Kernel driver ibm-cffps

Supported chips:

  • IBM Common Form Factor power supply

Author: Eddie James <eajames@us.ibm.com>

Description

This driver supports IBM Common Form Factor (CFF) power supplies. This driveris a client to the core PMBus driver.

Usage Notes

This driver does not auto-detect devices. You will have to instantiate thedevices explicitly. Please see Documentation/i2c/instantiating-devices.rst fordetails.

Sysfs entries

The following attributes are supported:

curr1_alarmOutput current over-current alarm.
curr1_inputMeasured output current in mA.
curr1_label“iout1”
fan1_alarmFan 1 warning.
fan1_faultFan 1 fault.
fan1_inputFan 1 speed in RPM.
fan2_alarmFan 2 warning.
fan2_faultFan 2 fault.
fan2_inputFan 2 speed in RPM.
in1_alarmInput voltage under-voltage alarm.
in1_inputMeasured input voltage in mV.
in1_label“vin”
in2_alarmOutput voltage over-voltage alarm.
in2_inputMeasured output voltage in mV.
in2_label“vout1”
power1_alarmInput fault or alarm.
power1_inputMeasured input power in uW.
power1_label“pin”
temp1_alarmPSU inlet ambient temperature over-temperature alarm.
temp1_inputMeasured PSU inlet ambient temp in millidegrees C.
temp2_alarmSecondary rectifier temp over-temperature alarm.
temp2_inputMeasured secondary rectifier temp in millidegrees C.
temp3_alarmORing FET temperature over-temperature alarm.
temp3_inputMeasured ORing FET temperature in millidegrees C.