1 Kernel driver ltc4260
2 =====================
3
4 Supported chips:
5
6 * Linear Technology LTC4260
7
8 Prefix: 'ltc4260'
9
10 Addresses scanned: -
11
12 Datasheet:
13
14 http://cds.linear.com/docs/en/datashee
15
16 Author: Guenter Roeck <linux@roeck-us.net>
17
18
19 Description
20 -----------
21
22 The LTC4260 Hot Swap controller allows a board
23 and removed from a live backplane.
24
25
26 Usage Notes
27 -----------
28
29 This driver does not probe for LTC4260 devices
30 which can be safely used to identify the chip.
31 the devices explicitly.
32
33 Example: the following will load the driver fo
34 on I2C bus #1::
35
36 $ modprobe ltc4260
37 $ echo ltc4260 0x10 > /sys/bus/i2c/dev
38
39
40 Sysfs entries
41 -------------
42
43 Voltage readings provided by this driver are r
44 registers. If a set of voltage divider resisto
45 real voltage by multiplying the reported value
46 value of the divider resistor against the meas
47 of the divider resistor against Ground.
48
49 Current reading provided by this driver is rep
50 Current Sense register. The reported value ass
51 is installed. If a different sense resistor is
52 current by dividing the reported value by the
53
54 ======================= ======================
55 in1_input SOURCE voltage (mV)
56 in1_min_alarm Undervoltage alarm
57 in1_max_alarm Overvoltage alarm
58
59 in2_input ADIN voltage (mV)
60 in2_alarm Power bad alarm
61
62 curr1_input SENSE current (mA)
63 curr1_alarm SENSE overcurrent alar
64 ======================= ======================
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.