While speed mode is changed, CMD13 cannot be guaranteed.
authorlintao <lintao@rock-chips.com>
Sat, 7 Sep 2013 08:00:18 +0000 (16:00 +0800)
committerlintao <lintao@rock-chips.com>
Sat, 7 Sep 2013 08:00:18 +0000 (16:00 +0800)
commit951050f91d92893d3eaad172d57614960085379d
treebc05d0dfcc9c2041779923c82a96601e94ae6057
parent1156a07ff80181d38c79c4cb49eb339e0ce8fb10
While speed mode is changed, CMD13 cannot be guaranteed.
According to the spec., it is not recommended to use CMD13
to check the busy completion of the timing change.
If CMD13 is used in this case, CRC error must be ignored.
drivers/mmc/core/mmc_ops.c