linux/Documentation/hwmon/dps920ab.rst
Robert Marko 3efbcee8d4 hwmon: (pmbus) Add driver for Delta DPS-920AB PSU
This adds support for the Delta DPS-920AB PSU.

Only missing feature is fan control which the PSU supports.

Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Link: https://lore.kernel.org/r/20210607103431.2039073-1-robert.marko@sartura.hr
[groeck: Add MODULE_IMPORT_NS(PMBUS);]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-06-17 04:21:46 -07:00

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1.7 KiB
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.. SPDX-License-Identifier: GPL-2.0-or-later
Kernel driver dps920ab
========================
Supported chips:
* Delta DPS920AB
Prefix: 'dps920ab'
Addresses scanned: -
Authors:
Robert Marko <robert.marko@sartura.hr>
Description
-----------
This driver implements support for Delta DPS920AB 920W 54V DC single output
power supply with PMBus support.
The driver is a client driver to the core PMBus driver.
Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers.
Usage Notes
-----------
This driver does not auto-detect devices. You will have to instantiate the
devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
details.
Sysfs entries
-------------
======================= ======================================================
curr1_label "iin"
curr1_input Measured input current
curr1_alarm Input current high alarm
curr2_label "iout1"
curr2_input Measured output current
curr2_max Maximum output current
curr2_rated_max Maximum rated output current
in1_label "vin"
in1_input Measured input voltage
in1_alarm Input voltage alarm
in2_label "vout1"
in2_input Measured output voltage
in2_rated_min Minimum rated output voltage
in2_rated_max Maximum rated output voltage
in2_alarm Output voltage alarm
power1_label "pin"
power1_input Measured input power
power1_alarm Input power high alarm
power2_label "pout1"
power2_input Measured output power
power2_rated_max Maximum rated output power
temp[1-3]_input Measured temperature
temp[1-3]_alarm Temperature alarm
fan1_alarm Fan 1 warning.
fan1_fault Fan 1 fault.
fan1_input Fan 1 speed in RPM.
======================= ======================================================