/* * Copyright (c) 2022-2023, Intel Corporation. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef SDMMC_H #define SDMMC_H #include #include "socfpga_handoff.h" #define PERIPHERAL_SDMMC_MASK 0x60 #define PERIPHERAL_SDMMC_OFFSET 6 #define DEFAULT_SDMMC_MAX_RETRIES 5 #define SEND_SDMMC_OP_COND_MAX_RETRIES 100 #define SDMMC_MULT_BY_512K_SHIFT 19 static const unsigned char tran_speed_base[16] = { 0, 10, 12, 13, 15, 20, 26, 30, 35, 40, 45, 52, 55, 60, 70, 80 }; static const unsigned char sd_tran_speed_base[16] = { 0, 10, 12, 13, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 70, 80 }; /* FUNCTION DEFINATION */ /* * @brief SDMMC controller initialization function * * @hoff_ptr: Pointer to the hand-off data * Return: 0 on success, a negative errno on failure */ int sdmmc_init(handoff *hoff_ptr, struct cdns_sdmmc_params *params, struct mmc_device_info *info); int sd_or_mmc_init(const struct mmc_ops *ops_ptr, unsigned int clk, unsigned int width, unsigned int flags, struct mmc_device_info *device_info); void sdmmc_pin_config(void); #endif