gpio.h

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/*
 * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the
 * distribution.
 *
 * Neither the name of Texas Instruments Incorporated nor the names of
 * its contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#ifndef  GPIO_V0_H_
#define  GPIO_V0_H_

/* ========================================================================== */
/*                             Include Files                                  */
/* ========================================================================== */

#include <ti/csl/src/ip/gpio/V0/cslr_gpio.h>

#ifdef __cplusplus
extern "C" {
#endif
/* ========================================================================== */
/*                             Macros & Typedefs                              */
/* ========================================================================== */

#define GPIO_PIN_LOW                     (0x0U)

#define GPIO_PIN_HIGH                    (0x1U)

#define GPIO_OE_OUTPUTEN_N_ENABLED       (0U)

#define GPIO_OE_OUTPUTEN_N_DISABLED      (1U)

#define GPIO_PIN_MASK_ALL   0xFF

typedef uint32_t gpioIntrMask_t;
#define GPIO_INTR_MASK_NO_EDGE              (0x01U)

#define GPIO_INTR_MASK_RISE_EDGE            (0x02U)

#define GPIO_INTR_MASK_FALL_EDGE            (0x04U)

#define GPIO_INTR_MASK_BOTH_EDGE            (0x08U)

/* @} */

typedef uint32_t gpioDirection_t;
#define GPIO_DIRECTION_INPUT                (GPIO_OE_OUTPUTEN_N_DISABLED)

#define GPIO_DIRECTION_OUTPUT               (GPIO_OE_OUTPUTEN_N_ENABLED)

/* @} */

/* ========================================================================== */
/*                         Structures and Enums                               */
/* ========================================================================== */

typedef struct gpioContext
{
    uint32_t ctrl;
    uint32_t dir;
    uint32_t data;
}gpioContext_t;

/* ========================================================================== */
/*                         Global Variables Declarations                      */
/* ========================================================================== */

/* None */

/* ========================================================================== */
/*                          Function Declarations                             */
/* ========================================================================== */

void GPIOSetDirMode_v0(uint32_t baseAddr,
                       uint32_t pinNumber,
                       uint32_t pinDirection);


void GPIOPinWrite_v0(uint32_t baseAddr,
                     uint32_t pinNumber,
                     uint32_t pinValue);

uint32_t GPIOPinRead_v0(uint32_t baseAddr, uint32_t pinNumber);


uint32_t GPIOPinOutValueRead_v0(uint32_t baseAddr, uint32_t pinNumber);


void GPIOSetIntrType_v0(uint32_t baseAddr, uint32_t pinNumber, uint32_t eventType);


void GPIOIntrEnable_v0(uint32_t baseAddr, uint32_t pinNumber, uint32_t eventType);

void GPIOIntrDisable_v0(uint32_t baseAddr, uint32_t pinNumber);

uint32_t GPIOIntrStatus_v0(uint32_t baseAddr, uint32_t pinNumber);

void GPIOIntrStatusMask_v0(uint32_t baseAddr, uint32_t bankIdx, uint32_t *intrStatusMask);

void GPIOIntrClear_v0(uint32_t baseAddr, uint32_t pinNumber);

void GPIOIntrClearMask_v0(uint32_t baseAddr, uint32_t bankIdx, uint32_t pinMask);

#ifdef __cplusplus
}
#endif

#endif  /* #ifndef GPIO_V0_H_ */