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include
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drivers
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st
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stm32_sdmmc2.h

stm32_sdmmc2.h 827 B
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  1. /*
    2. 

  2.  * Copyright (c) 2017-2021, STMicroelectronics - All Rights Reserved
    3. 

  3.  *
    4. 

  4.  * SPDX-License-Identifier: BSD-3-Clause
    5. 

  5.  */
    6. 

  6. 

  7. #ifndef STM32_SDMMC2_H
    8. 

  8. #define STM32_SDMMC2_H
    9. 

  9. 

  10. #include <stdbool.h>
    11. 

  11. 

  12. #include <drivers/mmc.h>
    13. 

  13. #include <drivers/st/regulator.h>
    14. 

  14. 

  15. struct stm32_sdmmc2_params {
    16. 

  16. 	uintptr_t		reg_base;
    17. 

  17. 	unsigned int		clk_rate;
    18. 

  18. 	unsigned int		bus_width;
    19. 

  19. 	unsigned int		flags;
    20. 

  20. 	struct mmc_device_info	*device_info;
    21. 

  21. 	unsigned int		pin_ckin;
    22. 

  22. 	unsigned int		negedge;
    23. 

  23. 	unsigned int		dirpol;
    24. 

  24. 	unsigned int		clock_id;
    25. 

  25. 	unsigned int		reset_id;
    26. 

  26. 	unsigned int		max_freq;
    27. 

  27. 	bool			use_dma;
    28. 

  28. 	struct rdev		*vmmc_regu;
    29. 

  29. };
    30. 

  30. 

  31. unsigned long long stm32_sdmmc2_mmc_get_device_size(void);
    32. 

  32. int stm32_sdmmc2_mmc_init(struct stm32_sdmmc2_params *params);
    33. 

  33. bool plat_sdmmc2_use_dma(unsigned int instance, unsigned int memory);
    34. 

  34. 

  35. #endif /* STM32_SDMMC2_H */
    36.