1.. SPDX-License-Identifier: GPL-2.0-or-later 2 3Kernel driver d1u74t 4==================== 5 6Supported chips: 7 8 * Murata D1U74T 9 10 Prefix: 'd1u74t' 11 12 Addresses scanned: - 13 14 Datasheet: Publicly available at the Murata website 15 16Authors: 17 Abdurrahman Hussain <abdurrahman@nexthop.ai> 18 19 20Description 21----------- 22 23This driver implements support for Murata D1U74T Power Supply with 24PMBus support. 25 26The driver is a client driver to the core PMBus driver. 27Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers. 28 29 30Usage Notes 31----------- 32 33This driver does not auto-detect devices. You will have to instantiate the 34devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for 35details. 36 37 38Sysfs entries 39------------- 40 41======================= ====================================================== 42curr1_label "iin" 43curr1_input Measured input current 44curr1_alarm Input current alarm 45curr1_rated_max Maximum rated input current 46 47curr2_label "iout1" 48curr2_input Measured output current 49curr2_max Maximum output current 50curr2_max_alarm Output current high alarm 51curr2_crit Critical high output current 52curr2_crit_alarm Output current critical high alarm 53curr2_rated_max Maximum rated output current 54 55in1_label "vin" 56in1_input Measured input voltage 57in1_alarm Input voltage alarm 58in1_rated_min Minimum rated input voltage 59in1_rated_max Maximum rated input voltage 60 61in2_label "vout1" 62in2_input Measured output voltage 63in2_alarm Output voltage alarm 64in2_rated_min Minimum rated output voltage 65in2_rated_max Maximum rated output voltage 66 67power1_label "pin" 68power1_input Measured input power 69power1_alarm Input power alarm 70power1_rated_max Maximum rated input power 71 72temp[1-3]_input Measured temperature 73temp[1-3]_max Maximum temperature 74temp[1-3]_max_alarm Maximum temperature alarm 75temp[1-3]_rated_max Maximum rated temperature 76 77fan1_alarm Fan 1 warning 78fan1_fault Fan 1 fault 79fan1_input Fan 1 speed in RPM 80fan1_target Fan 1 target 81======================= ====================================================== 82