1 .. SPDX-License-Identifier: GPL-2.0
2
3 Kernel driver mp2856
4 ====================
5
6 Supported chips:
7
8 * MPS MP2856
9
10 Prefix: 'mp2856'
11
12 * MPS MP2857
13
14 Prefix: 'mp2857'
15
16 Author:
17
18 Peter Yin <peter.yin@quantatw.com>
19
20 Description
21 -----------
22
23 This driver implements support for Monolithic
24 vendor dual-loop, digital, multi-phase control
25
26 This device:
27
28 - Supports up to two power rail.
29 - Supports two pages 0 and 1 for and also page
30 - Can configured VOUT readout in direct or VID
31 setting of different formats on rails 1 and
32 protocols are available: AMD SVI3 mode with
33
34 Device supports:
35
36 - SVID interface.
37 - AVSBus interface.
38
39 Device compliant with:
40
41 - PMBus rev 1.3 interface.
42
43 Device supports direct format for reading outp
44 input and output power and temperature.
45 Device supports linear format for reading inpu
46 Device supports VID and direct formats for rea
47 The below VID modes are supported: AMD SVI3.
48
49 The driver provides the following sysfs attrib
50
51 - indexes 1 for "iin";
52 - indexes 2, 3 for "iout";
53
54 **curr[1-3]_alarm**
55
56 **curr[1-3]_input**
57
58 **curr[1-3]_label**
59
60 The driver provides the following sysfs attrib
61
62 - indexes 1 for "vin";
63 - indexes 2, 3 for "vout";
64
65 **in[1-3]_crit**
66
67 **in[1-3]_crit_alarm**
68
69 **in[1-3]_input**
70
71 **in[1-3]_label**
72
73 **in[1-3]_lcrit**
74
75 **in[1-3]_lcrit_alarm**
76
77 The driver provides the following sysfs attrib
78
79 - indexes 1 for "pin";
80 - indexes 2, 3 for "pout";
81
82 **power[1-3]_alarm**
83
84 **power[1-3]_input**
85
86 **power[1-3]_label**
87
88 The driver provides the following sysfs attrib
89
90 **temp[1-2]_crit**
91
92 **temp[1-2]_crit_alarm**
93
94 **temp[1-2]_input**
95
96 **temp[1-2]_max**
97
98 **temp[1-2]_max_alarm**
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