uint32_t CLOCK_GetOutClkFreq(void)
{
uint32_t mcgoutclk;
uint32_t clkst = MCG_S_CLKST_VAL;
switch (clkst)
{
case kMCG_ClkOutStatPll:
mcgoutclk = CLOCK_GetPll0Freq();
break;
case kMCG_ClkOutStatFll:
mcgoutclk = CLOCK_GetFllFreq();
break;
case kMCG_ClkOutStatInt:
mcgoutclk = CLOCK_GetInternalRefClkSelectFreq();
break;
case kMCG_ClkOutStatExt:
mcgoutclk = CLOCK_GetMcgExtClkFreq();
break;
default:
mcgoutclk = 0U;
break;
}
return mcgoutclk;
}
uint32_t CLOCK_GetFreq(clock_name_t clockName)
{
uint32_t freq;
switch (clockName)
{
case kCLOCK_CoreSysClk:
case kCLOCK_PlatClk:
freq = CLOCK_GetOutClkFreq() / (SIM_CLKDIV1_OUTDIV1_VAL + 1);
break;
case kCLOCK_BusClk:
freq = CLOCK_GetOutClkFreq() / (SIM_CLKDIV1_OUTDIV2_VAL + 1);
break;
case kCLOCK_FlexBusClk:
freq = CLOCK_GetOutClkFreq() / (SIM_CLKDIV1_OUTDIV3_VAL + 1);
break;
case kCLOCK_FlashClk:
freq = CLOCK_GetOutClkFreq() / (SIM_CLKDIV1_OUTDIV4_VAL + 1);
break;
case kCLOCK_PllFllSelClk:
freq = CLOCK_GetPllFllSelClkFreq();
break;
case kCLOCK_Er32kClk:
freq = CLOCK_GetEr32kClkFreq();
break;
case kCLOCK_Osc0ErClk:
freq = CLOCK_GetOsc0ErClkFreq();
break;
case kCLOCK_McgFixedFreqClk:
freq = CLOCK_GetFixedFreqClkFreq();
break;
case kCLOCK_McgInternalRefClk:
freq = CLOCK_GetInternalRefClkFreq();
break;
case kCLOCK_McgFllClk:
freq = CLOCK_GetFllFreq();
break;
case kCLOCK_McgPll0Clk:
freq = CLOCK_GetPll0Freq();
break;
case kCLOCK_McgIrc48MClk:
freq = MCG_INTERNAL_IRC_48M;
break;
case kCLOCK_LpoClk:
freq = LPO_CLK_FREQ;
break;
default:
freq = 0U;
break;
}
return freq;
}
uint32_t CLOCK_GetPllFllSelClkFreq(void)
{
uint32_t freq;
switch (SIM_SOPT2_PLLFLLSEL_VAL)
{
case 0U: /* FLL. */
freq = CLOCK_GetFllFreq();
break;
case 1U: /* PLL. */
freq = CLOCK_GetPll0Freq();
break;
default:
freq = 0U;
break;
}
return freq;
}
uint32_t CLOCK_GetFreq(clock_name_t clockName)
{
uint32_t freq;
switch (clockName)
{
case kCLOCK_CoreSysClk:
case kCLOCK_PlatClk:
freq = CLOCK_GetOutClkFreq() / (SIM_CLKDIV1_OUTDIV1_VAL + 1);
break;
case kCLOCK_BusClk:
case kCLOCK_FlashClk:
freq = CLOCK_GetOutClkFreq() / (SIM_CLKDIV1_OUTDIV1_VAL + 1);
freq /= (SIM_CLKDIV1_OUTDIV4_VAL + 1);
break;
case kCLOCK_Er32kClk:
freq = CLOCK_GetEr32kClkFreq();
break;
case kCLOCK_McgFixedFreqClk:
freq = CLOCK_GetFixedFreqClkFreq();
break;
case kCLOCK_McgInternalRefClk:
freq = CLOCK_GetInternalRefClkFreq();
break;
case kCLOCK_McgFllClk:
freq = CLOCK_GetFllFreq();
break;
case kCLOCK_LpoClk:
freq = LPO_CLK_FREQ;
break;
case kCLOCK_Osc0ErClk:
/* Please call CLOCK_SetXtal0Freq base on board setting before using OSC0 clock. */
assert(g_xtal0Freq);
freq = g_xtal0Freq;
break;
default:
freq = 0U;
break;
}
return freq;
}
