.. SPDX-License-Identifier: GPL-2.0-or-later

Kernel driver d1u74t
====================

Supported chips:

  * Murata D1U74T

    Prefix: 'd1u74t'

    Addresses scanned: -

    Datasheet: Publicly available at the Murata website

Authors:
    Abdurrahman Hussain <abdurrahman@nexthop.ai>


Description
-----------

This driver implements support for Murata D1U74T Power Supply with
PMBus support.

The driver is a client driver to the core PMBus driver.
Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers.


Usage Notes
-----------

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


Sysfs entries
-------------

======================= ======================================================
curr1_label		"iin"
curr1_input		Measured input current
curr1_alarm		Input current alarm
curr1_rated_max		Maximum rated input current

curr2_label		"iout1"
curr2_input		Measured output current
curr2_max		Maximum output current
curr2_max_alarm		Output current high alarm
curr2_crit		Critical high output current
curr2_crit_alarm	Output current critical high alarm
curr2_rated_max		Maximum rated output current

in1_label		"vin"
in1_input		Measured input voltage
in1_alarm		Input voltage alarm
in1_rated_min		Minimum rated input voltage
in1_rated_max		Maximum rated input voltage

in2_label		"vout1"
in2_input		Measured output voltage
in2_alarm		Output voltage alarm
in2_rated_min		Minimum rated output voltage
in2_rated_max		Maximum rated output voltage

power1_label		"pin"
power1_input		Measured input power
power1_alarm		Input power alarm
power1_rated_max	Maximum rated input power

temp[1-3]_input		Measured temperature
temp[1-3]_max		Maximum temperature
temp[1-3]_max_alarm	Maximum temperature alarm
temp[1-3]_rated_max	Maximum rated temperature

fan1_alarm		Fan 1 warning
fan1_fault		Fan 1 fault
fan1_input		Fan 1 speed in RPM
fan1_target		Fan 1 target
======================= ======================================================
