Jaehoon Chung <jh80.chung <at> samsung.com> writes:

> 
> Timeout value is tunable.
> When run read/write operation, sometime returned the timeout error.
> Because the timeout value is too short.

Hello,

I think it is better to fine tune CONFIG_SYS_MMC_MAX_BLK_COUNT.
This gets assigned to mmc->b_max, unless you specifically set
mmc->b_max value during mmc_register().

b_max is important since when you adjust b_max properly,
mmc_bread() and mmc_bwrite() will properly  partition the
read/write operation (in b_max blocks) so that the timeout
does not occur.

All the best,
Rommel

(replying via gmane since i just joined the list)


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