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| author | Adrian Hunter | 2014-11-04 11:42:44 +0100 |
|---|---|---|
| committer | Ulf Hansson | 2014-11-10 12:40:52 +0100 |
| commit | 739d46dcc24d9fabeed1dea6705d2c7f444b092c (patch) | |
| tree | cc6efab626bc17f1735635265d65f08144a56055 /drivers/mmc/host/sdhci.h | |
| parent | mmc: sdhci: Define maximum segments (diff) | |
| download | kernel-qcow2-linux-739d46dcc24d9fabeed1dea6705d2c7f444b092c.tar.gz kernel-qcow2-linux-739d46dcc24d9fabeed1dea6705d2c7f444b092c.tar.xz kernel-qcow2-linux-739d46dcc24d9fabeed1dea6705d2c7f444b092c.zip | |
mmc: sdhci: Define ADMA constants
Define all the ADMA constants instead of having numbers
scattered throughout the code.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 6ae75cdd5f41..823cce177498 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -266,6 +266,16 @@ #define SDHCI_DEFAULT_BOUNDARY_SIZE (512 * 1024) #define SDHCI_DEFAULT_BOUNDARY_ARG (ilog2(SDHCI_DEFAULT_BOUNDARY_SIZE) - 12) +/* ADMA2 32-bit DMA descriptor size */ +#define SDHCI_ADMA2_32_DESC_SZ 8 + +/* ADMA2 32-bit DMA alignment */ +#define SDHCI_ADMA2_32_ALIGN 4 + +#define ADMA2_TRAN_VALID 0x21 +#define ADMA2_NOP_END_VALID 0x3 +#define ADMA2_END 0x2 + /* * Maximum segments assuming a 512KiB maximum requisition size and a minimum * 4KiB page size. |