1 Kernel driver twl4030-madc
2 ==========================
3
4 Supported chips:
5
6 * Texas Instruments TWL4030
7
8 Prefix: 'twl4030-madc'
9
10
11 Authors:
12 J Keerthy <j-keerthy@ti.com>
13
14 Description
15 -----------
16
17 The Texas Instruments TWL4030 is a Power Manag
18 other things it contains a 10-bit A/D converte
19 channels which can be used in different modes.
20
21
22 See this table for the meaning of the differen
23
24 ======= ======================================
25 Channel Signal
26 ======= ======================================
27 0 Battery type(BTYPE)
28 1 BCI: Battery temperature (BTEMP)
29 2 GP analog input
30 3 GP analog input
31 4 GP analog input
32 5 GP analog input
33 6 GP analog input
34 7 GP analog input
35 8 BCI: VBUS voltage(VBUS)
36 9 Backup Battery voltage (VBKP)
37 10 BCI: Battery charger current (ICHG)
38 11 BCI: Battery charger voltage (VCHG)
39 12 BCI: Main battery voltage (VBAT)
40 13 Reserved
41 14 Reserved
42 15 VRUSB Supply/Speaker left/Speaker righ
43 ======= ======================================
44
45
46 The Sysfs nodes will represent the voltage in
47 the temperature channel shows the converted te
48 degree Celsius. The Battery charging current c
49 battery charging current in mA.
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