]>
Commit | Line | Data |
---|---|---|
be48308a MH |
1 | /* |
2 | * External connector (extcon) class generic GPIO driver | |
3 | * | |
4 | * Copyright (C) 2012 Samsung Electronics | |
5 | * Author: MyungJoo Ham <myungjoo.ham@samsung.com> | |
6 | * | |
7 | * based on switch class driver | |
8 | * Copyright (C) 2008 Google, Inc. | |
9 | * Author: Mike Lockwood <lockwood@android.com> | |
10 | * | |
11 | * This software is licensed under the terms of the GNU General Public | |
12 | * License version 2, as published by the Free Software Foundation, and | |
13 | * may be copied, distributed, and modified under those terms. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | */ | |
21 | #ifndef __EXTCON_GPIO_H__ | |
22 | #define __EXTCON_GPIO_H__ __FILE__ | |
23 | ||
24 | #include <linux/extcon.h> | |
25 | ||
26 | /** | |
27 | * struct gpio_extcon_platform_data - A simple GPIO-controlled extcon device. | |
28 | * @name The name of this GPIO extcon device. | |
29 | * @gpio Corresponding GPIO. | |
30 | * @debounce Debounce time for GPIO IRQ in ms. | |
31 | * @irq_flags IRQ Flags (e.g., IRQF_TRIGGER_LOW). | |
32 | * @state_on print_state is overriden with state_on if attached. If Null, | |
33 | * default method of extcon class is used. | |
47610d98 | 34 | * @state_off print_state is overriden with state_on if detached. If Null, |
be48308a MH |
35 | * default method of extcon class is used. |
36 | * | |
37 | * Note that in order for state_on or state_off to be valid, both state_on | |
38 | * and state_off should be not NULL. If at least one of them is NULL, | |
39 | * the print_state is not overriden. | |
40 | */ | |
41 | struct gpio_extcon_platform_data { | |
42 | const char *name; | |
43 | unsigned gpio; | |
44 | unsigned long debounce; | |
45 | unsigned long irq_flags; | |
46 | ||
47 | /* if NULL, "0" or "1" will be printed */ | |
48 | const char *state_on; | |
49 | const char *state_off; | |
50 | }; | |
51 | ||
52 | #endif /* __EXTCON_GPIO_H__ */ |