diff options
| author | Jerry Huang <Chang-Ming.Huang@freescale.com> | 2010-08-10 18:01:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-11 08:59:05 -0700 |
| commit | c4512f79dcb236c8dc2afae176a0dc520096f0bc (patch) | |
| tree | 4aced8cb26bae4256e538c6a35679d31c60d7dc2 /drivers/mmc/host/sdhci.h | |
| parent | 9bea3c850dbff2296892298614388bdc71ad2170 (diff) | |
sdhci: add auto CMD12 support for eSDHC driver
Add auto CMD12 command support for eSDHC driver. This is needed by P4080
and P1022 for block read/write. Manual asynchronous CMD12 abort operation
causes protocol violations on these silicons.
Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Signed-off-by: Roy Zang <tie-fei.zang@freescale.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index ff070a309f8d..036cfae76368 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -243,6 +243,8 @@ struct sdhci_host { #define SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC (1<<26) /* Controller is missing device caps. Use caps provided by host */ #define SDHCI_QUIRK_MISSING_CAPS (1<<27) +/* Controller uses Auto CMD12 command to stop the transfer */ +#define SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 (1<<28) int irq; /* Device IRQ */ void __iomem * ioaddr; /* Mapped address */ |