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1.. SPDX-License-Identifier: GPL-2.0-or-later2 3Kernel driver dps920ab4========================5 6Supported chips:7 8 * Delta DPS920AB9 10 Prefix: 'dps920ab'11 12 Addresses scanned: -13 14Authors:15 Robert Marko <robert.marko@sartura.hr>16 17 18Description19-----------20 21This driver implements support for Delta DPS920AB 920W 54V DC single output22power supply with PMBus support.23 24The driver is a client driver to the core PMBus driver.25Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers.26 27 28Usage Notes29-----------30 31This driver does not auto-detect devices. You will have to instantiate the32devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for33details.34 35 36Sysfs entries37-------------38 39======================= ======================================================40curr1_label "iin"41curr1_input Measured input current42curr1_alarm Input current high alarm43 44curr2_label "iout1"45curr2_input Measured output current46curr2_max Maximum output current47curr2_rated_max Maximum rated output current48 49in1_label "vin"50in1_input Measured input voltage51in1_alarm Input voltage alarm52 53in2_label "vout1"54in2_input Measured output voltage55in2_rated_min Minimum rated output voltage56in2_rated_max Maximum rated output voltage57in2_alarm Output voltage alarm58 59power1_label "pin"60power1_input Measured input power61power1_alarm Input power high alarm62 63power2_label "pout1"64power2_input Measured output power65power2_rated_max Maximum rated output power66 67temp[1-3]_input Measured temperature68temp[1-3]_alarm Temperature alarm69 70fan1_alarm Fan 1 warning.71fan1_fault Fan 1 fault.72fan1_input Fan 1 speed in RPM.73======================= ======================================================74