/***************************************************************************//**
* @brief
* Clear the reset cause register.
*
* @details
* This function clears all the reset cause bits of the RSTCAUSE register.
* The reset cause bits must be cleared by SW before a new reset occurs,
* otherwise reset causes may accumulate. See @ref RMU_ResetCauseGet().
******************************************************************************/
void RMU_ResetCauseClear(void)
{
RMU->CMD = RMU_CMD_RCCLR;
#if defined(EMU_AUXCTRL_HRCCLR)
{
uint32_t locked;
/* Clear some reset causes not cleared with RMU CMD register */
/* (If EMU registers locked, they must be unlocked first) */
locked = EMU->LOCK & EMU_LOCK_LOCKKEY_LOCKED;
if (locked)
{
EMU_Unlock();
}
BUS_RegBitWrite(&(EMU->AUXCTRL), _EMU_AUXCTRL_HRCCLR_SHIFT, 1);
BUS_RegBitWrite(&(EMU->AUXCTRL), _EMU_AUXCTRL_HRCCLR_SHIFT, 0);
if (locked)
{
EMU_Lock();
}
}
#endif
}
/***************************************************************************//**
* @brief
* Clear the reset cause register.
******************************************************************************/
void RMU_ResetCauseClear(void)
{
uint32_t locked;
RMU->CMD = RMU_CMD_RCCLR;
/* Clear some reset causes not cleared with RMU CMD register */
/* (If EMU registers locked, they must be unlocked first) */
locked = EMU->LOCK & EMU_LOCK_LOCKKEY_LOCKED;
if (locked)
{
EMU_Unlock();
}
BITBAND_Peripheral(&(EMU->AUXCTRL), 0, 1);
BITBAND_Peripheral(&(EMU->AUXCTRL), 0, 0);
if (locked)
{
EMU_Lock();
}
}
