/*FUNCTION**********************************************************************
*
* Function Name : CLOCK_SYS_GetCopFreq
* Description : Gets the clock frequency for COP module.
* This function gets the clock frequency for COP moudle.
*
*END**************************************************************************/
uint32_t CLOCK_SYS_GetCopFreq(void)
{
clock_cop_src_t src;
uint32_t freq;
src = CLOCK_HAL_GetCopSrc(SIM);
switch (src)
{
case kClockCopSrcLpoClk:
freq = CLOCK_SYS_GetLpoClockFreq();
break;
case kClockCopSrcMcgIrClk:
freq = CLOCK_HAL_GetInternalRefClk(MCG);
break;
case kClockCopSrcOsc0erClk:
freq = CLOCK_SYS_GetOsc0ExternalRefClockFreq();
break;
case kClockCopSrcBusClk:
freq = CLOCK_SYS_GetBusClockFreq();
break;
default:
freq = 0U;
break;
}
return freq;
}
/*FUNCTION**********************************************************************
*
* Function Name : CLOCK_SYS_GetLptmrFreq
* Description : Gets LPTMRx pre-scaler/glitch filter clock frequency.
* This function gets the LPTMRx pre-scaler/glitch filter clock frequency.
*
*END**************************************************************************/
uint32_t CLOCK_SYS_GetLptmrFreq(uint32_t instance, clock_lptmr_src_t lptmrSrc)
{
uint32_t freq;
switch (lptmrSrc)
{
case kClockLptmrSrcMcgIrClk: /* MCG out clock */
freq = CLOCK_HAL_GetInternalRefClk(MCG);
break;
case kClockLptmrSrcLpoClk: /* LPO clock */
freq = CLOCK_SYS_GetLpoClockFreq();
break;
case kClockLptmrSrcEr32kClk: /* ERCLK32K clock */
freq = CLOCK_SYS_GetExternalRefClock32kFreq();
break;
case kClockLptmrSrcOsc0erClkUndiv: /* OSC0ERCLKUDIV clock */
freq = CLOCK_SYS_GetOsc0ExternalRefClockUndivFreq();
break;
default:
freq = 0U;
break;
}
return freq;
}
/*FUNCTION**********************************************************************
*
* Function Name : CLOCK_SYS_GetExternalRefClockFreq
* Description : Gets the ERCLK32K clock frequency.
* This function gets the external reference (ERCLK32K) clock frequency.
*
*END**************************************************************************/
uint32_t CLOCK_SYS_GetExternalRefClock32kFreq(void)
{
clock_er32k_src_t src;
uint32_t freq;
src = CLOCK_HAL_GetExternalRefClock32kSrc(SIM);
switch (src)
{
case kClockEr32kSrcOsc0: /* OSC 32k clock */
freq = (32768U == g_xtal0ClkFreq) ? 32768U : 0U;
break;
case kClockEr32kSrcRtc: /* RTC 32k clock */
freq = g_xtalRtcClkFreq;
break;
case kClockEr32kSrcLpo: /* LPO clock */
freq = CLOCK_SYS_GetLpoClockFreq();
break;
default:
freq = 0U;
break;
}
return freq;
}
clock_manager_error_code_t CLOCK_SYS_GetFreq(clock_names_t clockName,
uint32_t *frequency)
{
clock_manager_error_code_t returnCode = kClockManagerSuccess;
switch (clockName)
{
case kCoreClock:
case kSystemClock:
*frequency = CLOCK_SYS_GetCoreClockFreq();
break;
case kPlatformClock:
*frequency = CLOCK_SYS_GetSystemClockFreq();
break;
case kBusClock:
*frequency = CLOCK_SYS_GetBusClockFreq();
break;
case kFlexBusClock:
*frequency = CLOCK_SYS_GetFlexbusFreq();
break;
case kFlashClock:
*frequency = CLOCK_SYS_GetFlashClockFreq();
break;
case kOsc32kClock:
*frequency = CLOCK_SYS_GetExternalRefClock32kFreq();
break;
case kOsc0ErClock:
*frequency = CLOCK_SYS_GetOsc0ExternalRefClockFreq();
break;
case kRtcoutClock:
*frequency = CLOCK_SYS_GetRtcOutFreq();
break;
case kMcgFfClock:
*frequency = CLOCK_SYS_GetFixedFreqClockFreq();
break;
case kMcgFllClock:
*frequency = CLOCK_HAL_GetFllClk(MCG_BASE);
break;
case kMcgPll0Clock:
*frequency = CLOCK_HAL_GetPll0Clk(MCG_BASE);
break;
case kMcgOutClock:
*frequency = CLOCK_HAL_GetOutClk(MCG_BASE);
break;
case kMcgIrClock:
*frequency = CLOCK_HAL_GetInternalRefClk(MCG_BASE);
break;
case kLpoClock:
*frequency = CLOCK_SYS_GetLpoClockFreq();
break;
default:
*frequency = 0U;
returnCode = kClockManagerNoSuchClockName;
break;
}
return returnCode;
}
/*FUNCTION**********************************************************************
*
* Function Name : CLOCK_SYS_GetPortFilterFreq
* Description : Gets PORTx digital input filter clock frequency.
* This function gets the PORTx digital input filter clock frequency.
*
*END**************************************************************************/
uint32_t CLOCK_SYS_GetPortFilterFreq(uint32_t instance, clock_port_filter_src_t src)
{
if (kClockPortFilterSrcBusClk == src)
{
return CLOCK_SYS_GetBusClockFreq();
}
else
{
return CLOCK_SYS_GetLpoClockFreq();
}
}
/*FUNCTION**********************************************************************
*
* Function Name : CLOCK_SYS_GetWdogFreq
* Description : Gets watch dog clock frequency.
* This function gets the watch dog clock frequency.
*
*END**************************************************************************/
uint32_t CLOCK_SYS_GetWdogFreq(uint32_t instance, clock_wdog_src_t wdogSrc)
{
if (kClockWdogSrcLpoClk == wdogSrc)
{
return CLOCK_SYS_GetLpoClockFreq();
}
else
{
return CLOCK_SYS_GetBusClockFreq();
}
}
/*FUNCTION**********************************************************************
*
* Function Name : CLOCK_SYS_GetWdogFreq
* Description : Gets watch dog clock frequency.
* This function gets the watch dog clock frequency.
*
*END**************************************************************************/
uint32_t CLOCK_SYS_GetWdogFreq(uint32_t instance, clock_wdog_src_t wdogSrc)
{
if (kClockWdogSrcLpoClk == wdogSrc)
{
return CLOCK_SYS_GetLpoClockFreq();
}
else
{
return CLOCK_HAL_GetInternalRefClk(MCG); /* For KV11Z7, it's MCGIRCLK */
}
}
