113 lines
2.5 KiB
C
113 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 2015 Intel Corporation
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* Public APIs for Pinmux drivers
|
|
*/
|
|
|
|
#ifndef __INCLUDE_PINMUX_H
|
|
#define __INCLUDE_PINMUX_H
|
|
|
|
/**
|
|
* @brief Pinmux Interface
|
|
* @defgroup pinmux_interface Pinmux Interface
|
|
* @ingroup io_interfaces
|
|
* @{
|
|
*/
|
|
|
|
#include <stdint.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_PULLUP_ENABLE (0x1)
|
|
#define PINMUX_PULLUP_DISABLE (0x0)
|
|
|
|
#define PINMUX_INPUT_ENABLED (0x1)
|
|
#define PINMUX_OUTPUT_ENABLED (0x0)
|
|
|
|
typedef int (*pmux_set)(struct device *dev, uint32_t pin, uint32_t func);
|
|
typedef int (*pmux_get)(struct device *dev, uint32_t pin, uint32_t *func);
|
|
typedef int (*pmux_pullup)(struct device *dev, uint32_t pin, uint8_t func);
|
|
typedef int (*pmux_input)(struct device *dev, uint32_t pin, uint8_t func);
|
|
|
|
struct pinmux_driver_api {
|
|
pmux_set set;
|
|
pmux_get get;
|
|
pmux_pullup pullup;
|
|
pmux_input input;
|
|
};
|
|
|
|
|
|
static inline int pinmux_pin_set(struct device *dev,
|
|
uint32_t pin,
|
|
uint32_t func)
|
|
{
|
|
struct pinmux_driver_api *api;
|
|
|
|
api = (struct pinmux_driver_api *) dev->driver_api;
|
|
return api->set(dev, pin, func);
|
|
}
|
|
|
|
static inline int pinmux_pin_get(struct device *dev,
|
|
uint32_t pin,
|
|
uint32_t *func)
|
|
{
|
|
struct pinmux_driver_api *api;
|
|
|
|
api = (struct pinmux_driver_api *) dev->driver_api;
|
|
return api->get(dev, pin, func);
|
|
}
|
|
|
|
static inline int pinmux_pin_pullup(struct device *dev,
|
|
uint32_t pin,
|
|
uint8_t func)
|
|
{
|
|
struct pinmux_driver_api *api;
|
|
|
|
api = (struct pinmux_driver_api *) dev->driver_api;
|
|
return api->pullup(dev, pin, func);
|
|
}
|
|
|
|
static inline int pinmux_pin_input_enable(struct device *dev,
|
|
uint32_t pin,
|
|
uint8_t func)
|
|
{
|
|
struct pinmux_driver_api *api;
|
|
|
|
api = (struct pinmux_driver_api *) dev->driver_api;
|
|
return api->input(dev, pin, func);
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
*
|
|
* @}
|
|
*/
|
|
|
|
#endif /* __INCLUDE_PINMUX_H */
|