HDSP_ClockModeMaster
if (!(hdsp->control_register & HDSP_ClockModeMaster)) {
if (hdsp->control_register & HDSP_ClockModeMaster)
if (hdsp->control_register & HDSP_ClockModeMaster) {
hdsp->control_register &= ~HDSP_ClockModeMaster;
hdsp->control_register |= HDSP_ClockModeMaster;
hdsp->control_register = HDSP_ClockModeMaster |