier->num_supplicants; i++) in __power_supply_is_supplied_by()
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| /linux/drivers/net/ethernet/sfc/falcon/ |
| H A D | falcon_boards.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2007-2012 Solarflare Communications Inc.
27 /* Board temperature is about 15°C above ambient when air flow is
28 * limited. The maximum acceptable ambient temperature varies
91 struct i2c_client *client = i2c_new_client_device(&board->i2c_adap, info); in ef4_init_lm87()
97 /* Read-to-clear alarm/interrupt status */ in ef4_init_lm87()
108 board->hwmon_client = client; in ef4_init_lm87()
118 i2c_unregister_device(falcon_board(efx)->hwmon_client); in ef4_fini_lm87()
123 struct i2c_client *client = falcon_board(efx)->hwmon_client; in ef4_check_lm87()
129 if (EF4_WORKAROUND_7884(efx) && efx->link_state.up) in ef4_check_lm87()
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| /linux/drivers/hwmon/ |
| H A D | ltc2947-core.c | 1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/hwmon-sysfs.h>
66 #define VOLTAGE_MIN -300
77 #define CURRENT_MIN -30000
86 #define POWER_MIN -450000000
96 /* in millidegress Celsius */
98 #define TEMP_MIN -40000
108 #define LTC2947_ALERTS_SIZE (LTC2947_REG_STATVDVCC - LTC2947_REG_STATUS)
126 * complete sequence select_page->read/write needs to be protected.
139 ret = regmap_bulk_read(st->map, reg, &__val, 2); in __ltc2947_val_read16()
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| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-bus-iio | 3 Contact: linux-iio@vger.kernel.org
11 Contact: linux-iio@vger.kernel.org
25 Contact: linux-iio@vger.kernel.org
31 Contact: linux-iio@vger.kernel.org
38 Contact: linux-iio@vger.kernel.org
44 The contents of the label are free-form, but there are some
51 * "proximity-wifi"
52 * "proximity-lte"
53 * "proximity-wifi-lte"
54 * "proximity-wifi-left"
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| /linux/arch/arm/boot/dts/nvidia/ |
| H A D | tegra30-asus-tf600t.dts | 1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/leds/common.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra30-cpu-opp.dtsi"
11 #include "tegra30-cpu-opp-microvolt.dtsi"
16 chassis-type = "convertible";
34 * pre-existing /chosen node to be available to insert the
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| H A D | tegra30-asus-nexus7-grouper-common.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/gpio-keys.h>
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/power/summit,smb347-charger.h>
6 #include <dt-bindings/thermal/thermal.h>
9 #include "tegra30-cpu-opp.dtsi"
10 #include "tegra30-cpu-opp-microvolt.dtsi"
11 #include "tegra30-asus-lvds-display.dtsi"
27 * pre-existing /chosen node to be available to insert the
33 trusted-foundations {
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| H A D | tegra20-acer-a500-picasso.dts | 1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/atmel-maxtouch.h>
5 #include <dt-bindings/input/gpio-keys.h>
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra20-cpu-opp.dtsi"
11 #include "tegra20-cpu-opp-microvolt.dtsi"
32 * pre-existing /chosen node to be available to insert the
41 reserved-memory {
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| H A D | tegra30-asus-p1801-t.dts | 1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/thermal/thermal.h>
9 #include "tegra30-cpu-opp.dtsi"
10 #include "tegra30-cpu-opp-microvolt.dtsi"
13 model = "Asus Portable AiO P1801-T";
14 compatible = "asus,p1801-t", "nvidia,tegra30";
15 chassis-type = "convertible";
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| H A D | tegra30-pegatron-chagall.dts | 1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/thermal/thermal.h>
9 #include "tegra30-cpu-opp.dtsi"
10 #include "tegra30-cpu-opp-microvolt.dtsi"
11 #include "tegra30-asus-lvds-display.dtsi"
16 chassis-type = "tablet";
35 * pre-existing /chosen node to be available to insert the
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