/* BSP clock initialize. Set board system clock 24Mhz.  */
void rt_hw_board_clock_init(void)
/* BSP clock initialize. Set board system clock 24Mhz.  */
void rt_hw_board_clock_init(void)
{
    Sysctrl_SetRCHTrim(SysctrlRchFreq24MHz);
    Sysctrl_ClkSourceEnable(SysctrlClkRCH, TRUE);
}