diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 0ad412a4876fae403a1a2cdd1a75e7761c809fac..5cf35e5ae2679e0a67ca9c7ee0eb52ec66a69493 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -3164,7 +3164,8 @@ int sdhci_add_host(struct sdhci_host *host) /* Auto-CMD23 stuff only works in ADMA or PIO. */ if ((host->version >= SDHCI_SPEC_300) && ((host->flags & SDHCI_USE_ADMA) || - !(host->flags & SDHCI_USE_SDMA))) { + !(host->flags & SDHCI_USE_SDMA)) && + !(host->quirks2 & SDHCI_QUIRK2_ACMD23_BROKEN)) { host->flags |= SDHCI_AUTO_CMD23; DBG("%s: Auto-CMD23 available\n", mmc_hostname(mmc)); } else { diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index c3e3db19673811a9d8c832da4001171525d40925..1bafb1e7716ecd1ab2203a5d4d0e3a7fb13c24ae 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -115,6 +115,8 @@ struct sdhci_host { #define SDHCI_QUIRK2_TUNING_WORK_AROUND (1<<12) /* disable the block count for single block transactions */ #define SDHCI_QUIRK2_SUPPORT_SINGLE (1<<13) +/* Controller broken with using ACMD23 */ +#define SDHCI_QUIRK2_ACMD23_BROKEN (1<<14) int irq; /* Device IRQ */ void __iomem *ioaddr; /* Mapped address */