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/linux-6.12.1/Documentation/devicetree/bindings/iio/temperature/
Dmicrochip,mcp9600.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andrew Hepp <andrew.hepp@ahepp.dev>
13 https://ww1.microchip.com/downloads/en/DeviceDoc/MCP960X-Data-Sheet-20005426.pdf
26 interrupt-names:
31 - open-circuit
32 - short-circuit
33 - alert1
34 - alert2
[all …]
/linux-6.12.1/Documentation/ABI/testing/
Dsysfs-bus-iio-thermocouple3 Contact: linux-iio@vger.kernel.org
14 Contact: linux-iio@vger.kernel.org
16 Open-circuit fault. The detection of open-circuit faults,
Dsysfs-class-led-flash55 Flash faults are re-read after strobing the flash. Possible
58 * led-over-voltage
61 * flash-timeout-exceeded
65 * controller-over-temperature
68 * controller-short-circuit
69 the short circuit protection
71 * led-power-supply-over-current
75 * indicator-led-fault
77 a short or open circuit condition on the indicator LED
78 * led-under-voltage
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/power/supply/
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 device-chemistry:
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/linux-6.12.1/Documentation/devicetree/bindings/gpio/
Dgpio-delay.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/gpio-delay.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Alexander Stein <linux@ew.tq-group.com>
14 is delayed by some external setup, e.g. RC circuit.
16 +----------+ +-----------+
23 | [IOx|-------| |--+-----|-----+ |
26 +----------+ --- C +-----------+
27 ---
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/linux-6.12.1/Documentation/devicetree/bindings/pinctrl/
Dcirrus,madera.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
30 Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
33 pin-settings:
40 '-pins$':
43 - $ref: pincfg-node.yaml#
44 - $ref: pinmux-node.yaml#
63 dmic6, io, dsp-gpio, irq1, irq2, fll1-clk,
[all …]
/linux-6.12.1/drivers/mfd/
Dti-lmu.c1 // SPDX-License-Identifier: GPL-2.0-only
16 #include <linux/mfd/ti-lmu.h>
17 #include <linux/mfd/ti-lmu-register.h>
30 if (lmu->en_gpio) in ti_lmu_enable_hw()
31 gpiod_set_value(lmu->en_gpio, 1); in ti_lmu_enable_hw()
36 /* LM3631 has additional power up sequence - enable LCD_EN bit. */ in ti_lmu_enable_hw()
38 return regmap_update_bits(lmu->regmap, LM3631_REG_DEVCTRL, in ti_lmu_enable_hw()
49 if (lmu->en_gpio) in ti_lmu_disable_hw()
50 gpiod_set_value(lmu->en_gpio, 0); in ti_lmu_disable_hw()
55 .name = "lm363x-regulator", \
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/iio/addac/
Dadi,ad74115.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Cosmin Tanislav <cosmin.tanislav@analog.com>
13 The AD74115H is a single-channel software configurable input/output
17 chip solution with an SPI interface. The device features a 16-bit ADC and a
18 14-bit DAC.
25 - adi,ad74115h
30 spi-max-frequency:
33 spi-cpol: true
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/sound/
Dcirrus,cs42l43.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
21 - $ref: dai-common.yaml#
26 - cirrus,cs42l43
31 vdd-p-supply:
35 vdd-a-supply:
39 vdd-d-supply:
43 vdd-io-supply:
[all …]
Dcirrus,cs35l41.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - david.rhodes@cirrus.com
19 - cirrus,cs35l40
20 - cirrus,cs35l41
28 '#sound-dai-cells':
33 reset-gpios:
36 VA-supply:
39 VP-supply:
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/linux-6.12.1/Documentation/userspace-api/media/dvb/
Dfe-diseqc-send-burst.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 FE_DISEQC_SEND_BURST - Sends a 22KHz tone burst for 2x1 mini DiSEqC satellite selection.
26 File descriptor returned by :c:func:`open()`.
39 `Digital Satellite Equipment Control (DiSEqC) - Simple "ToneBurst" Detection Circuit specification.…
46 On error -1 is returned, and the ``errno`` variable is set
50 :ref:`Generic Error Codes <gen-errors>` chapter.
