| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/regulator/ |
| D | pwm-regulator.txt | 6 Voltage Table: When in this mode, a voltage table (See below) of
7 predefined voltage <=> duty-cycle values must be
10 Intermediary duty-cycle values which would normally
11 allow finer grained voltage selection are ignored and
13 the user if the assumptions made in continuous-voltage
16 Continuous Voltage: This mode uses the regulator's maximum and minimum
18 regulator-{min,max}-microvolt properties to calculate
19 appropriate duty-cycle values. This allows for a much
21 voltage-table mode above. This solution does make an
22 assumption that a %50 duty-cycle value will cause the
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| /kernel/linux/linux-6.6/drivers/regulator/ |
| D | pwm-regulator.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2014 - STMicroelectronics Inc.
31 /* Voltage table */
34 /* Continuous mode info */
35 struct pwm_continuous_reg_data continuous; member
52 * Voltage table call-backs
61 pwm_get_state(drvdata->pwm, &pwm_state); in pwm_regulator_init_state()
64 for (i = 0; i < rdev->desc->n_voltages; i++) { in pwm_regulator_init_state()
65 if (dutycycle == drvdata->duty_cycle_table[i].dutycycle) { in pwm_regulator_init_state()
66 drvdata->state = i; in pwm_regulator_init_state()
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/regulator/ |
| D | pwm-regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/pwm-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Brian Norris <briannorris@chromium.org>
11 - Lee Jones <lee@kernel.org>
12 - Alexandre Courbot <acourbot@nvidia.com>
17 Voltage Table:
18 When in this mode, a voltage table (See below) of predefined voltage <=>
19 duty-cycle values must be provided via DT. Limitations are that the
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| D | richtek,rt5739.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT5739 Step-Down Buck Converter
10 - ChiYuan Huang <cy_huang@richtek.com>
13 The RT5739 is a step-down switching buck converter that can deliver the
14 programmable output voltage from 300mV to 1300mV with wide input voltage
15 supply of 2.5V to 5.5V. It can provide up to 3.5A continuous current
19 - $ref: regulator.yaml#
24 - richtek,rt5733
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| D | richtek,rtq2208.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Alina Yu <alina_yu@richtek.com>
14 multi-configurable synchronous buck converters and two LDOs.
16 Bucks support "regulator-allowed-modes" and "regulator-mode". The former defines the permitted
20 operation modes for all buck rails, automatic power saving mode (Auto mode) and forced continuous
25 0 - Auto mode for power saving, which reducing the switching frequency at light load condition
27 …1 - FCCM to meet the strict voltage regulation accuracy, which keeping constant switching frequenc…
35 - richtek,rtq2208
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| /kernel/linux/linux-5.10/drivers/regulator/ |
| D | pwm-regulator.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2014 - STMicroelectronics Inc.
31 /* Voltage table */
34 /* Continuous mode info */
35 struct pwm_continuous_reg_data continuous; member
52 * Voltage table call-backs
61 pwm_get_state(drvdata->pwm, &pwm_state); in pwm_regulator_init_state()
64 for (i = 0; i < rdev->desc->n_voltages; i++) { in pwm_regulator_init_state()
65 if (dutycycle == drvdata->duty_cycle_table[i].dutycycle) { in pwm_regulator_init_state()
66 drvdata->state = i; in pwm_regulator_init_state()
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/media/i2c/ |
| D | imx219.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Sony 1/4.0-Inch 8Mpixel CMOS Digital Image Sensor
10 - Dave Stevenson <dave.stevenson@raspberrypi.com>
12 description: |-
13 The Sony imx219 is a 1/4.0-inch CMOS active pixel digital image sensor
16 Image data is sent through MIPI CSI-2, which is configured as either 2 or
30 VDIG-supply:
32 Digital I/O voltage supply, 1.8 volts
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|
| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/iio/adc/ |
| D | aspeed,ast2600-adc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/aspeed,ast2600-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Billy Tsai <billy_tsai@aspeedtech.com>
13 • 10-bits resolution for 16 voltage channels.
14 • The device split into two individual engine and each contains 8 voltage
16 • Channel scanning can be non-continuous.
21 • Built-in a compensating method.
22 • Built-in a register to trim internal reference voltage.
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| D | nxp,imx93-adc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/nxp,imx93-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Haibo Chen <haibo.chen@nxp.com>
13 The ADC on iMX93 is a 8-channel 12-bit 1MS/s ADC with 4 channels
15 One-Shot and Scan (continuous) conversions. Programmable DMA
18 also has Self-test logic and Software-initiated calibration.
22 const: nxp,imx93-adc
29 - description: WDGnL, watchdog threshold interrupt requests.
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| /kernel/linux/linux-5.10/arch/arm/plat-omap/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
25 bool "AVS(Adaptive Voltage Scaling) support for OMAP IP versions 1&2"
29 Say Y to enable AVS(Adaptive Voltage Scaling)
37 initialized and not enabled. To enable the automatic voltage
52 Class 3 implementation of Smartreflex employs continuous hardware
53 voltage calibration.
