fsl_wdog32.h

/*
 * Copyright (c) 2015, Freescale Semiconductor, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * o Redistributions of source code must retain the above copyright notice, this list
 *   of conditions and the following disclaimer.
 *
 * o 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.
 *
 * o Neither the name of Freescale Semiconductor, Inc. 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 HOLDER 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 _FSL_WDOG32_H_
#define _FSL_WDOG32_H_

#include "fsl_common.h"
/*******************************************************************************
 * Definitions
 *******************************************************************************/

#define FSL_WDOG32_DRIVER_VERSION (MAKE_VERSION(2, 0, 0)) 
typedef enum _wdog32_clock_source
{
    kWDOG32_ClockSource0 = 0U, 
    kWDOG32_ClockSource1 = 1U, 
    kWDOG32_ClockSource2 = 2U, 
    kWDOG32_ClockSource3 = 3U, 
} wdog32_clock_source_t;

typedef enum _wdog32_clock_prescaler
{
    kWDOG32_ClockPrescalerDivide1 = 0x0U,   
    kWDOG32_ClockPrescalerDivide256 = 0x1U, 
} wdog32_clock_prescaler_t;

typedef struct _wdog32_work_mode
{
    bool enableWait;  
    bool enableStop;  
    bool enableDebug; 
} wdog32_work_mode_t;

typedef enum _wdog32_test_mode
{
    kWDOG32_TestModeDisabled = 0U, 
    kWDOG32_UserModeEnabled = 1U,  
    kWDOG32_LowByteTest = 2U,      
    kWDOG32_HighByteTest = 3U,     
} wdog32_test_mode_t;

typedef struct _wdog32_config
{
    bool enableWdog32;                  
    wdog32_clock_source_t clockSource;  
    wdog32_clock_prescaler_t prescaler; 
    wdog32_work_mode_t workMode;        
    wdog32_test_mode_t testMode;        
    bool enableUpdate;                  
    bool enableInterrupt;               
    bool enableWindowMode;              
    uint16_t windowValue;               
    uint16_t timeoutValue;              
} wdog32_config_t;

enum _wdog32_interrupt_enable_t
{
    kWDOG32_InterruptEnable = WDOG_CS_INT_MASK, 
};

enum _wdog32_status_flags_t
{
    kWDOG32_RunningFlag = WDOG_CS_EN_MASK,    
    kWDOG32_InterruptFlag = WDOG_CS_FLG_MASK, 
};

/*******************************************************************************
 * API
 *******************************************************************************/

#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus */

void WDOG32_GetDefaultConfig(wdog32_config_t *config);

void WDOG32_Init(WDOG_Type *base, const wdog32_config_t *config);

void WDOG32_Deinit(WDOG_Type *base);

/* @} */

static inline void WDOG32_Enable(WDOG_Type *base)
{
    base->CS |= WDOG_CS_EN_MASK;
}

static inline void WDOG32_Disable(WDOG_Type *base)
{
    base->CS &= ~WDOG_CS_EN_MASK;
}

static inline void WDOG32_EnableInterrupts(WDOG_Type *base, uint32_t mask)
{
    base->CS |= mask;
}

static inline void WDOG32_DisableInterrupts(WDOG_Type *base, uint32_t mask)
{
    base->CS &= ~mask;
}

uint32_t inline WDOG32_GetStatusFlags(WDOG_Type *base)
{
    return (base->CS & (WDOG_CS_EN_MASK | WDOG_CS_FLG_MASK));
}

void WDOG32_ClearStatusFlags(WDOG_Type *base, uint32_t mask);

static inline void WDOG32_SetTimeoutValue(WDOG_Type *base, uint16_t timeoutCount)
{
    base->TOVAL = timeoutCount;
}

static inline void WDOG32_SetWindowValue(WDOG_Type *base, uint16_t windowValue)
{
    base->WIN = windowValue;
}

static inline void WDOG32_Unlock(WDOG_Type *base)
{
    base->CNT = WDOG_UPDATE_KEY;
}

static inline void WDOG32_Refresh(WDOG_Type *base)
{
    base->CNT = WDOG_REFRESH_KEY;
}

static inline uint16_t WDOG32_GetCounterValue(WDOG_Type *base)
{
    return base->CNT;
}

#if defined(__cplusplus)
}
#endif /* __cplusplus */

#endif /* _FSL_WDOG32_H_ */