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send bus initialization bits before MMC_GO_IDLE_STATE command to initialize card after poweron

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James Sarrett 2017-05-11 00:10:52 -07:00 committed by Anton Maklakov
parent 157749c77b
commit b772024699
1 changed files with 2 additions and 0 deletions
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2
components/driver/sdmmc_transaction.c
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@ -215,6 +215,8 @@ static sdmmc_hw_cmd_t make_hw_cmd(sdmmc_command_t* cmd)
res.cmd_index = cmd->opcode; res.cmd_index = cmd->opcode;
if (cmd->opcode == MMC_STOP_TRANSMISSION) { if (cmd->opcode == MMC_STOP_TRANSMISSION) {
res.stop_abort_cmd = 1; res.stop_abort_cmd = 1;
} else if (cmd->opcode == MMC_GO_IDLE_STATE) {
res.send_init = 1;
} else { } else {
res.wait_complete = 1; res.wait_complete = 1;
} }