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Commit | Line | Data |
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461484c2 PK |
1 | /* |
2 | * TWL6030 input | |
3 | * | |
4 | * Copyright (C) 2016 Paul Kocialkowski <contact@paulk.fr> | |
5 | * | |
6 | * SPDX-License-Identifier: GPL-2.0+ | |
7 | */ | |
8 | ||
9 | #include <twl6030.h> | |
10 | ||
11 | int twl6030_input_power_button(void) | |
12 | { | |
13 | u8 value; | |
14 | ||
15 | twl6030_i2c_read_u8(TWL6030_CHIP_PM, TWL6030_STS_HW_CONDITIONS, &value); | |
16 | ||
17 | /* Power button is active low. */ | |
18 | if (value & TWL6030_STS_HW_CONDITIONS_PWRON) | |
19 | return 0; | |
20 | ||
21 | return 1; | |
22 | } | |
23 | ||
24 | int twl6030_input_charger(void) | |
25 | { | |
26 | u8 value; | |
27 | ||
28 | twl6030_i2c_read_u8(TWL6030_CHIP_CHARGER, TWL6030_CONTROLLER_STAT1, | |
29 | &value); | |
30 | ||
31 | if (value & TWL6030_CONTROLLER_STAT1_VAC_DET) | |
32 | return 1; | |
33 | ||
34 | return 0; | |
35 | } | |
36 | ||
37 | int twl6030_input_usb(void) | |
38 | { | |
39 | u8 value; | |
40 | ||
41 | twl6030_i2c_read_u8(TWL6030_CHIP_CHARGER, TWL6030_CONTROLLER_STAT1, | |
42 | &value); | |
43 | ||
44 | if (value & TWL6030_CONTROLLER_STAT1_VBUS_DET) | |
45 | return 1; | |
46 | ||
47 | return 0; | |
48 | } |