drivers: power: report battery voltage in AOSP compatible format
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / Documentation / hwmon / ina2xx
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1Kernel driver ina2xx
2====================
3
4Supported chips:
5 * Texas Instruments INA219
6 Prefix: 'ina219'
7 Addresses: I2C 0x40 - 0x4f
8 Datasheet: Publicly available at the Texas Instruments website
9 http://www.ti.com/
10
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11 * Texas Instruments INA220
12 Prefix: 'ina220'
13 Addresses: I2C 0x40 - 0x4f
14 Datasheet: Publicly available at the Texas Instruments website
15 http://www.ti.com/
16
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17 * Texas Instruments INA226
18 Prefix: 'ina226'
19 Addresses: I2C 0x40 - 0x4f
20 Datasheet: Publicly available at the Texas Instruments website
21 http://www.ti.com/
22
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23 * Texas Instruments INA230
24 Prefix: 'ina230'
25 Addresses: I2C 0x40 - 0x4f
26 Datasheet: Publicly available at the Texas Instruments website
27 http://www.ti.com/
28
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29Author: Lothar Felten <l-felten@ti.com>
30
31Description
32-----------
33
34The INA219 is a high-side current shunt and power monitor with an I2C
35interface. The INA219 monitors both shunt drop and supply voltage, with
36programmable conversion times and filtering.
37
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38The INA220 is a high or low side current shunt and power monitor with an I2C
39interface. The INA220 monitors both shunt drop and supply voltage.
40
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41The INA226 is a current shunt and power monitor with an I2C interface.
42The INA226 monitors both a shunt voltage drop and bus supply voltage.
43
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44The INA230 is a high or low side current shunt and power monitor with an I2C
45interface. The INA230 monitors both a shunt voltage drop and bus supply voltage.
46
f7c2fe38 47The shunt value in micro-ohms can be set via platform data.