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sdmmc: I/O phase adjustments

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1. Fix incorrect meaning of SDMMC.clock bits, synchronize the names
   with the TRM.
2. Choose input and output phases to satisfy typical timing
   requirements.
3. Move use_hold_reg setting into the host driver, since it is related
   to timing.

Closes https://github.com/espressif/esp-idf/issues/8521
Related to https://github.com/espressif/esp-idf/issues/8257
This commit is contained in:
Ivan Grokhotkov
2022-03-12 00:53:43 +01:00
committed by Armando
parent ad46b43c2c
commit e9badf51c7
4 changed files with 21 additions and 23 deletions
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1
components/driver/sdmmc/sdmmc_transaction.c
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@@ -305,7 +305,6 @@ static sdmmc_hw_cmd_t make_hw_cmd(sdmmc_command_t* cmd)
if (cmd->flags & SCF_RSP_CRC) {
res.check_response_crc = 1;
}
res.use_hold_reg = 1;
if (cmd->data) {
res.data_expected = 1;
if ((cmd->flags & SCF_CMD_READ) == 0) {