diff --git a/components/esp_driver_sdmmc/src/sdmmc_host.c b/components/esp_driver_sdmmc/src/sdmmc_host.c index 9a480cbbfb..fe61d0de89 100644 --- a/components/esp_driver_sdmmc/src/sdmmc_host.c +++ b/components/esp_driver_sdmmc/src/sdmmc_host.c @@ -667,14 +667,21 @@ esp_err_t sdmmc_host_init_slot(int slot, const sdmmc_slot_config_t *slot_config) if (slot == 0) { #if !SDMMC_LL_SLOT_SUPPORT_GPIO_MATRIX(0) - if (use_gpio_matrix && - SDMMC_SLOT0_IOMUX_PIN_NUM_CLK == slot_config->clk && - SDMMC_SLOT0_IOMUX_PIN_NUM_CMD == slot_config->cmd && - SDMMC_SLOT0_IOMUX_PIN_NUM_D0 == slot_config->d0 && - SDMMC_SLOT0_IOMUX_PIN_NUM_D1 == slot_config->d1 && - SDMMC_SLOT0_IOMUX_PIN_NUM_D2 == slot_config->d2 && - SDMMC_SLOT0_IOMUX_PIN_NUM_D3 == slot_config->d3) { - use_gpio_matrix = false; + if (use_gpio_matrix) { + if (slot_width >= 1) { + if (SDMMC_SLOT0_IOMUX_PIN_NUM_CLK == slot_config->clk && SDMMC_SLOT0_IOMUX_PIN_NUM_CMD == slot_config->cmd && SDMMC_SLOT0_IOMUX_PIN_NUM_D0 == slot_config->d0) { + use_gpio_matrix = false; + } else { + use_gpio_matrix = true; + } + } + if (slot_width >= 4) { + if (SDMMC_SLOT0_IOMUX_PIN_NUM_D1 == slot_config->d1 && SDMMC_SLOT0_IOMUX_PIN_NUM_D2 == slot_config->d2 && SDMMC_SLOT0_IOMUX_PIN_NUM_D3 == slot_config->d3) { + use_gpio_matrix = false; + } else { + use_gpio_matrix = true; + } + } } else { ESP_RETURN_ON_FALSE(!use_gpio_matrix, ESP_ERR_INVALID_ARG, TAG, "doesn't support routing from GPIO matrix, driver uses dedicated IOs"); }