1 Kernel driver tps53679
2 ======================
3
4 Supported chips:
5
6 * Texas Instruments TPS53647
7
8 Prefix: 'tps53647'
9
10 Addresses scanned: -
11
12 Datasheet: https://www.ti.com/lit/gpn/tps5
13
14 * Texas Instruments TPS53667
15
16 Prefix: 'tps53667'
17
18 Addresses scanned: -
19
20 Datasheet: https://www.ti.com/lit/gpn/TPS5
21
22 * Texas Instruments TPS53676
23
24 Prefix: 'tps53676'
25
26 Addresses scanned: -
27
28 Datasheet: https://www.ti.com/lit/gpn/TPS5
29
30 * Texas Instruments TPS53679
31
32 Prefix: 'tps53679'
33
34 Addresses scanned: -
35
36 Datasheet: https://www.ti.com/lit/gpn/TPS5
37
38 * Texas Instruments TPS53681
39
40 Prefix: 'tps53681'
41
42 Addresses scanned: -
43
44 Datasheet: https://www.ti.com/lit/gpn/TPS5
45
46 * Texas Instruments TPS53688
47
48 Prefix: 'tps53688'
49
50 Addresses scanned: -
51
52 Datasheet: Available under NDA
53
54
55 Authors:
56 Vadim Pasternak <vadimp@mellanox.com>
57 Guenter Roeck <linux@roeck-us.net>
58
59
60 Description
61 -----------
62
63 Chips in this series are multi-phase step-down
64 output channels and up to 8 phases per channel
65
66
67 Usage Notes
68 -----------
69
70 This driver does not probe for PMBus devices.
71 devices explicitly.
72
73 Example: the following commands will load the
74 0x60 on I2C bus #1::
75
76 # modprobe tps53679
77 # echo tps53681 0x60 > /sys/bus/i2c/de
78
79
80 Sysfs attributes
81 ----------------
82
83 ======================= ======================
84 in1_label "vin"
85
86 in1_input Measured input voltage
87
88 in1_lcrit Critical minimum input
89
90 TPS53679, TPS53681, TP
91
92 in1_lcrit_alarm Input voltage critical
93
94 TPS53679, TPS53681, TP
95
96 in1_crit Critical maximum input
97
98 in1_crit_alarm Input voltage critical
99
100 in[N]_label "vout[1-2]"
101
102 - TPS53647, TPS53667:
103 - TPS53679, TPS53588:
104
105 in[N]_input Measured output voltag
106
107 in[N]_lcrit Critical minimum input
108
109 TPS53679, TPS53681, TP
110
111 in[N]_lcrit_alarm Critical minimum volta
112
113 TPS53679, TPS53681, TP
114
115 in[N]_alarm Output voltage alarm.
116
117 TPS53647, TPS53667 onl
118
119 in[N]_crit Critical maximum outpu
120
121 TPS53679, TPS53681, TP
122
123 in[N]_crit_alarm Output voltage critica
124
125 TPS53679, TPS53681, TP
126
127 temp[N]_input Measured temperature.
128
129 - TPS53647, TPS53667:
130 - TPS53679, TPS53681,
131
132 temp[N]_max Maximum temperature.
133
134 temp[N]_crit Critical high temperat
135
136 temp[N]_max_alarm Temperature high alarm
137
138 temp[N]_crit_alarm Temperature critical h
139
140 power1_label "pin".
141
142 power1_input Measured input power.
143
144 power[N]_label "pout[1-2]".
145
146 - TPS53647, TPS53667:
147 - TPS53676, TPS53679,
148
149 power[N]_input Measured output power.
150
151 curr1_label "iin".
152
153 curr1_input Measured input current
154
155 curr1_max Maximum input current.
156
157 curr1_max_alarm Input current high ala
158
159 curr1_crit Critical input current
160
161 curr1_crit_alarm Input current critical
162
163 curr[N]_label "iout[1-2]" or "iout1.
164
165 The first digit is the
166 digit is the phase wit
167 telemetry supported on
168
169 - TPS53647, TPS53667:
170 - TPS53679, TPS53588:
171 - TPS53676: N=2-8
172 - TPS53681: N=2-9
173
174 curr[N]_input Measured output curren
175
176 curr[N]_max Maximum output current
177
178 curr[N]_crit Critical high output c
179
180 curr[N]_max_alarm Output current high al
181
182 curr[N]_crit_alarm Output current critica
183
184 Limit and alarm attrib
185 non-phase telemetry (i
186
187 ======================= ======================
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