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1 | Kernel driver ibm-cffps |
2 | ======================= | |
3 | ||
4 | Supported chips: | |
1f234ff1 | 5 | |
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6 | * IBM Common Form Factor power supply |
7 | ||
8 | Author: Eddie James <eajames@us.ibm.com> | |
9 | ||
10 | Description | |
11 | ----------- | |
12 | ||
13 | This driver supports IBM Common Form Factor (CFF) power supplies. This driver | |
14 | is a client to the core PMBus driver. | |
15 | ||
16 | Usage Notes | |
17 | ----------- | |
18 | ||
19 | This driver does not auto-detect devices. You will have to instantiate the | |
ccf988b6 | 20 | devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for |
caf59a5b EJ |
21 | details. |
22 | ||
23 | Sysfs entries | |
24 | ------------- | |
25 | ||
26 | The following attributes are supported: | |
27 | ||
1f234ff1 | 28 | ======================= ====================================================== |
caf59a5b EJ |
29 | curr1_alarm Output current over-current alarm. |
30 | curr1_input Measured output current in mA. | |
31 | curr1_label "iout1" | |
32 | ||
33 | fan1_alarm Fan 1 warning. | |
34 | fan1_fault Fan 1 fault. | |
35 | fan1_input Fan 1 speed in RPM. | |
36 | fan2_alarm Fan 2 warning. | |
37 | fan2_fault Fan 2 fault. | |
38 | fan2_input Fan 2 speed in RPM. | |
39 | ||
40 | in1_alarm Input voltage under-voltage alarm. | |
41 | in1_input Measured input voltage in mV. | |
42 | in1_label "vin" | |
43 | in2_alarm Output voltage over-voltage alarm. | |
44 | in2_input Measured output voltage in mV. | |
45 | in2_label "vout1" | |
46 | ||
47 | power1_alarm Input fault or alarm. | |
48 | power1_input Measured input power in uW. | |
49 | power1_label "pin" | |
50 | ||
51 | temp1_alarm PSU inlet ambient temperature over-temperature alarm. | |
52 | temp1_input Measured PSU inlet ambient temp in millidegrees C. | |
53 | temp2_alarm Secondary rectifier temp over-temperature alarm. | |
54 | temp2_input Measured secondary rectifier temp in millidegrees C. | |
55 | temp3_alarm ORing FET temperature over-temperature alarm. | |
56 | temp3_input Measured ORing FET temperature in millidegrees C. | |
1f234ff1 | 57 | ======================= ====================================================== |