0001 Kernel driver ibm-cffps
0002 =======================
0003
0004 Supported chips:
0005
0006 * IBM Common Form Factor power supply
0007
0008 Author: Eddie James <eajames@us.ibm.com>
0009
0010 Description
0011 -----------
0012
0013 This driver supports IBM Common Form Factor (CFF) power supplies. This driver
0014 is a client to the core PMBus driver.
0015
0016 Usage Notes
0017 -----------
0018
0019 This driver does not auto-detect devices. You will have to instantiate the
0020 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
0021 details.
0022
0023 Sysfs entries
0024 -------------
0025
0026 The following attributes are supported:
0027
0028 ======================= ======================================================
0029 curr1_alarm Output current over-current alarm.
0030 curr1_input Measured output current in mA.
0031 curr1_label "iout1"
0032
0033 fan1_alarm Fan 1 warning.
0034 fan1_fault Fan 1 fault.
0035 fan1_input Fan 1 speed in RPM.
0036 fan2_alarm Fan 2 warning.
0037 fan2_fault Fan 2 fault.
0038 fan2_input Fan 2 speed in RPM.
0039
0040 in1_alarm Input voltage under-voltage alarm.
0041 in1_input Measured input voltage in mV.
0042 in1_label "vin"
0043 in2_alarm Output voltage over-voltage alarm.
0044 in2_input Measured output voltage in mV.
0045 in2_label "vout1"
0046
0047 power1_alarm Input fault or alarm.
0048 power1_input Measured input power in uW.
0049 power1_label "pin"
0050
0051 temp1_alarm PSU inlet ambient temperature over-temperature alarm.
0052 temp1_input Measured PSU inlet ambient temp in millidegrees C.
0053 temp2_alarm Secondary rectifier temp over-temperature alarm.
0054 temp2_input Measured secondary rectifier temp in millidegrees C.
0055 temp3_alarm ORing FET temperature over-temperature alarm.
0056 temp3_input Measured ORing FET temperature in millidegrees C.
0057 ======================= ======================================================
