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69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
/*
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* SPDX-FileCopyrightText: 2015-2026 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdint.h>
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//include soc related (generated) definitions
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#include "soc/soc_caps.h"
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#if SOC_SDMMC_HOST_SUPPORTED
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#include "soc/sdmmc_reg.h"
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#include "soc/sdmmc_struct.h"
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#include "soc/gpio_sig_map.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if SOC_SDMMC_HOST_SUPPORTED
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/**
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* Common SDMMC slot info, doesn't depend on SOC_SDMMC_USE_{IOMUX,GPIO_MATRIX}
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*/
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typedef struct {
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uint8_t width; /*!< Maximum supported slot width (1, 4, 8) */
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uint8_t card_detect; /*!< Card detect signal in GPIO Matrix */
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uint8_t write_protect; /*!< Write protect signal in GPIO Matrix */
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uint8_t card_int; /*!< Card interrupt signal in GPIO Matrix */
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} sdmmc_slot_info_t;
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/** Width and GPIO matrix signal numbers for auxiliary SD host signals, one structure per slot */
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extern const sdmmc_slot_info_t sdmmc_slot_info[SOC_SDMMC_NUM_SLOTS];
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/**
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* This structure lists pin numbers (if SOC_SDMMC_USE_IOMUX is set)
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* or GPIO Matrix signal numbers (if SOC_SDMMC_USE_GPIO_MATRIX is set)
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* for the SD bus signals. Field names match SD bus signal names.
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*/
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typedef union {
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struct {
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int cd;
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int wp;
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int clk;
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int cmd;
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int d0;
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int d1;
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int d2;
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int d3;
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int d4;
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int d5;
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int d6;
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int d7;
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};
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int val[12]; // for iteration, num of entries in struct
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} sdmmc_slot_io_info_t;
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/** GPIO pin numbers of SD bus signals, one structure per slot */
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extern const sdmmc_slot_io_info_t sdmmc_slot_gpio_num[SOC_SDMMC_NUM_SLOTS];
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/** GPIO matrix signal numbers of SD bus signals, one structure per slot */
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extern const sdmmc_slot_io_info_t sdmmc_slot_gpio_sig[SOC_SDMMC_NUM_SLOTS];
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#endif // SOC_SDMMC_HOST_SUPPORTED
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#ifdef __cplusplus
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}
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#endif
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