1 .. SPDX-License-Identifier: GPL-2.0 1 .. SPDX-License-Identifier: GPL-2.0
2 2
3 Kernel driver mp5023 3 Kernel driver mp5023
4 ==================== 4 ====================
5 5
6 Supported chips: 6 Supported chips:
7 7
8 * MPS MP5023 8 * MPS MP5023
9 9
10 Prefix: 'mp5023' 10 Prefix: 'mp5023'
11 11
12 * Datasheet 12 * Datasheet
13 13
14 Publicly available at the MPS website : ht 14 Publicly available at the MPS website : https://www.monolithicpower.com/en/mp5023.html
15 15
16 Author: 16 Author:
17 17
18 Howard Chiu <howard.chiu@quantatw.com> 18 Howard Chiu <howard.chiu@quantatw.com>
19 19
20 Description 20 Description
21 ----------- 21 -----------
22 22
23 This driver implements support for Monolithic 23 This driver implements support for Monolithic Power Systems, Inc. (MPS)
24 MP5023 Hot-Swap Controller. 24 MP5023 Hot-Swap Controller.
25 25
26 Device complaint with: 26 Device complaint with:
27 27
28 - PMBus rev 1.3 interface. 28 - PMBus rev 1.3 interface.
29 29
30 Device supports direct format for reading inpu 30 Device supports direct format for reading input voltage, output voltage,
31 output current, input power and temperature. 31 output current, input power and temperature.
32 32
33 The driver exports the following attributes vi 33 The driver exports the following attributes via the 'sysfs' files
34 for input voltage: 34 for input voltage:
35 35
36 **in1_input** 36 **in1_input**
37 37
38 **in1_label** 38 **in1_label**
39 39
40 **in1_max** 40 **in1_max**
41 41
42 **in1_max_alarm** 42 **in1_max_alarm**
43 43
44 **in1_min** 44 **in1_min**
45 45
46 **in1_min_alarm** 46 **in1_min_alarm**
47 47
48 The driver provides the following attributes f 48 The driver provides the following attributes for output voltage:
49 49
50 **in2_input** 50 **in2_input**
51 51
52 **in2_label** 52 **in2_label**
53 53
54 **in2_alarm** 54 **in2_alarm**
55 55
56 The driver provides the following attributes f 56 The driver provides the following attributes for output current:
57 57
58 **curr1_input** 58 **curr1_input**
59 59
60 **curr1_label** 60 **curr1_label**
61 61
62 **curr1_alarm** 62 **curr1_alarm**
63 63
64 **curr1_max** 64 **curr1_max**
65 65
66 The driver provides the following attributes f 66 The driver provides the following attributes for input power:
67 67
68 **power1_input** 68 **power1_input**
69 69
70 **power1_label** 70 **power1_label**
71 71
72 **power1_alarm** 72 **power1_alarm**
73 73
74 The driver provides the following attributes f 74 The driver provides the following attributes for temperature:
75 75
76 **temp1_input** 76 **temp1_input**
77 77
78 **temp1_max** 78 **temp1_max**
79 79
80 **temp1_max_alarm** 80 **temp1_max_alarm**
81 81
82 **temp1_crit** 82 **temp1_crit**
83 83
84 **temp1_crit_alarm** 84 **temp1_crit_alarm**
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