xref: /linux/Documentation/hwmon/mp2993.rst (revision 63ba5b0fb4f54db256ec43b3062b2606b383055d) 
1.. SPDX-License-Identifier: GPL-2.0
2
3Kernel driver mp2993
4====================
5
6Supported chips:
7
8  * MPS mp2993
9
10    Prefix: 'mp2993'
11
12  * Datasheet
13    https://scnbwymvp-my.sharepoint.com/:f:/g/personal/admin_scnbwy_com/Eth4kX1_J1hMsaASHiOYL4QBHU5a75r-tRfLKbHnJFdKLQ?e=vxj3DF
14
15Author:
16
17	Noah Wang <noahwang.wang@outlook.com>
18
19Description
20-----------
21
22This driver implements support for Monolithic Power Systems, Inc. (MPS)
23MP2993 Dual Loop Digital Multi-phase Controller.
24
25Device compliant with:
26
27- PMBus rev 1.3 interface.
28
29The driver exports the following attributes via the 'sysfs' files
30for input voltage:
31
32**in1_input**
33
34**in1_label**
35
36**in1_crit**
37
38**in1_crit_alarm**
39
40**in1_lcrit**
41
42**in1_lcrit_alarm**
43
44**in1_max**
45
46**in1_max_alarm**
47
48**in1_min**
49
50**in1_min_alarm**
51
52The driver provides the following attributes for output voltage:
53
54**in2_input**
55
56**in2_label**
57
58**in2_crit**
59
60**in2_crit_alarm**
61
62**in2_lcrit**
63
64**in2_lcrit_alarm**
65
66**in3_input**
67
68**in3_label**
69
70**in3_crit**
71
72**in3_crit_alarm**
73
74**in3_lcrit**
75
76**in3_lcrit_alarm**
77
78The driver provides the following attributes for input current:
79
80**curr1_input**
81
82**curr1_label**
83
84**curr1_max**
85
86**curr1_max_alarm**
87
88The driver provides the following attributes for output current:
89
90**curr2_input**
91
92**curr2_label**
93
94**curr2_crit**
95
96**curr2_crit_alarm**
97
98**curr2_max**
99
100**curr2_max_alarm**
101
102**curr3_input**
103
104**curr3_label**
105
106**curr3_crit**
107
108**curr3_crit_alarm**
109
110**curr3_max**
111
112**curr3_max_alarm**
113
114The driver provides the following attributes for input power:
115
116**power1_input**
117
118**power1_label**
119
120The driver provides the following attributes for output power:
121
122**power2_input**
123
124**power2_label**
125
126**power3_input**
127
128**power3_label**
129
130The driver provides the following attributes for temperature:
131
132**temp1_input**
133
134**temp1_crit**
135
136**temp1_crit_alarm**
137
138**temp1_max**
139
140**temp1_max_alarm**
141
142**temp2_input**
143
144**temp2_crit**
145
146**temp2_crit_alarm**
147
148**temp2_max**
149
150**temp2_max_alarm**
151