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[ARM] 3531/1: i.MX/MX1 SD/MMC ensure, that clock are stopped before new command and cleanups

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Patch from Pavel Pisa

There has been problems that for some paths that clock are not stopped
during new command programming and initiation. Result is issuing
of incorrect command to the card. Some other problems are cleaned too.
Noisy report of known ERRATUM #4 has been suppressed.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Pavel Pisa 2006-05-19 21:48:03 +01:00 • committed by Russell King
parent a54c9d30db
commit 2c171bf134
7 changed files with 26 additions and 19 deletions
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include/linux/mmc/mmc.h
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@ -69,6 +69,7 @@ struct mmc_data {
unsigned int timeout_ns; /* data timeout (in ns, max 80ms) */
unsigned int timeout_clks; /* data timeout (in clocks) */
unsigned int blksz_bits; /* data block size */
unsigned int blksz; /* data block size */
unsigned int blocks; /* number of blocks */
unsigned int error; /* data error */
unsigned int flags;