72 timer provides more intra-tick resolution than the 32KHz timer,
83 intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is
97 lost during off-mode entry on HS/EMU devices. This feature
98 requires support from PPA / boot-loader in HS/EMU devices, which
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|
| /kernel/linux/linux-6.6/arch/arm/mach-omap2/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
160 bool "AVS(Adaptive Voltage Scaling) support for OMAP IP versions 1&2"
164 Say Y to enable AVS(Adaptive Voltage Scaling)
172 initialized and not enabled. To enable the automatic voltage
187 Class 3 implementation of Smartreflex employs continuous hardware
188 voltage calibration.
195 lost during off-mode entry on HS/EMU devices. This feature
196 requires support from PPA / boot-loader in HS/EMU devices, which
|
| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-class-power-twl4030 | 12 "continuous" activate mode described as "linear" in
15 when voltage drops.
19 be taken that battery is not over-charged.
|
| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-class-power-twl4030 | 12 "continuous" activate mode described as "linear" in
15 when voltage drops.
19 be taken that battery is not over-charged.
|
| /kernel/linux/linux-6.6/Documentation/hwmon/ |
| D | sysfs-interface.rst | 5 through the sysfs interface. Since lm-sensors 3.0.0, libsensors is
6 completely chip-independent. It assumes that all the kernel drivers
10 This is a major improvement compared to lm-sensors 2.
22 For this reason, even if we aim at a chip-independent libsensors, it will
37 Up to lm-sensors 3.0.0, libsensors looks for hardware monitoring attributes
38 in the "physical" device directory. Since lm-sensors 3.0.1, attributes found
48 types for sensor chips are "in" (voltage), "temp" (temperature) and
61 to cause an alarm) is chip-dependent.
69 ----------------
76 -------------------------------------------------------------------------
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| /kernel/linux/linux-5.10/drivers/cpufreq/ |
| D | Kconfig.arm | 1 # SPDX-License-Identifier: GPL-2.0-only
14 is based on an abstract continuous scale of CPU
32 module will be called sun50i-cpufreq-nvmem.
77 Some Broadcom STB SoCs use a co-processor running proprietary firmware
78 ("AVS") to handle voltage and frequency scaling. This driver provides
84 tristate "Calxeda Highbank-based"
109 based on cpufreq-dt.
174 For details, take a look at <file:Documentation/cpu-freq>.
217 voltage scaling mode in which it is possible to reduce the
218 core voltage of the CPU.
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/adc/ |
| D | at91_adc.txt | 4 - compatible: Should be "atmel,<chip>-adc"
6 - reg: Should contain ADC registers location and length
7 - interrupts: Should contain the IRQ line for the ADC
8 - clock-names: tuple listing input clock names.
10 - clocks: phandles to input clocks.
11 - atmel,adc-channels-used: Bitmask of the channels muxed and enabled for this
13 - atmel,adc-startup-time: Startup Time of the ADC in microseconds as
15 - atmel,adc-vref: Reference voltage in millivolts for the conversions
16 - atmel,adc-res: List of resolutions in bits supported by the ADC. List size
18 - atmel,adc-res-names: Contains one identifier string for each resolution
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| D | st,stm32-adc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: "http://devicetree.org/schemas/iio/adc/st,stm32-adc.yaml#"
5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
10 STM32 ADC is a successive approximation analog-to-digital converter.
12 in single, continuous, scan or discontinuous mode. Result of the ADC is
13 stored in a left-aligned or right-aligned 32-bit data register.
17 voltage goes beyond the user-defined, higher or lower thresholds.
22 - Fabrice Gasnier <fabrice.gasnier@st.com>
27 - st,stm32f4-adc-core
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/input/touchscreen/ |
| D | brcm,iproc-touchscreen.txt | 4 - compatible: must be "brcm,iproc-touchscreen"
5 - ts_syscon: handler of syscon node defining physical base
9 - clocks: The clock provided by the SOC to driver the tsc
10 - clock-names: name for the clock
11 - interrupts: The touchscreen controller's interrupt
12 - address-cells: Specify the number of u32 entries needed in child nodes.
14 - size-cells: Specify number of u32 entries needed to specify child nodes size
18 - scanning_period: Time between scans. Each step is 1024 us. Valid 1-256.
19 - debounce_timeout: Each step is 512 us. Valid 0-255
20 - settling_timeout: The settling duration (in ms) is the amount of time
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|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/input/touchscreen/ |
| D | brcm,iproc-touchscreen.txt | 4 - compatible: must be "brcm,iproc-touchscreen"
5 - ts_syscon: handler of syscon node defining physical base
9 - clocks: The clock provided by the SOC to driver the tsc
10 - clock-names: name for the clock
11 - interrupts: The touchscreen controller's interrupt
12 - address-cells: Specify the number of u32 entries needed in child nodes.
