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fix(sdmmc): fix sdmmc initialization issue in caused by CMD52 CRC error

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sonika.rathi
2025-06-24 13:48:38 +02:00
parent de2e218a3a
commit b9e276ff94
1 changed files with 4 additions and 1 deletions
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5
components/sdmmc/sdmmc_io.c
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@@ -66,9 +66,12 @@ esp_err_t sdmmc_io_reset(sdmmc_card_t* card)
{ {
uint8_t sdio_reset = CCCR_CTL_RES; uint8_t sdio_reset = CCCR_CTL_RES;
esp_err_t err = sdmmc_io_rw_direct(card, 0, SD_IO_CCCR_CTL, SD_ARG_CMD52_WRITE, &sdio_reset); esp_err_t err = sdmmc_io_rw_direct(card, 0, SD_IO_CCCR_CTL, SD_ARG_CMD52_WRITE, &sdio_reset);
if (err == ESP_ERR_TIMEOUT || (host_is_spi(card) && err == ESP_ERR_NOT_SUPPORTED)) { if (err == ESP_ERR_TIMEOUT || (host_is_spi(card) && err == ESP_ERR_NOT_SUPPORTED) || err == ESP_ERR_INVALID_CRC) {
/* Non-IO cards are allowed to time out (in SD mode) or /* Non-IO cards are allowed to time out (in SD mode) or
* return "invalid command" error (in SPI mode). * return "invalid command" error (in SPI mode).
* CRC errors are also allowed as the card may be in a state where
* CRC is enabled from a previous session, especially after ESP32 restart
* without power cycling the SD card.
*/ */
} else if (err == ESP_ERR_NOT_FOUND) { } else if (err == ESP_ERR_NOT_FOUND) {
ESP_LOGD(TAG, "%s: card not present", __func__); ESP_LOGD(TAG, "%s: card not present", __func__);