1.. SPDX-License-Identifier: GPL-2.0-or-later
2
3Kernel driver dps920ab
4========================
5
6Supported chips:
7
8  * Delta DPS920AB
9
10    Prefix: 'dps920ab'
11
12    Addresses scanned: -
13
14Authors:
15    Robert Marko <robert.marko@sartura.hr>
16
17
18Description
19-----------
20
21This driver implements support for Delta DPS920AB 920W 54V DC single output
22power supply with PMBus support.
23
24The driver is a client driver to the core PMBus driver.
25Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers.
26
27
28Usage Notes
29-----------
30
31This driver does not auto-detect devices. You will have to instantiate the
32devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
33details.
34
35
36Sysfs entries
37-------------
38
39======================= ======================================================
40curr1_label		"iin"
41curr1_input		Measured input current
42curr1_alarm		Input current high alarm
43
44curr2_label		"iout1"
45curr2_input		Measured output current
46curr2_max		Maximum output current
47curr2_rated_max		Maximum rated output current
48
49in1_label		"vin"
50in1_input		Measured input voltage
51in1_alarm		Input voltage alarm
52
53in2_label		"vout1"
54in2_input		Measured output voltage
55in2_rated_min		Minimum rated output voltage
56in2_rated_max		Maximum rated output voltage
57in2_alarm		Output voltage alarm
58
59power1_label		"pin"
60power1_input		Measured input power
61power1_alarm		Input power high alarm
62
63power2_label		"pout1"
64power2_input		Measured output power
65power2_rated_max	Maximum rated output power
66
67temp[1-3]_input		Measured temperature
68temp[1-3]_alarm		Temperature alarm
69
70fan1_alarm		Fan 1 warning.
71fan1_fault		Fan 1 fault.
72fan1_input		Fan 1 speed in RPM.
73======================= ======================================================
74