1.. SPDX-License-Identifier: GPL-2.0 2 3Kernel driver mp5920 4==================== 5 6Supported chips: 7 8 * MPS MP5920 9 10 Prefix: 'mp5920' 11 12 * Datasheet 13 14 Publicly available at the MPS website : https://www.monolithicpower.com/en/mp5920.html 15 16Authors: 17 18 Tony Ao <tony_ao@wiwynn.com> 19 Alex Vdovydchenko <xzeol@yahoo.com> 20 21Description 22----------- 23 24This driver implements support for Monolithic Power Systems, Inc. (MPS) 25MP5920 Hot-Swap Controller. 26 27Device compliant with: 28 29- PMBus rev 1.3 interface. 30 31Device supports direct and linear format for reading input voltage, 32output voltage, output current, input power and temperature. 33 34The driver exports the following attributes via the 'sysfs' files 35for input voltage: 36 37**in1_input** 38 39**in1_label** 40 41**in1_rated_max** 42 43**in1_rated_min** 44 45**in1_crit** 46 47**in1_alarm** 48 49The driver provides the following attributes for output voltage: 50 51**in2_input** 52 53**in2_label** 54 55**in2_rated_max** 56 57**in2_rated_min** 58 59**in2_alarm** 60 61The driver provides the following attributes for output current: 62 63**curr1_input** 64 65**curr1_label** 66 67**curr1_crit** 68 69**curr1_alarm** 70 71**curr1_rated_max** 72 73The driver provides the following attributes for input power: 74 75**power1_input** 76 77**power1_label** 78 79**power1_max** 80 81**power1_rated_max** 82 83The driver provides the following attributes for temperature: 84 85**temp1_input** 86 87**temp1_max** 88 89**temp1_crit** 90 91**temp1_alarm** 92