zephyr/include/drivers/pinmux.h

134 lines
2.9 KiB
C

/*
* Copyright (c) 2015 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file
* Public APIs for Pinmux drivers
*/
#ifndef ZEPHYR_INCLUDE_DRIVERS_PINMUX_H_
#define ZEPHYR_INCLUDE_DRIVERS_PINMUX_H_
/**
* @brief Pinmux Interface
* @defgroup pinmux_interface Pinmux Interface
* @ingroup io_interfaces
* @{
*/
#include <zephyr/types.h>
#include <device.h>
#ifdef __cplusplus
extern "C" {
#endif
#define PINMUX_FUNC_A 0
#define PINMUX_FUNC_B 1
#define PINMUX_FUNC_C 2
#define PINMUX_FUNC_D 3
#define PINMUX_FUNC_E 4
#define PINMUX_FUNC_F 5
#define PINMUX_FUNC_G 6
#define PINMUX_FUNC_H 7
#define PINMUX_FUNC_I 8
#define PINMUX_FUNC_J 9
#define PINMUX_FUNC_K 10
#define PINMUX_FUNC_L 11
#define PINMUX_FUNC_M 12
#define PINMUX_FUNC_N 13
#define PINMUX_FUNC_O 14
#define PINMUX_FUNC_P 15
#define PINMUX_PULLUP_ENABLE (0x1)
#define PINMUX_PULLUP_DISABLE (0x0)
#define PINMUX_INPUT_ENABLED (0x1)
#define PINMUX_OUTPUT_ENABLED (0x0)
/**
* @typedef pmux_set
* @brief Callback API upon setting a PIN's function
* See pinmux_pin_set() for argument description
*/
typedef int (*pmux_set)(const struct device *dev, uint32_t pin, uint32_t func);
/**
* @typedef pmux_get
* @brief Callback API upon getting a PIN's function
* See pinmux_pin_get() for argument description
*/
typedef int (*pmux_get)(const struct device *dev, uint32_t pin,
uint32_t *func);
/**
* @typedef pmux_pullup
* @brief Callback API upon setting a PIN's pullup
* See pinmix_pin_pullup() for argument description
*/
typedef int (*pmux_pullup)(const struct device *dev, uint32_t pin,
uint8_t func);
/**
* @typedef pmux_input
* @brief Callback API upon setting a PIN's input function
* See pinmux_input() for argument description
*/
typedef int (*pmux_input)(const struct device *dev, uint32_t pin,
uint8_t func);
__subsystem struct pinmux_driver_api {
pmux_set set;
pmux_get get;
pmux_pullup pullup;
pmux_input input;
};
static inline int pinmux_pin_set(const struct device *dev, uint32_t pin,
uint32_t func)
{
const struct pinmux_driver_api *api =
(const struct pinmux_driver_api *)dev->api;
return api->set(dev, pin, func);
}
static inline int pinmux_pin_get(const struct device *dev, uint32_t pin,
uint32_t *func)
{
const struct pinmux_driver_api *api =
(const struct pinmux_driver_api *)dev->api;
return api->get(dev, pin, func);
}
static inline int pinmux_pin_pullup(const struct device *dev, uint32_t pin,
uint8_t func)
{
const struct pinmux_driver_api *api =
(const struct pinmux_driver_api *)dev->api;
return api->pullup(dev, pin, func);
}
static inline int pinmux_pin_input_enable(const struct device *dev,
uint32_t pin,
uint8_t func)
{
const struct pinmux_driver_api *api =
(const struct pinmux_driver_api *)dev->api;
return api->input(dev, pin, func);
}
#ifdef __cplusplus
}
#endif
/**
*
* @}
*/
#endif /* ZEPHYR_INCLUDE_DRIVERS_PINMUX_H_ */