SCDC_TMDS_BIT_CLOCK_RATIO_BY_40
config |= SCDC_TMDS_BIT_CLOCK_RATIO_BY_40;
config &= ~SCDC_TMDS_BIT_CLOCK_RATIO_BY_40;
if (!!(config & SCDC_TMDS_BIT_CLOCK_RATIO_BY_40) ==
scdc &= ~(SCDC_TMDS_BIT_CLOCK_RATIO_BY_40 | SCDC_SCRAMBLING_ENABLE);
scdc |= SCDC_TMDS_BIT_CLOCK_RATIO_BY_40;