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/openbmc/linux/Documentation/hwmon/
H A Dmax20751.rst10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
30 -----------
32 This driver does not auto-detect devices. You will have to instantiate the
33 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
38 ---------------------
44 -------------
50 in1_input Measured voltage.
51 in1_min Minimum input voltage.
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H A Dina2xx.rst10 Addresses: I2C 0x40 - 0x4f
20 Addresses: I2C 0x40 - 0x4f
30 Addresses: I2C 0x40 - 0x4f
40 Addresses: I2C 0x40 - 0x4f
50 Addresses: I2C 0x40 - 0x4f
59 -----------
61 The INA219 is a high-side current shunt and power monitor with an I2C
62 interface. The INA219 monitors both shunt drop and supply voltage, with
65 The INA220 is a high or low side current shunt and power monitor with an I2C
66 interface. The INA220 monitors both shunt drop and supply voltage.
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H A Dzl6100.rst10 Addresses scanned: -
12 Datasheet: https://www.renesas.com/us/en/document/dst/zl2004-datasheet.pdf
18 Addresses scanned: -
20 Datasheet: https://www.renesas.com/us/en/document/dst/zl2005-datasheet.pdf
26 Addresses scanned: -
28 Datasheet: https://www.renesas.com/us/en/document/dst/zl2006-datasheet.pdf
34 Addresses scanned: -
36 Datasheet: https://www.renesas.com/us/en/document/dst/zl2008-datasheet.pdf
42 Addresses scanned: -
44 Datasheet: https://www.renesas.com/us/en/document/dst/zl2105-datasheet.pdf
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H A Dltc2978.rst10 Addresses scanned: -
18 Addresses scanned: -
26 Addresses scanned: -
34 Addresses scanned: -
42 Addresses scanned: -
52 Addresses scanned: -
60 Addresses scanned: -
68 Addresses scanned: -
76 Addresses scanned: -
84 Addresses scanned: -
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H A Dbt1-pvt.rst1 .. SPDX-License-Identifier: GPL-2.0-only
3 Kernel driver bt1-pvt
8 * Baikal-T1 PVT sensor (in SoC)
10 Prefix: 'bt1-pvt'
12 Addresses scanned: -
21 -----------
24 embedded into Baikal-T1 process, voltage and temperature sensors. PVT IP-core
25 consists of one temperature and four voltage sensors, which can be used to
26 monitor the chip internal environment like heating, supply voltage and
29 compile-time configurable due to the hardware interface implementation
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H A Disl68137.rst10 Addresses scanned: -
21 Addresses scanned: -
31 Addresses scanned: -
41 Addresses scanned: -
51 Addresses scanned: -
61 Addresses scanned: -
71 Addresses scanned: -
81 Addresses scanned: -
91 Addresses scanned: -
101 Addresses scanned: -
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H A Dltc2947.rst1 Kernel drivers ltc2947-i2c and ltc2947-spi
10 Addresses scanned: -
14 https://www.analog.com/media/en/technical-documentation/data-sheets/LTC2947.pdf
22 voltage, power, temperature, charge and energy. The device supports both SPI
37 The following attributes are supported. Limits are read-write, reset_history
38 is write-only and all the other attributes are read-only.
41 in0_input VP-VM voltage (mV).
