/* Get the MCG FLL reference clock frequency. 
Get the current MCG FLL reference clock frequency in Hz. It is the frequency select by MCG_C1. This is an internal function. */
static uint32_t CLOCK_GetFllRefClkFreq(void)
/* Get the MCG FLL reference clock frequency. 
Get the current MCG FLL reference clock frequency in Hz. It is the frequency select by MCG_C1. This is an internal function. */
static uint32_t CLOCK_GetFllRefClkFreq(void)
{
    if (kMCG_FllSrcExternal == MCG_S_IREFST_VAL)
    {
        return CLOCK_GetFllExtRefClkFreq();
    }
    else
    {
        return s_slowIrcFreq;
    }
}