SPRESENSE e4b50c4ba0 drivers/mmcsd: Fix minor bugs
- Add missing cancel process when the send command fails
- Make it possible to recover from SD initialization error
- Reduce time in changing transfer mode to 5msec from 500msec.
  Replace usleep function instead of up_udelay in other to avoid
  blocking other tasks from working.
2020-07-22 09:51:54 -05:00
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2018-04-20 15:55:16 -06:00
2020-07-22 09:51:54 -05:00