| Linus Walleij | ab78029 | 2013-01-22 10:56:14 -0700 | [diff] [blame^] | 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; |
| 31 | }; |
| 32 | |
| 33 | extern int pinctrl_bind_pins(struct device *dev); |
| 34 | |
| 35 | #else |
| 36 | |
| 37 | /* Stubs if we're not using pinctrl */ |
| 38 | |
| 39 | static inline int pinctrl_bind_pins(struct device *dev) |
| 40 | { |
| 41 | return 0; |
| 42 | } |
| 43 | |
| 44 | #endif /* CONFIG_PINCTRL */ |
| 45 | #endif /* PINCTRL_DEVINFO_H */ |