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ab78029e LW |
1 | /* |
2 | * Per-device information from the pin control system. | |
3 | * This is the stuff that get included into the device | |
4 | * core. | |
5 | * | |
6 | * Copyright (C) 2012 ST-Ericsson SA | |
7 | * Written on behalf of Linaro for ST-Ericsson | |
8 | * This interface is used in the core to keep track of pins. | |
9 | * | |
10 | * Author: Linus Walleij <linus.walleij@linaro.org> | |
11 | * | |
12 | * License terms: GNU General Public License (GPL) version 2 | |
13 | */ | |
14 | ||
15 | #ifndef PINCTRL_DEVINFO_H | |
16 | #define PINCTRL_DEVINFO_H | |
17 | ||
18 | #ifdef CONFIG_PINCTRL | |
19 | ||
20 | /* The device core acts as a consumer toward pinctrl */ | |
21 | #include <linux/pinctrl/consumer.h> | |
22 | ||
23 | /** | |
24 | * struct dev_pin_info - pin state container for devices | |
25 | * @p: pinctrl handle for the containing device | |
26 | * @default_state: the default state for the handle, if found | |
27 | */ | |
28 | struct dev_pin_info { | |
29 | struct pinctrl *p; | |
30 | struct pinctrl_state *default_state; | |
14005ee2 LW |
31 | #ifdef CONFIG_PM |
32 | struct pinctrl_state *sleep_state; | |
33 | struct pinctrl_state *idle_state; | |
34 | #endif | |
ab78029e LW |
35 | }; |
36 | ||
37 | extern int pinctrl_bind_pins(struct device *dev); | |
38 | ||
39 | #else | |
40 | ||
41 | /* Stubs if we're not using pinctrl */ | |
42 | ||
43 | static inline int pinctrl_bind_pins(struct device *dev) | |
44 | { | |
45 | return 0; | |
46 | } | |
47 | ||
48 | #endif /* CONFIG_PINCTRL */ | |
49 | #endif /* PINCTRL_DEVINFO_H */ |