diff options
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 76e69288632d..54f9d6720f13 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -261,6 +261,7 @@ /* 60-FB reserved */ +#define SDHCI_PRESET_FOR_HIGH_SPEED 0x64 #define SDHCI_PRESET_FOR_SDR12 0x66 #define SDHCI_PRESET_FOR_SDR25 0x68 #define SDHCI_PRESET_FOR_SDR50 0x6A @@ -348,7 +349,8 @@ struct sdhci_adma2_64_desc { /* * Maximum segments assuming a 512KiB maximum requisition size and a minimum - * 4KiB page size. + * 4KiB page size. Note this also allows enough for multiple descriptors in + * case of PAGE_SIZE >= 64KiB. */ #define SDHCI_MAX_SEGS 128 @@ -546,6 +548,7 @@ struct sdhci_host { unsigned int blocks; /* remaining PIO blocks */ int sg_count; /* Mapped sg entries */ + int max_adma; /* Max. length in ADMA descriptor */ void *adma_table; /* ADMA descriptor table */ void *align_buffer; /* Bounce buffer */ |