esp-idf/components/soc/esp32/sdmmc_periph.c
michael 5b37a96ddc feature(sdio): allow to enable internal pullups of the SDIO host and slave as a debug feature
NOTE: the internal pullups are not totally reliable, please do add external pullups on your bus.
2018-06-14 12:04:22 +08:00

50 lines
2.0 KiB
C

// Copyright 2015-2018 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "soc/sdmmc_periph.h"
const sdmmc_slot_info_t sdmmc_slot_info[2] = {
{
.clk_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_CLK,
.cmd_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_CMD,
.d0_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D0,
.d1_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D1,
.d2_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D2,
.d3_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D3,
.d4_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D4,
.d5_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D5,
.d6_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D6,
.d7_gpio = SDMMC_SLOT0_IOMUX_PIN_NUM_D7,
.card_detect = HOST_CARD_DETECT_N_1_IDX,
.write_protect = HOST_CARD_WRITE_PRT_1_IDX,
.card_int = HOST_CARD_INT_N_1_IDX,
.width = 8
},
{
.clk_gpio = SDMMC_SLOT1_IOMUX_PIN_NUM_CLK,
.cmd_gpio = SDMMC_SLOT1_IOMUX_PIN_NUM_CMD,
.d0_gpio = SDMMC_SLOT1_IOMUX_PIN_NUM_D0,
.d1_gpio = SDMMC_SLOT1_IOMUX_PIN_NUM_D1,
.d2_gpio = SDMMC_SLOT1_IOMUX_PIN_NUM_D2,
.d3_gpio = SDMMC_SLOT1_IOMUX_PIN_NUM_D3,
.d4_gpio = -1, //slot1 has no D4-7
.d5_gpio = -1,
.d6_gpio = -1,
.d7_gpio = -1,
.card_detect = HOST_CARD_DETECT_N_2_IDX,
.write_protect = HOST_CARD_WRITE_PRT_2_IDX,
.card_int = HOST_CARD_INT_N_2_IDX,
.width = 4
}
};