diff options
| author | yangbo lu <yangbo.lu@nxp.com> | 2017-04-20 11:14:42 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 22:42:26 +0300 |
| commit | ba49cbd0936e12eac245c0fb420a291e8505f639 (patch) | |
| tree | a31cacf823725a4229374e6e73ca7a42e5bce441 /drivers/mmc/host/sdhci-esdhc.h | |
| parent | ea35645a3c66a74af92d3bbb4eb131220fc3e58a (diff) | |
| download | linux-ba49cbd0936e12eac245c0fb420a291e8505f639.tar.xz | |
mmc: sdhci-of-esdhc: add tuning support
eSDHC uses tuning block for tuning procedure. So the tuning
block control register must be configured properly before tuning.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-esdhc.h')
| -rw-r--r-- | drivers/mmc/host/sdhci-esdhc.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc.h b/drivers/mmc/host/sdhci-esdhc.h index 68695679fed5..c4bbd7485987 100644 --- a/drivers/mmc/host/sdhci-esdhc.h +++ b/drivers/mmc/host/sdhci-esdhc.h @@ -53,9 +53,14 @@ #define ESDHC_CLOCK_HCKEN 0x00000002 #define ESDHC_CLOCK_IPGEN 0x00000001 +/* Tuning Block Control Register */ +#define ESDHC_TBCTL 0x120 +#define ESDHC_TB_EN 0x00000004 + /* Control Register for DMA transfer */ #define ESDHC_DMA_SYSCTL 0x40c #define ESDHC_PERIPHERAL_CLK_SEL 0x00080000 +#define ESDHC_FLUSH_ASYNC_FIFO 0x00040000 #define ESDHC_DMA_SNOOP 0x00000040 #endif /* _DRIVERS_MMC_SDHCI_ESDHC_H */ |