HDSPM_DoubleSpeed
HDSPM_DoubleSpeed)
if (hdspm->control_register & HDSPM_DoubleSpeed)
hdspm->control_register &= ~(HDSPM_DoubleSpeed | HDSPM_QuadSpeed);
hdspm->control_register |= HDSPM_DoubleSpeed;
HDSPM_DoubleSpeed|HDSPM_QuadSpeed)
#define HDSPM_Frequency64KHz (HDSPM_DoubleSpeed|HDSPM_Frequency0)
#define HDSPM_Frequency88_2KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1)
#define HDSPM_Frequency96KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1|\
} else if (control & HDSPM_DoubleSpeed) {