44 in0_lowest Lowest measured voltage
45 in0_highest Highest measured voltage
49 in0_label Channel label (VP-VM)
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H A Dir38064.rst9 Addresses scanned: -
12 …https://www.infineon.com/dgdl/Infineon-IR38060M-DS-v03_16-EN.pdf?fileId=5546d4625c167129015c3291ea…
17 Addresses scanned: -
20 …https://www.infineon.com/dgdl/Infineon-IR38064MTRPBF-DS-v03_07-EN.pdf?fileId=5546d462584d1d4a0158d…
25 Addresses scanned: -
28 …https://www.infineon.com/dgdl/Infineon-IR38164M-DS-v02_02-EN.pdf?fileId=5546d462636cc8fb01640046ef…
33 Addresses scanned: -
36 …https://www.infineon.com/dgdl/Infineon-IR38263M-DataSheet-v03_05-EN.pdf?fileId=5546d4625b62cd8a015…
39 - Maxim Sloyko <maxims@google.com>
40 - Patrick Venture <venture@google.com>
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H A Ducd9200.rst11 Addresses scanned: -
15 - http://focus.ti.com/lit/ds/symlink/ucd9220.pdf
16 - http://focus.ti.com/lit/ds/symlink/ucd9222.pdf
17 - http://focus.ti.com/lit/ds/symlink/ucd9224.pdf
18 - http://focus.ti.com/lit/ds/symlink/ucd9240.pdf
19 - http://focus.ti.com/lit/ds/symlink/ucd9244.pdf
20 - http://focus.ti.com/lit/ds/symlink/ucd9246.pdf
21 - http://focus.ti.com/lit/ds/symlink/ucd9248.pdf
23 Author: Guenter Roeck <linux@roeck-us.net>
27 -----------
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H A Dir35221.rst9 Addresses scanned: -
13 Author: Samuel Mendoza-Jonas <sam@mendozajonas.com>
17 -----------
19 IR35221 is a Digital DC-DC Multiphase Converter
23 -----------
32 # echo ir35221 0x70 > /sys/bus/i2c/devices/i2c-4/new_device
36 ----------------
44 curr[2-3]_label "iout[1-2]"
45 curr[2-3]_input Measured output current
46 curr[2-3]_crit Critical maximum current
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H A Dlt7182s.rst1 .. SPDX-License-Identifier: GPL-2.0
12 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
22 LT7182S is a Dual Channel 6A, 20V PolyPhase Step-Down Silent Switcher with
27 -----------
36 # echo lt7182s 0x4f > /sys/bus/i2c/devices/i2c-4/new_device
42 ----------------
45 curr[1-2]_label "iin[12]"
46 curr[1-2]_input Measured input current
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H A Dpmbus.rst12 Addresses scanned: -
23 Addresses scanned: -
27 https://www.onsemi.com/pub_link/Collateral/ADP4000-D.PDF
29 https://www.onsemi.com/pub_link/Collateral/NCP4200-D.PDF
31 https://www.onsemi.com/pub_link/Collateral/JUNE%202009-%20REV.%200.PDF
37 Addresses scanned: -
55 Addresses scanned: -
73 Addresses scanned: -
83 Addresses scanned: -
88 Author: Guenter Roeck <linux@roeck-us.net>
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H A Dlm25066.rst10 Addresses scanned: -
22 Addresses scanned: -
34 Addresses scanned: -
44 Addresses scanned: -
54 Addresses scanned: -
61 Author: Guenter Roeck <linux@roeck-us.net>
65 -----------
76 -----------
78 This driver does not auto-detect devices. You will have to instantiate the
79 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
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H A 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
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H A Dbpa-rs600.rst1 .. SPDX-License-Identifier: GPL-2.0
3 Kernel driver bpa-rs600
8 * BPA-RS600-120
11 http://blutekpower.com/wp-content/uploads/2019/01/BPA-RS600-120-07-19-2018.pdf
14 - Chris Packham <chris.packham@alliedtelesis.co.nz>
17 -----------
19 The BPA-RS600 is a compact 600W removable power supply module.
22 -----------
28 ----------------
46 in1_input Measured input voltage
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H A Ddme1737.rst18 Addresses scanned: none, address read from Super-I/O config space
34 Addresses scanned: none, address read from Super-I/O config space
43 -----------------
46 Enables the monitoring of voltage, fan and temp inputs
52 Include non-standard LPC addresses 0x162e and 0x164e
55 - VIA EPIA SN18000
59 -----------
63 and SCH5127 Super-I/O chips. These chips feature monitoring of 3 temp sensors
64 temp[1-3] (2 remote diodes and 1 internal), 8 voltages in[0-7] (7 external and
65 1 internal) and up to 6 fan speeds fan[1-6]. Additionally, the chips implement
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H A Dinspur-ipsps1.rst1 Kernel driver inspur-ipsps1
11 -----------
17 -----------
19 This driver does not auto-detect devices. You will have to instantiate the
20 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
24 -------------
44 in1_alarm Input voltage under-voltage alarm.
45 in1_input Measured input voltage in mV.
47 in2_input Measured output voltage in mV.
