On Thu, Aug 10, 2017 at 05:19:46PM -0500, Eddie James wrote:
> From: "Edward A. James" <eaja...@us.ibm.com>
> 
> Signed-off-by: Edward A. James <eaja...@us.ibm.com>
> ---
>  Documentation/hwmon/powerps | 54 
> +++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 54 insertions(+)
>  create mode 100644 Documentation/hwmon/powerps
> 
> diff --git a/Documentation/hwmon/powerps b/Documentation/hwmon/powerps
> new file mode 100644
> index 0000000..a4fbe92
> --- /dev/null
> +++ b/Documentation/hwmon/powerps
> @@ -0,0 +1,54 @@
> +Kernel driver powerps
> +=====================
> +
> +Supported chips:
> +  * POWER system power supply
> +
> +Author: Eddie James <eaja...@us.ibm.com>
> +
> +Description
> +-----------
> +
> +This driver supports POWER system power supplies. This driver is a client
> +to the core PMBus driver.
> +
> +Usage Notes
> +-----------
> +
> +This driver should auto-detect devices. In the event that it does not, you 
> will

Not really, unless specified in devicetree or by other means in the kernel.
But the _driver_ won't do it. pmbus drivers don't have detect functions.

> +have to instantiate the devices explicitly. Please see
> +Documentation/i2c/instantiating-devices for details.
> +
> +Sysfs entries
> +-------------
> +
> +The following attributes are supported:
> +
> +curr1_alarm          Output current over-current fault.
> +curr1_input          Measured output current in mA.
> +curr1_label          "iout1"
> +
> +fan1_alarm           Fan 1 warning.
> +fan1_fault           Fan 1 fault.
> +fan1_input           Fan 1 speed in RPM.
> +fan2_alarm           Fan 2 warning.
> +fan2_fault           Fan 2 fault.
> +fan2_input           Fan 2 speed in RPM.
> +
> +in1_alarm            Input voltage under-voltage fault.
> +in1_input            Measured input voltage in mV.
> +in1_label            "vin"
> +in2_alarm            Output voltage over-voltage fault.
> +in2_input            Measured output voltage in mV.
> +in2_label            "vout1"
> +
> +power1_alarm         Input fault.
> +power1_input         Measured input power in uW.
> +power1_label         "pin"
> +
> +temp1_alarm          PSU inlet ambient temperature over-temperature fault.
> +temp1_input          Measured PSU inlet ambient temp in millidegrees C.
> +temp2_alarm          Secondary rectifier temp over-temperature fault.
> +temp2_input          Measured secondary rectifier temp in millidegrees C.
> +temp3_alarm          ORing FET temperature over-temperature fault.
> +temp3_input          Measured ORing FET temperature in millidegrees C.
> -- 
> 1.8.3.1
> 
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