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| author | Gerald Kerma <drEagle@doukki.net> | 2014-12-13 21:35:32 +0100 |
|---|---|---|
| committer | Pantelis Antoniou <pantelis.antoniou@konsulko.com> | 2015-01-06 10:10:04 +0200 |
| commit | 28d27b79e33dea24b0fb29cf7ff6e88dfb18f030 (patch) | |
| tree | f20b95f267f6f70f9c715a8b713388df7ca19fd1 /include/mvebu_mmc.h | |
| parent | 2591fbdba3bbae92366d0a4f20fbaf4aa0f9f65c (diff) | |
| download | u-boot-imx-28d27b79e33dea24b0fb29cf7ff6e88dfb18f030.zip u-boot-imx-28d27b79e33dea24b0fb29cf7ff6e88dfb18f030.tar.gz u-boot-imx-28d27b79e33dea24b0fb29cf7ff6e88dfb18f030.tar.bz2 | |
MVEBUMMC : Speed up access time
Get about 40x faster access on SHEEVAPLUG MMC
Fix some SD type compatibility
Changes in v3:
- fix the HW_STATE (from linux mvsdio)
- review delays and timeouts
Changes in v2:
- increase number of loops
- remove initial delay
Changes in v1:
- review all loops, delays and timeouts
Signed-off-by: Gérald Kerma <drEagle@doukki.net>
Acked-by: Pantelis Antoniou <panto@antoniou-consulting.com>
Diffstat (limited to 'include/mvebu_mmc.h')
| -rw-r--r-- | include/mvebu_mmc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/mvebu_mmc.h b/include/mvebu_mmc.h index 28d98fe..7fb71f7 100644 --- a/include/mvebu_mmc.h +++ b/include/mvebu_mmc.h @@ -79,6 +79,7 @@ #define CMD_INHIBIT (1 << 0) #define CMD_TXACTIVE (1 << 8) #define CMD_RXACTIVE (1 << 9) +#define CMD_FIFO_EMPTY (1 << 13) #define CMD_AUTOCMD12ACTIVE (1 << 14) #define CMD_BUS_BUSY (CMD_AUTOCMD12ACTIVE | \ CMD_RXACTIVE | \ |