fsl_wdog.h

/*
 * Copyright (c) 2016, Freescale Semiconductor, Inc.
 * Copyright 2016-2019 NXP
 * All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
#ifndef _FSL_WDOG_H_
#define _FSL_WDOG_H_
 
#include "fsl_common.h"
 
/*******************************************************************************
 * Definitions
 *******************************************************************************/
#define FSL_WDOG_DRIVER_VERSION (MAKE_VERSION(2, 1, 1))
#define WDOG_REFRESH_KEY (0xAAAA5555U)
typedef struct _wdog_work_mode
{
    bool enableWait;  
    bool enableStop;  
    bool enableDebug; 
} wdog_work_mode_t;
 
typedef struct _wdog_config
{
    bool enableWdog;             
    wdog_work_mode_t workMode;   
    bool enableInterrupt;        
    uint16_t timeoutValue;       
    uint16_t interruptTimeValue; 
    bool softwareResetExtension; 
    bool enablePowerDown;        
    bool enableTimeOutAssert;    
} wdog_config_t;
 
enum _wdog_interrupt_enable
{
    kWDOG_InterruptEnable = WDOG_WICR_WIE_MASK 
};
 
enum _wdog_status_flags
{
    kWDOG_RunningFlag       = WDOG_WCR_WDE_MASK,   
    kWDOG_PowerOnResetFlag  = WDOG_WRSR_POR_MASK,  
    kWDOG_TimeoutResetFlag  = WDOG_WRSR_TOUT_MASK, 
    kWDOG_SoftwareResetFlag = WDOG_WRSR_SFTW_MASK, 
    kWDOG_InterruptFlag     = WDOG_WICR_WTIS_MASK  
};
 
/*******************************************************************************
 * API
 *******************************************************************************/
 
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus */
 
void WDOG_GetDefaultConfig(wdog_config_t *config);
 
void WDOG_Init(WDOG_Type *base, const wdog_config_t *config);
 
void WDOG_Deinit(WDOG_Type *base);
 
static inline void WDOG_Enable(WDOG_Type *base)
{
    base->WCR |= WDOG_WCR_WDE_MASK;
}
 
static inline void WDOG_Disable(WDOG_Type *base)
{
    base->WCR &= ~(uint16_t)WDOG_WCR_WDE_MASK;
}
 
static inline void WDOG_TriggerSystemSoftwareReset(WDOG_Type *base)
{
    base->WCR &= ~(uint16_t)WDOG_WCR_SRS_MASK;
}
 
static inline void WDOG_TriggerSoftwareSignal(WDOG_Type *base)
{
    base->WCR &= ~(uint16_t)WDOG_WCR_WDA_MASK;
}
 
static inline void WDOG_EnableInterrupts(WDOG_Type *base, uint16_t mask)
{
    base->WICR |= mask;
}
 
uint16_t WDOG_GetStatusFlags(WDOG_Type *base);
 
void WDOG_ClearInterruptStatus(WDOG_Type *base, uint16_t mask);
 
static inline void WDOG_SetTimeoutValue(WDOG_Type *base, uint16_t timeoutCount)
{
    base->WCR = (base->WCR & (uint16_t)~WDOG_WCR_WT_MASK) | WDOG_WCR_WT(timeoutCount);
}
 
static inline void WDOG_SetInterrputTimeoutValue(WDOG_Type *base, uint16_t timeoutCount)
{
    base->WICR = (base->WICR & ~(uint16_t)WDOG_WICR_WICT_MASK) | WDOG_WICR_WICT(timeoutCount);
}
 
static inline void WDOG_DisablePowerDownEnable(WDOG_Type *base)
{
    base->WMCR &= ~(uint16_t)WDOG_WMCR_PDE_MASK;
}
 
void WDOG_Refresh(WDOG_Type *base);
#if defined(__cplusplus)
}
#endif /* __cplusplus */
 
#endif /* _FSL_WDOG_H_ */