1 .. SPDX-License-Identifier: GPL-2.0 2 3 Kernel driver mp5990 4 ==================== 5 6 Supported chips: 7 8 * MPS MP5990 9 10 Prefix: 'mp5990' 11 12 * Datasheet 13 14 Publicly available at the MPS website : https://www.monolithicpower.com/en/mp5990.html 15 16 Author: 17 18 Peter Yin <peteryin.openbmc@gmail.com> 19 20 Description 21 ----------- 22 23 This driver implements support for Monolithic Power Systems, Inc. (MPS) 24 MP5990 Hot-Swap Controller. 25 26 Device compliant with: 27 28 - PMBus rev 1.3 interface. 29 30 Device supports direct and linear format for reading input voltage, 31 output voltage, output current, input power and temperature. 32 33 The driver exports the following attributes via the 'sysfs' files 34 for input voltage: 35 36 **in1_input** 37 38 **in1_label** 39 40 **in1_max** 41 42 **in1_max_alarm** 43 44 **in1_min** 45 46 **in1_min_alarm** 47 48 The driver provides the following attributes for output voltage: 49 50 **in2_input** 51 52 **in2_label** 53 54 **in2_alarm** 55 56 The driver provides the following attributes for output current: 57 58 **curr1_input** 59 60 **curr1_label** 61 62 **curr1_alarm** 63 64 **curr1_max** 65 66 The driver provides the following attributes for input power: 67 68 **power1_input** 69 70 **power1_label** 71 72 **power1_alarm** 73 74 The driver provides the following attributes for temperature: 75 76 **temp1_input** 77 78 **temp1_max** 79 80 **temp1_max_alarm** 81 82 **temp1_crit** 83 84 **temp1_crit_alarm**
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