components/soc/esp32/sdio_slave_periph.c (ESP-IDF)

/* * SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #include <stdint.h> #include "soc/sdio_slave_periph.h" #include "soc/gpio_periph.h" /** * I/O slot of sdio slave: * Slot 0: GPIO 6, 11, 7, 8, 9, 10. * Slot 1: GPIO 14, 15, 2, 4, 12, 13 for CLK, CMD, D0, D1, D2, D3 respectively. * * @note 1: Only one peripheral for SDIO and only one slot can work at the same time. * @note 2: Slot 0 is occupied by SPI for Flash, therefore we only use Slot 1 */ const sdio_slave_slot_info_t sdio_slave_slot_info[1] = { { .clk_gpio = SDIO_SLAVE_SLOT1_IOMUX_PIN_NUM_CLK, .cmd_gpio = SDIO_SLAVE_SLOT1_IOMUX_PIN_NUM_CMD, .d0_gpio = SDIO_SLAVE_SLOT1_IOMUX_PIN_NUM_D0, .d1_gpio = SDIO_SLAVE_SLOT1_IOMUX_PIN_NUM_D1, .d2_gpio = SDIO_SLAVE_SLOT1_IOMUX_PIN_NUM_D2, .d3_gpio = SDIO_SLAVE_SLOT1_IOMUX_PIN_NUM_D3, .func = SDIO_SLAVE_SLOT1_FUNC, }, };