sdhc.h

 
/******************************************************************************
 *
 * Copyright (C) 2022-2023 Maxim Integrated Products, Inc. (now owned by 
 * Analog Devices, Inc.),
 * Copyright (C) 2023-2024 Analog Devices, Inc.
 *
 * 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.
 *
 ******************************************************************************/
 
/* Define to prevent redundant inclusion */
#ifndef LIBRARIES_PERIPHDRIVERS_INCLUDE_MAX78002_SDHC_H_
#define LIBRARIES_PERIPHDRIVERS_INCLUDE_MAX78002_SDHC_H_
 
/* **** Includes **** */
#include "mxc_device.h"
#include "sdhc_regs.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* **** Definitions **** */
#define MXC_SDHC_Bus_Voltage_1_8 5
#define MXC_SDHC_Bus_Voltage_3_0 6
#define MXC_SDHC_Bus_Voltage_3_3 7
 
#define MXC_SDHC_DIRECTION_CFG 0
#define MXC_SDHC_DIRECTION_READ 1
#define MXC_SDHC_DIRECTION_WRITE 2
 
typedef struct {
    unsigned int bus_voltage; 
    unsigned int block_gap; 
    unsigned int clk_div; 
} mxc_sdhc_cfg_t;
 
typedef void (*mxc_sdhc_callback_fn)(int error_code);
 
typedef struct {
    uint32_t
        sdma; 
    uint32_t
        block_size; 
    uint32_t
        block_count; 
    uint32_t
        arg_1; 
    unsigned int
        dma; 
    unsigned int
        direction; 
    uint32_t
        command; 
    uint32_t
        host_control_1; 
    mxc_sdhc_callback_fn
        callback; 
} mxc_sdhc_cmd_cfg_t;
 
/* **** Function Prototypes **** */
 
int MXC_SDHC_Init(const mxc_sdhc_cfg_t *cfg);
 
void MXC_SDHC_PowerUp(void);
 
void MXC_SDHC_PowerDown(void);
 
int MXC_SDHC_Shutdown(void);
 
void MXC_SDHC_Set_Clock_Config(unsigned int clk_div);
 
unsigned int MXC_SDHC_Get_Clock_Config(void);
 
unsigned int MXC_SDHC_Get_Input_Clock_Freq(void);
 
int MXC_SDHC_SendCommand(mxc_sdhc_cmd_cfg_t *sd_cmd_cfg);
int MXC_SDHC_SendCommandAsync(mxc_sdhc_cmd_cfg_t *sd_cmd_cfg);
 
void MXC_SDHC_Handler(void);
 
int MXC_SDHC_Card_Inserted(void);
 
void MXC_SDHC_ClearFlags(uint32_t mask);
 
unsigned MXC_SDHC_GetFlags(void);
 
void MXC_SDHC_Reset(void);
 
void MXC_SDHC_Reset_CMD_DAT(void);
 
int MXC_SDHC_Card_Busy(void);
 
unsigned int MXC_SDHC_Get_Host_Cn_1(void);
 
uint32_t MXC_SDHC_Get_Response32(void);
 
uint32_t MXC_SDHC_Get_Response32_Auto(void);
 
void MXC_SDHC_Get_Response128(unsigned char *response);
 
#ifdef __cplusplus
}
#endif
 
#endif // LIBRARIES_PERIPHDRIVERS_INCLUDE_MAX78002_SDHC_H_