| 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 |
| Douglas Anderson | ef0eebc | 2015-10-20 21:15:06 -0700 | [diff] [blame] | 27 | * @init_state: the state at probe time, if found |
| 28 | * @sleep_state: the state at suspend time, if found |
| 29 | * @idle_state: the state at idle (runtime suspend) time, if found |
| Linus Walleij | ab78029 | 2013-01-22 10:56:14 -0700 | [diff] [blame] | 30 | */ |
| 31 | struct dev_pin_info { |
| 32 | struct pinctrl *p; |
| 33 | struct pinctrl_state *default_state; |
| Douglas Anderson | ef0eebc | 2015-10-20 21:15:06 -0700 | [diff] [blame] | 34 | struct pinctrl_state *init_state; |
| Linus Walleij | 14005ee | 2013-06-05 15:30:33 +0200 | [diff] [blame] | 35 | #ifdef CONFIG_PM |
| 36 | struct pinctrl_state *sleep_state; |
| 37 | struct pinctrl_state *idle_state; |
| 38 | #endif |
| Linus Walleij | ab78029 | 2013-01-22 10:56:14 -0700 | [diff] [blame] | 39 | }; |
| 40 | |
| 41 | extern int pinctrl_bind_pins(struct device *dev); |
| Douglas Anderson | ef0eebc | 2015-10-20 21:15:06 -0700 | [diff] [blame] | 42 | extern int pinctrl_init_done(struct device *dev); |
| Linus Walleij | ab78029 | 2013-01-22 10:56:14 -0700 | [diff] [blame] | 43 | |
| 44 | #else |
| 45 | |
| 46 | /* Stubs if we're not using pinctrl */ |
| 47 | |
| 48 | static inline int pinctrl_bind_pins(struct device *dev) |
| 49 | { |
| 50 | return 0; |
| 51 | } |
| 52 | |
| Douglas Anderson | ef0eebc | 2015-10-20 21:15:06 -0700 | [diff] [blame] | 53 | static inline int pinctrl_init_done(struct device *dev) |
| 54 | { |
| 55 | return 0; |
| 56 | } |
| 57 | |
| Linus Walleij | ab78029 | 2013-01-22 10:56:14 -0700 | [diff] [blame] | 58 | #endif /* CONFIG_PINCTRL */ |
| 59 | #endif /* PINCTRL_DEVINFO_H */ |