14 - size-cells: Specify number of u32 entries needed to specify child nodes size
18 - scanning_period: Time between scans. Each step is 1024 us. Valid 1-256.
19 - debounce_timeout: Each step is 512 us. Valid 0-255
20 - settling_timeout: The settling duration (in ms) is the amount of time
[all …]
|
| /kernel/linux/linux-5.10/Documentation/hwmon/ |
| D | sysfs-interface.rst | 5 through the sysfs interface. Since lm-sensors 3.0.0, libsensors is
6 completely chip-independent. It assumes that all the kernel drivers
10 This is a major improvement compared to lm-sensors 2.
22 For this reason, even if we aim at a chip-independent libsensors, it will
37 Up to lm-sensors 3.0.0, libsensors looks for hardware monitoring attributes
38 in the "physical" device directory. Since lm-sensors 3.0.1, attributes found
48 types for sensor chips are "in" (voltage), "temp" (temperature) and
61 to cause an alarm) is chip-dependent.
68 -------------------------------------------------------------------------
71 `[0-*]` denotes any positive number starting from 0
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|
| /kernel/linux/linux-6.6/drivers/iio/adc/ |
| D | ad7291.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * AD7291 8-Channel, I2C, 12-Bit SAR ADC with Temperature Sensor
5 * Copyright 2010-2011 Analog Devices Inc.
26 * If no events enabled - single polled channel read
30 * The noise-delayed bit as per datasheet suggestion is always enabled.
83 u16 c_mask; /* Active voltage channels for events */
89 struct i2c_client *client = chip->client; in ad7291_i2c_read()
94 dev_err(&client->dev, "I2C read error\n"); in ad7291_i2c_read()
105 return i2c_smbus_write_word_swapped(chip->client, reg, data); in ad7291_i2c_write()
126 command = chip->command | AD7291_ALERT_CLEAR; in ad7291_event_handler()
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| /kernel/linux/linux-6.6/drivers/media/dvb-frontends/ |
| D | cx24123.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver
7 * Support for KWorld DVB-S 100 by Vadim Catana <skystar@moldova.cc>
9 * Support for CX24123/CX24113-NIM by Patrick Boettcher <pb@linuxtv.org>
26 "(1-9, default:off).");
197 {0x0d, 0x7f}, /* Force driver to shift until the maximum (+-10 MHz) */
198 {0x0e, 0x03}, /* Default non-inverted, FEC 3/4 (default) */
210 {0x2c, 0x00}, /* DiSEqC Message (0x2c - 0x31) */
217 {0x33, 0x00}, /* Interrupts off (0x33 - 0x34) */
229 {0x67, 0x83}, /* Non-DCII symbol clock */
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|
| /kernel/linux/linux-5.10/drivers/media/dvb-frontends/ |
| D | cx24123.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver
7 * Support for KWorld DVB-S 100 by Vadim Catana <skystar@moldova.cc>
9 * Support for CX24123/CX24113-NIM by Patrick Boettcher <pb@linuxtv.org>
26 "(1-9, default:off).");
197 {0x0d, 0x7f}, /* Force driver to shift until the maximum (+-10 MHz) */
198 {0x0e, 0x03}, /* Default non-inverted, FEC 3/4 (default) */
210 {0x2c, 0x00}, /* DiSEqC Message (0x2c - 0x31) */
217 {0x33, 0x00}, /* Interrupts off (0x33 - 0x34) */
229 {0x67, 0x83}, /* Non-DCII symbol clock */
[all …]
|
| /kernel/linux/linux-5.10/drivers/iio/adc/ |
| D | ad7291.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * AD7291 8-Channel, I2C, 12-Bit SAR ADC with Temperature Sensor
5 * Copyright 2010-2011 Analog Devices Inc.
26 * If no events enabled - single polled channel read
30 * The noise-delayed bit as per datasheet suggestion is always enabled.
83 u16 c_mask; /* Active voltage channels for events */
89 struct i2c_client *client = chip->client; in ad7291_i2c_read()
94 dev_err(&client->dev, "I2C read error\n"); in ad7291_i2c_read()
105 return i2c_smbus_write_word_swapped(chip->client, reg, data); in ad7291_i2c_write()
126 command = chip->command | AD7291_ALERT_CLEAR; in ad7291_event_handler()
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|
| /kernel/linux/linux-6.6/drivers/media/pci/ddbridge/ |
| D | ddbridge.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2010-2017 Digital Devices GmbH
50 #define DDBRIDGE_VERSION "0.9.33-integrated"
115 u8 con_clock; /* use a continuous clock */
171 enum fe_sec_voltage voltage; member
175 enum fe_sec_voltage voltage);
283 u32 voltage[4]; member
354 /* ddbridge-core.c */
|