projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| aceb16dc MC |
1 | /* |
| 2 | * Copyright (C) Maxime Coquelin 2015 | |
| 3 | * Author: Maxime Coquelin <mcoquelin.stm32@gmail.com> | |
| 4 | * License terms: GNU General Public License (GPL), version 2 | |
| 5 | */ | |
| 6 | #ifndef __PINCTRL_STM32_H | |
| 7 | #define __PINCTRL_STM32_H | |
| 8 | ||
| 9 | #include <linux/pinctrl/pinctrl.h> | |
| 10 | #include <linux/pinctrl/pinconf-generic.h> | |
| 11 | ||
| 38a3fbf1 MC |
12 | #define STM32_PIN_NO(x) ((x) << 8) |
| 13 | #define STM32_GET_PIN_NO(x) ((x) >> 8) | |
| 14 | #define STM32_GET_PIN_FUNC(x) ((x) & 0xff) | |
| 15 | ||
| 16 | #define STM32_PIN_GPIO 0 | |
| 17 | #define STM32_PIN_AF(x) ((x) + 1) | |
| 18 | #define STM32_PIN_ANALOG (STM32_PIN_AF(15) + 1) | |
| 19 | ||
| aceb16dc MC |
20 | struct stm32_desc_function { |
| 21 | const char *name; | |
| 22 | const unsigned char num; | |
| 23 | }; | |
| 24 | ||
| 25 | struct stm32_desc_pin { | |
| 26 | struct pinctrl_pin_desc pin; | |
| 27 | const struct stm32_desc_function *functions; | |
| 28 | }; | |
| 29 | ||
| 30 | #define STM32_PIN(_pin, ...) \ | |
| 31 | { \ | |
| 32 | .pin = _pin, \ | |
| 33 | .functions = (struct stm32_desc_function[]){ \ | |
| 34 | __VA_ARGS__, { } }, \ | |
| 35 | } | |
| 36 | ||
| 37 | #define STM32_FUNCTION(_num, _name) \ | |
| 38 | { \ | |
| 39 | .num = _num, \ | |
| 40 | .name = _name, \ | |
| 41 | } | |
| 42 | ||
| 43 | struct stm32_pinctrl_match_data { | |
| 44 | const struct stm32_desc_pin *pins; | |
| 45 | const unsigned int npins; | |
| 46 | }; | |
| 47 | ||
| 48 | int stm32_pctl_probe(struct platform_device *pdev); | |
| 49 | ||
| 50 | #endif /* __PINCTRL_STM32_H */ | |
| 51 |