GNU Linux-libre 4.19.211-gnu1
[releases.git] / Documentation / hwmon / ibm-cffps
1 Kernel driver ibm-cffps
2 =======================
3
4 Supported chips:
5   * IBM Common Form Factor power supply
6
7 Author: Eddie James <eajames@us.ibm.com>
8
9 Description
10 -----------
11
12 This driver supports IBM Common Form Factor (CFF) power supplies. This driver
13 is a client to the core PMBus driver.
14
15 Usage Notes
16 -----------
17
18 This driver does not auto-detect devices. You will have to instantiate the
19 devices explicitly. Please see Documentation/i2c/instantiating-devices for
20 details.
21
22 Sysfs entries
23 -------------
24
25 The following attributes are supported:
26
27 curr1_alarm             Output current over-current alarm.
28 curr1_input             Measured output current in mA.
29 curr1_label             "iout1"
30
31 fan1_alarm              Fan 1 warning.
32 fan1_fault              Fan 1 fault.
33 fan1_input              Fan 1 speed in RPM.
34 fan2_alarm              Fan 2 warning.
35 fan2_fault              Fan 2 fault.
36 fan2_input              Fan 2 speed in RPM.
37
38 in1_alarm               Input voltage under-voltage alarm.
39 in1_input               Measured input voltage in mV.
40 in1_label               "vin"
41 in2_alarm               Output voltage over-voltage alarm.
42 in2_input               Measured output voltage in mV.
43 in2_label               "vout1"
44
45 power1_alarm            Input fault or alarm.
46 power1_input            Measured input power in uW.
47 power1_label            "pin"
48
49 temp1_alarm             PSU inlet ambient temperature over-temperature alarm.
50 temp1_input             Measured PSU inlet ambient temp in millidegrees C.
51 temp2_alarm             Secondary rectifier temp over-temperature alarm.
52 temp2_input             Measured secondary rectifier temp in millidegrees C.
53 temp3_alarm             ORing FET temperature over-temperature alarm.
54 temp3_input             Measured ORing FET temperature in millidegrees C.