49 in2_lcrit Critical minimum output voltage
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H A Dstpddc60.rst1 .. SPDX-License-Identifier: GPL-2.0
12 Addresses scanned: -
14 Datasheet: https://flexpowermodules.com/documents/fpm-techspec-bmr481
20 -----------
26 Documentation/hwmon/pmbus.rst and Documentation.hwmon/pmbus-core for details
31 -----------
33 This driver does not auto-detect devices. You will have to instantiate the
34 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
37 The vout under- and over-voltage limits are set in relation to the commanded
38 output voltage as a positive or negative offset in the interval 50mV to 400mV
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H A Dltc2945.rst10 Addresses scanned: -
14 https://www.analog.com/media/en/technical-documentation/data-sheets/2945fb.pdf
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
22 The LTC2945 is a rail-to-rail system monitor that measures current, voltage,
27 -----------
37 $ echo ltc2945 0x10 > /sys/bus/i2c/devices/i2c-1/new_device
41 -------------
43 Voltage readings provided by this driver are reported as obtained from the ADC
44 registers. If a set of voltage divider resistors is installed, calculate the
[all …]
H A Dmax16064.rst10 Addresses scanned: -
12 Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX16064.pdf
14 Author: Guenter Roeck <linux@roeck-us.net>
18 -----------
20 This driver supports hardware monitoring for Maxim MAX16064 Quad Power-Supply
21 Controller with Active-Voltage Output Control and PMBus Interface.
28 -----------
30 This driver does not auto-detect devices. You will have to instantiate the
31 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
36 ---------------------
[all …]
/openbmc/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-adc-hi84357 Could be either "GND-Open" or "Supply-Open" mode. Y is a
16 Channel Y low voltage threshold. If sensor input voltage goes lower then
18 Depending on in_voltageY_sensing_mode the low voltage threshold
19 is separately set for "GND-Open" and "Supply-Open" modes.
20 Channels 0..31 have common low threshold values, but could have different
23 The low voltage threshold range is between 2..21V.
24 Hysteresis between low and high thresholds can not be lower then 2 and
35 Channel Y high voltage threshold. If sensor input voltage goes higher then
37 Depending on in_voltageY_sensing_mode the high voltage threshold
38 is separately set for "GND-Open" and "Supply-Open" modes.
[all …]
/openbmc/linux/Documentation/userspace-api/media/cec/
H A Dcec-ioc-dqevent.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 CEC_DQEVENT - Dequeue a CEC event
35 non-blocking mode and no event is pending, then it will return -1 and
38 The internal event queues are per-filehandle and per-event type. If
43 two :ref:`CEC_EVENT_STATE_CHANGE <CEC-EVENT-STATE-CHANGE>` events with
51 .. flat-table:: struct cec_event_state_change
52 :header-rows: 0
53 :stub-columns: 0
56 * - __u16
57 - ``phys_addr``
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/openbmc/docs/designs/
H A Dvoltage-regulator-configuration.md1 # Voltage Regulator Configuration
8 Created: 2019-07-13
12 [Voltage regulators][1] have many configurable properties such as output
13 voltage, over-current limit, and pgood thresholds. The configuration is often
17 new application is needed to configure regulators. It should be data-driven to
18 support a variety of regulator types and to avoid hard-coded logic.
24 Hardware engineers must specify many low-level configuration values for a
25 regulator. Some simple examples include output voltage, over-current limit, and
33 non-volatile memory on the regulator. This provides the hardware/power-on
39 - New information found during hardware testing. For example, downstream
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/openbmc/linux/Documentation/devicetree/bindings/sound/
H A Dcs35l32.txt5 - compatible : "cirrus,cs35l32"
7 - reg : the I2C address of the device for I2C. Address is determined by the level
10 - VA-supply, VP-supply : power supplies for the device,
15 - reset-gpios : a GPIO spec for the reset pin. If specified, it will be
18 - cirrus,boost-manager : Boost voltage control.
19 0 = Automatically managed. Boost-converter output voltage is the higher
20 of the two: Class G or adaptive LED voltage.
21 1 = Automatically managed irrespective of audio, adapting for low-power
22 dissipation when LEDs are ON, and operating in Fixed-Boost Bypass Mode
24 2 = (Default) Boost voltage fixed in Bypass Mode (VBST = VP).
[all …]
/openbmc/linux/Documentation/devicetree/bindings/mfd/
H A Dstericsson,db8500-prcmu.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/stericsson,db8500-prcmu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ST-Ericsson DB8500 PRCMU - Power Reset and Control Management Unit
10 - Linus Walleij <linus.walleij@linaro.org>
13 The DB8500 Power Reset and Control Management Unit is an XP70 8-bit
14 microprocessor that is embedded in the always-on power domain of the
15 DB8500 SoCs to manage the low power states, powering up and down parts
20 pattern: '^prcmu@[0-9a-f]+$'
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