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change(sdmmc): disable the logic related to D3 line, it needs to be connected for CMD11 to work

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This commit is contained in:
Ivan Grokhotkov
2024-10-04 18:45:33 +02:00
committed by Armando
parent c9e7d09e0a
commit a8efd39877
1 changed files with 18 additions and 17 deletions
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35
components/esp_driver_sdmmc/src/sdmmc_host.c
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@ -685,19 +685,20 @@ esp_err_t sdmmc_host_init_slot(int slot, const sdmmc_slot_config_t *slot_config)
if (slot_width >= 4) {
configure_pin(slot_gpio->d1, sdmmc_slot_gpio_sig[slot].d1, GPIO_MODE_INPUT_OUTPUT, "d1", use_gpio_matrix);
configure_pin(slot_gpio->d2, sdmmc_slot_gpio_sig[slot].d2, GPIO_MODE_INPUT_OUTPUT, "d2", use_gpio_matrix);
// Force D3 high to make slave enter SD mode.
// Connect to peripheral after width configuration.
if (slot_gpio->d3 > GPIO_NUM_NC) {
gpio_config_t gpio_conf = {
.pin_bit_mask = BIT64(slot_gpio->d3),
.mode = GPIO_MODE_OUTPUT,
.pull_up_en = 0,
.pull_down_en = 0,
.intr_type = GPIO_INTR_DISABLE,
};
gpio_config(&gpio_conf);
gpio_set_level(slot_gpio->d3, 1);
}
configure_pin(slot_gpio->d3, sdmmc_slot_gpio_sig[slot].d3, GPIO_MODE_INPUT_OUTPUT, "d3", use_gpio_matrix);
// // Force D3 high to make slave enter SD mode.
// // Connect to peripheral after width configuration.
// if (slot_gpio->d3 > GPIO_NUM_NC) {
// gpio_config_t gpio_conf = {
// .pin_bit_mask = BIT64(slot_gpio->d3),
// .mode = GPIO_MODE_OUTPUT,
// .pull_up_en = 0,
// .pull_down_en = 0,
// .intr_type = GPIO_INTR_DISABLE,
// };
// gpio_config(&gpio_conf);
// gpio_set_level(slot_gpio->d3, 1);
// }
}
if (slot_width == 8) {
configure_pin(slot_gpio->d4, sdmmc_slot_gpio_sig[slot].d4, GPIO_MODE_INPUT_OUTPUT, "d4", use_gpio_matrix);
@ -892,12 +893,12 @@ esp_err_t sdmmc_host_set_bus_width(int slot, size_t width)
sdmmc_ll_set_card_width(s_host_ctx.hal.dev, slot, SD_BUS_WIDTH_1_BIT);
} else if (width == 4) {
sdmmc_ll_set_card_width(s_host_ctx.hal.dev, slot, SD_BUS_WIDTH_4_BIT);
// D3 was set to GPIO high to force slave into SD mode, until 4-bit mode is set
configure_pin(s_host_ctx.slot_ctx[slot].slot_gpio_num.d3, sdmmc_slot_gpio_sig[slot].d3, GPIO_MODE_INPUT_OUTPUT, "d3", s_host_ctx.slot_ctx[slot].use_gpio_matrix);
// // D3 was set to GPIO high to force slave into SD mode, until 4-bit mode is set
// configure_pin(s_host_ctx.slot_ctx[slot].slot_gpio_num.d3, sdmmc_slot_gpio_sig[slot].d3, GPIO_MODE_INPUT_OUTPUT, "d3", s_host_ctx.slot_ctx[slot].use_gpio_matrix);
} else if (width == 8) {
sdmmc_ll_set_card_width(s_host_ctx.hal.dev, slot, SD_BUS_WIDTH_8_BIT);
// D3 was set to GPIO high to force slave into SD mode, until 4-bit mode is set
configure_pin(s_host_ctx.slot_ctx[slot].slot_gpio_num.d3, sdmmc_slot_gpio_sig[slot].d3, GPIO_MODE_INPUT_OUTPUT, "d3", s_host_ctx.slot_ctx[slot].use_gpio_matrix);
// // D3 was set to GPIO high to force slave into SD mode, until 4-bit mode is set
// configure_pin(s_host_ctx.slot_ctx[slot].slot_gpio_num.d3, sdmmc_slot_gpio_sig[slot].d3, GPIO_MODE_INPUT_OUTPUT, "d3", s_host_ctx.slot_ctx[slot].use_gpio_matrix);
} else {
return ESP_ERR_INVALID_ARG;
}