1Kernel driver ina3221
2=====================
3
4Supported chips:
5  * Texas Instruments INA3221
6    Prefix: 'ina3221'
7    Addresses: I2C 0x40 - 0x43
8    Datasheet: Publicly available at the Texas Instruments website
9               http://www.ti.com/
10
11Author: Andrew F. Davis <afd@ti.com>
12
13Description
14-----------
15
16The Texas Instruments INA3221 monitors voltage, current, and power on the high
17side of up to three D.C. power supplies. The INA3221 monitors both shunt drop
18and supply voltage, with programmable conversion times and averaging, current
19and power are calculated host-side from these.
20
21Sysfs entries
22-------------
23
24in[123]_input           Bus voltage(mV) channels
25curr[123]_input         Current(mA) measurement channels
26shunt[123]_resistor     Shunt resistance(uOhm) channels
27curr[123]_crit          Critical alert current(mA) setting, activates the
28                          corresponding alarm when the respective current
29                          is above this value
30curr[123]_crit_alarm    Critical alert current limit exceeded
31curr[123]_max           Warning alert current(mA) setting, activates the
32                          corresponding alarm when the respective current
33                          average is above this value.
34curr[123]_max_alarm     Warning alert current limit exceeded
35in[456]_input           Shunt voltage(uV) for channels 1, 2, and 3 respectively
36