/linux-6.12.1/include/linux/
Dpower_supply.h1 /* SPDX-License-Identifier: GPL-2.0-only */
226 /* Run-time specific power supply configuration */
354 * struct power_supply_maintenance_charge_table - setting for maintenace charging
387 * +-------------------------------------------------------------------> t
389 * Practically this means that the Li-ions are wandering back and forth in the
400 * +-------------------------------------------------------------------> t
411 * As an example, a Samsung EB425161LA Lithium-Ion battery is CC/CV charged
426 * the expected stand-by current. Also overvoltage protection will be applied
438 * struct power_supply_battery_info - information about batteries
508 * @ocv_temp: array indicating the open circuit voltage (OCV) capacity
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/linux-6.12.1/Documentation/devicetree/bindings/watchdog/
Dlinux,wdt-gpio.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/watchdog/linux,wdt-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO-controlled Watchdog
10 - Guenter Roeck <linux@roeck-us.net>
11 - Robert Marko <robert.marko@sartura.hr>
15 const: linux,wdt-gpio
24 - description:
25 Either a high-to-low or a low-to-high transition clears the WDT counter.
[all …]
/linux-6.12.1/Documentation/userspace-api/media/v4l/
Dext-ctrls-flash.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _flash-controls:
17 .. _flash-controls-use-cases:
24 ------------------------------------------
35 ----------------------------------------
37 The synchronised LED flash is pre-programmed by the host (power and
46 ------------------
52 .. _flash-control-id:
55 -----------------
61 Defines the mode of the flash LED, the high-power white LED attached
[all …]
/linux-6.12.1/Documentation/driver-api/serial/
Dserial-iso7816.rst8 ISO/IEC7816 is a series of standards specifying integrated circuit cards (ICC)
11 2. Hardware-related considerations
14 Some CPUs/UARTs (e.g., Microchip AT91) contain a built-in mode capable of
19 available at user-level to allow switching from one mode to the other, and
35 4. Usage from user-level
38 From user-level, ISO7816 configuration can be get/set using the previous
46 /* Open your specific device (e.g., /dev/mydevice): */
47 int fd = open ("/dev/mydevice", O_RDWR);
/linux-6.12.1/drivers/input/touchscreen/
Dda9052_tsi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
30 da9052_reg_update(tsi->da9052, DA9052_TSI_CONT_A_REG, 1 << 0, on); in da9052_ts_adc_toggle()
31 tsi->adc_on = on; in da9052_ts_adc_toggle()
38 if (!tsi->stopped) { in da9052_ts_pendwn_irq()
40 da9052_disable_irq_nosync(tsi->da9052, DA9052_IRQ_PENDOWN); in da9052_ts_pendwn_irq()
41 da9052_enable_irq(tsi->da9052, DA9052_IRQ_TSIREADY); in da9052_ts_pendwn_irq()
45 schedule_delayed_work(&tsi->ts_pen_work, HZ / 50); in da9052_ts_pendwn_irq()
53 struct input_dev *input = tsi->dev; in da9052_ts_read()
58 ret = da9052_reg_read(tsi->da9052, DA9052_TSI_X_MSB_REG); in da9052_ts_read()
64 ret = da9052_reg_read(tsi->da9052, DA9052_TSI_Y_MSB_REG); in da9052_ts_read()
[all …]
/linux-6.12.1/Documentation/driver-api/gpio/
Ddriver.rst26 between 0 and n-1, n being the number of GPIOs managed by the chip.
29 example if a system uses a memory-mapped set of I/O-registers where 32 GPIO
30 lines are handled by one bit per line in a 32-bit register, it makes sense to
44 So for example one platform could use global numbers 32-159 for GPIOs, with a
46 global numbers 0..63 with one set of GPIO controllers, 64-79 with another type
47 of GPIO controller, and on one particular board 80-95 with an FPGA. The legacy
49 2000-2063 to identify GPIO lines in a bank of I2C GPIO expanders.
60 - methods to establish GPIO line direction
61 - methods used to access GPIO line values
62 - method to set electrical configuration for a given GPIO line
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/leds/
Dleds-aw2013.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-aw2013.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: AWINIC AW2013 3-channel LED Driver
10 - Nikita Travkin <nikitos.tr@gmail.com>
13 The AW2013 is a 3-channel LED driver with I2C interface. It can control
25 description: Open-drain, low active interrupt pin "INTN".
