Commit | Line | Data |
---|---|---|
58615a94 | 1 | Kernel driver lm25066 |
03e9bd8d GR |
2 | ===================== |
3 | ||
4 | Supported chips: | |
1f234ff1 | 5 | |
58615a94 | 6 | * TI LM25056 |
1f234ff1 | 7 | |
58615a94 | 8 | Prefix: 'lm25056' |
1f234ff1 | 9 | |
58615a94 | 10 | Addresses scanned: - |
1f234ff1 | 11 | |
58615a94 | 12 | Datasheets: |
1f234ff1 | 13 | |
58615a94 | 14 | http://www.ti.com/lit/gpn/lm25056 |
1f234ff1 | 15 | |
58615a94 | 16 | http://www.ti.com/lit/gpn/lm25056a |
1f234ff1 | 17 | |
03e9bd8d | 18 | * National Semiconductor LM25066 |
1f234ff1 | 19 | |
03e9bd8d | 20 | Prefix: 'lm25066' |
1f234ff1 | 21 | |
03e9bd8d | 22 | Addresses scanned: - |
1f234ff1 | 23 | |
03e9bd8d | 24 | Datasheets: |
1f234ff1 | 25 | |
03e9bd8d | 26 | http://www.national.com/pf/LM/LM25066.html |
1f234ff1 | 27 | |
03e9bd8d | 28 | http://www.national.com/pf/LM/LM25066A.html |
1f234ff1 | 29 | |
03e9bd8d | 30 | * National Semiconductor LM5064 |
1f234ff1 | 31 | |
03e9bd8d | 32 | Prefix: 'lm5064' |
1f234ff1 | 33 | |
03e9bd8d | 34 | Addresses scanned: - |
1f234ff1 | 35 | |
03e9bd8d | 36 | Datasheet: |
1f234ff1 | 37 | |
03e9bd8d | 38 | http://www.national.com/pf/LM/LM5064.html |
1f234ff1 | 39 | |
03e9bd8d | 40 | * National Semiconductor LM5066 |
1f234ff1 | 41 | |
03e9bd8d | 42 | Prefix: 'lm5066' |
1f234ff1 | 43 | |
03e9bd8d | 44 | Addresses scanned: - |
1f234ff1 | 45 | |
03e9bd8d | 46 | Datasheet: |
1f234ff1 | 47 | |
03e9bd8d | 48 | http://www.national.com/pf/LM/LM5066.html |
1f234ff1 | 49 | |
5783ec2e | 50 | * Texas Instruments LM5066I |
1f234ff1 | 51 | |
5783ec2e | 52 | Prefix: 'lm5066i' |
1f234ff1 | 53 | |
5783ec2e | 54 | Addresses scanned: - |
1f234ff1 | 55 | |
5783ec2e | 56 | Datasheet: |
1f234ff1 | 57 | |
5783ec2e | 58 | http://www.ti.com/product/LM5066I |
03e9bd8d | 59 | |
1f234ff1 | 60 | |
e3333e57 | 61 | Author: Guenter Roeck <linux@roeck-us.net> |
03e9bd8d GR |
62 | |
63 | ||
64 | Description | |
65 | ----------- | |
66 | ||
92417dad | 67 | This driver supports hardware monitoring for National Semiconductor / TI LM25056, |
666c1490 | 68 | LM25066, LM5064, and LM5066/LM5066I Power Management, Monitoring, |
5783ec2e | 69 | Control, and Protection ICs. |
03e9bd8d GR |
70 | |
71 | The driver is a client driver to the core PMBus driver. Please see | |
7ebd8b66 | 72 | Documentation/hwmon/pmbus.rst for details on PMBus client drivers. |
03e9bd8d GR |
73 | |
74 | ||
75 | Usage Notes | |
76 | ----------- | |
77 | ||
78 | This driver does not auto-detect devices. You will have to instantiate the | |
79 | devices explicitly. Please see Documentation/i2c/instantiating-devices for | |
80 | details. | |
81 | ||
82 | ||
83 | Platform data support | |
84 | --------------------- | |
85 | ||
86 | The driver supports standard PMBus driver platform data. | |
87 | ||
88 | ||
89 | Sysfs entries | |
90 | ------------- | |
91 | ||
92 | The following attributes are supported. Limits are read-write; all other | |
93 | attributes are read-only. | |
94 | ||
1f234ff1 | 95 | ======================= ======================================================= |
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96 | in1_label "vin" |
97 | in1_input Measured input voltage. | |
98 | in1_average Average measured input voltage. | |
99 | in1_min Minimum input voltage. | |
100 | in1_max Maximum input voltage. | |
101 | in1_min_alarm Input voltage low alarm. | |
102 | in1_max_alarm Input voltage high alarm. | |
103 | ||
a7c69118 GR |
104 | in2_label "vmon" |
105 | in2_input Measured voltage on VAUX pin | |
58615a94 GR |
106 | in2_min Minimum VAUX voltage (LM25056 only). |
107 | in2_max Maximum VAUX voltage (LM25056 only). | |
108 | in2_min_alarm VAUX voltage low alarm (LM25056 only). | |
109 | in2_max_alarm VAUX voltage high alarm (LM25056 only). | |
a7c69118 GR |
110 | |
111 | in3_label "vout1" | |
58615a94 | 112 | Not supported on LM25056. |
a7c69118 GR |
113 | in3_input Measured output voltage. |
114 | in3_average Average measured output voltage. | |
115 | in3_min Minimum output voltage. | |
116 | in3_min_alarm Output voltage low alarm. | |
03e9bd8d GR |
117 | |
118 | curr1_label "iin" | |
119 | curr1_input Measured input current. | |
120 | curr1_average Average measured input current. | |
121 | curr1_max Maximum input current. | |
122 | curr1_max_alarm Input current high alarm. | |
123 | ||
124 | power1_label "pin" | |
125 | power1_input Measured input power. | |
126 | power1_average Average measured input power. | |
127 | power1_max Maximum input power limit. | |
128 | power1_alarm Input power alarm | |
129 | power1_input_highest Historical maximum power. | |
130 | power1_reset_history Write any value to reset maximum power history. | |
131 | ||
132 | temp1_input Measured temperature. | |
133 | temp1_max Maximum temperature. | |
134 | temp1_crit Critical high temperature. | |
135 | temp1_max_alarm Chip temperature high alarm. | |
136 | temp1_crit_alarm Chip temperature critical high alarm. | |
1f234ff1 | 137 | ======================= ======================================================= |