SDHCI_SIGNALING_330
if (!(host->flags & SDHCI_SIGNALING_330))
host->flags &= ~SDHCI_SIGNALING_330;
host->flags &= ~SDHCI_SIGNALING_330;
if (!(host->flags & SDHCI_SIGNALING_330))
host->flags = SDHCI_SIGNALING_330;
host->flags &= ~SDHCI_SIGNALING_330;