1 .. SPDX-License-Identifier: GPL-2.0 1 .. SPDX-License-Identifier: GPL-2.0
2 2
3 Kernel driver ltc2991 3 Kernel driver ltc2991
4 ===================== 4 =====================
5 5
6 Supported chips: 6 Supported chips:
7 7
8 * Analog Devices LTC2991 8 * Analog Devices LTC2991
9 9
10 Prefix: 'ltc2991' 10 Prefix: 'ltc2991'
11 11
12 Addresses scanned: I2C 0x48 - 0x4f 12 Addresses scanned: I2C 0x48 - 0x4f
13 13
14 Datasheet: https://www.analog.com/media/en 14 Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/2991ff.pdf
15 15
16 Authors: 16 Authors:
17 17
18 - Antoniu Miclaus <antoniu.miclaus@analog.com 18 - Antoniu Miclaus <antoniu.miclaus@analog.com>
19 19
20 20
21 Description 21 Description
22 ----------- 22 -----------
23 23
24 This driver supports hardware monitoring for A 24 This driver supports hardware monitoring for Analog Devices LTC2991 Octal I2C
25 Voltage, Current and Temperature Monitor. 25 Voltage, Current and Temperature Monitor.
26 26
27 The LTC2991 is used to monitor system temperat 27 The LTC2991 is used to monitor system temperatures, voltages and currents.
28 Through the I2C serial interface, the eight mo 28 Through the I2C serial interface, the eight monitors can individually measure
29 supply voltages and can be paired for differen 29 supply voltages and can be paired for differential measurements of current sense
30 resistors or temperature sensing transistors. 30 resistors or temperature sensing transistors. Additional measurements include
31 internal temperatureand internal VCC. 31 internal temperatureand internal VCC.
32 32
33 33
34 sysfs-Interface 34 sysfs-Interface
35 --------------- 35 ---------------
36 36
37 The following attributes are supported. Limits 37 The following attributes are supported. Limits are read-only.
38 38
39 =============== ================= 39 =============== =================
40 inX_input: voltage input 40 inX_input: voltage input
41 currX_input: current input 41 currX_input: current input
42 tempX_input: temperature input 42 tempX_input: temperature input
43 =============== ================= 43 =============== =================
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