28 vcc-supply:
31 vio-supply:
[all …]
/linux-6.12.1/drivers/iio/temperature/
Dmax31856.c1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 2018-2019 Rockwell Collins
20 #include <dt-bindings/iio/temperature/thermocouple.h>
90 return spi_write_then_read(data->spi, &reg, 1, val, read_size); in max31856_read()
101 return spi_write(data->spi, buf, 2); in max31856_write()
128 reg_cr1_val |= data->thermocouple_type; in max31856_init()
131 reg_cr1_val |= data->averaging << MAX31856_AVERAGING_SHIFT; in max31856_init()
138 * Enable Open circuit fault detection in max31856_init()
149 if (data->filter_50hz) in max31856_init()
164 switch (chan->channel2) { in max31856_thermocouple_read()
[all …]
/linux-6.12.1/Documentation/devicetree/bindings/mfd/
Drohm,bd71815-pmic.yaml1 # 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#
7 title: ROHM BD71815 Power Management Integrated Circuit
10 - Matti Vaittinen <mazziesaccount@gmail.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
[all …]
Drohm,bd71828-pmic.yaml1 # 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#
7 title: ROHM BD71828 Power Management Integrated Circuit
10 - Matti Vaittinen <mazziesaccount@gmail.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
21 - const: rohm,bd71828
23 - items:
[all …]
/linux-6.12.1/sound/soc/codecs/
Dmt6357.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/dma-mapping.h>
19 regmap_write(priv->regmap, MT6357_GPIO_MODE2_CLR, MT6357_GPIO_MODE2_CLEAR_ALL); in set_playback_gpio()
22 regmap_write(priv->regmap, MT6357_GPIO_MODE2_SET, in set_playback_gpio()
32 regmap_update_bits(priv->regmap, MT6357_GPIO_DIR0, in set_playback_gpio()
46 regmap_write(priv->regmap, MT6357_GPIO_MODE3_CLR, MT6357_GPIO_MODE3_CLEAR_ALL); in set_capture_gpio()
49 regmap_write(priv->regmap, MT6357_GPIO_MODE3_SET, in set_capture_gpio()
61 regmap_update_bits(priv->regmap, MT6357_GPIO_DIR0, in set_capture_gpio()
79 stage = up ? i : MT6357_HPLOUT_STG_CTRL_VAUDP15_MAX - i; in hp_main_output_ramp()
80 regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1, in hp_main_output_ramp()
[all …]
/linux-6.12.1/Documentation/hwmon/
Dadm9240.rst10 Addresses scanned: I2C 0x2c - 0x2f
20 Addresses scanned: I2C 0x2c - 0x2f
24 http://pdfserv.maxim-ic.com/en/ds/DS1780.pdf
30 Addresses scanned: I2C 0x2c - 0x2f
37 - Frodo Looijaard <frodol@dds.nl>,
38 - Philip Edelbrock <phil@netroedge.com>,
39 - Michiel Rook <michiel@grendelproject.nl>,
40 - Grant Coady <gcoady.lk@gmail.com> with guidance
44 ---------
46 chip MSB 5-bit address. Each chip reports a unique manufacturer
[all …]
/linux-6.12.1/drivers/net/wireless/ath/ath5k/
Dgpio.c2 * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org>
3 * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com>
44 * ath5k_hw_set_ledstate() - Set led state
60 if (ah->ah_version != AR5K_AR5210) in ath5k_hw_set_ledstate()
94 if (ah->ah_version != AR5K_AR5210) in ath5k_hw_set_ledstate()
101 * ath5k_hw_set_gpio_input() - Set GPIO inputs
109 return -EINVAL; in ath5k_hw_set_gpio_input()
119 * ath5k_hw_set_gpio_output() - Set GPIO outputs
127 return -EINVAL; in ath5k_hw_set_gpio_output()
137 * ath5k_hw_get_gpio() - Get GPIO state
[all …]
/linux-6.12.1/drivers/usb/misc/
Dchaoskey.c1 // SPDX-License-Identifier: GPL-2.0
3 * chaoskey - driver for ChaosKey device from Altus Metrum.
6 * on a reverse-biased p-n junction in avalanche breakdown. More
31 dev_dbg(&(usb_if)->dev, format, ## arg)
34 dev_err(&(usb_if)->dev, format, ## arg)
73 /* Driver-local specific stuff */
79 int open; /* open count */ member
97 usb_dbg(dev->interface, "free"); in chaoskey_free()
98 usb_free_urb(dev->urb); in chaoskey_free()
99 kfree(dev->name); in chaoskey_free()
[all …]

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