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include
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drivers
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brcm
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mdio
/
mdio.h

mdio.h 983 B
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  1. /*
    2. 

  2.  * Copyright (c) 2016 - 2021, Broadcom
    3. 

  3.  *
    4. 

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

  5.  */
    6. 

  6. 

  7. #ifndef MDIO_H
    8. 

  8. #define MDIO_H
    9. 

  9. 

  10. #define CMIC_MIIM_PARAM		(PLAT_CMIC_MIIM_BASE + 0x23cU)
    11. 

  11. #define MDIO_PARAM_MIIM_CYCLE	29U
    12. 

  12. #define MDIO_PARAM_INTERNAL_SEL	25U
    13. 

  13. #define MDIO_PARAM_BUSID	22U
    14. 

  14. #define MDIO_PARAM_BUSID_MASK	0x7U
    15. 

  15. #define MDIO_PARAM_C45_SEL	21U
    16. 

  16. #define MDIO_PARAM_PHYID	16U
    17. 

  17. #define MDIO_PARAM_PHYID_MASK	0x1FU
    18. 

  18. #define MDIO_PARAM_DATA		0U
    19. 

  19. #define MDIO_PARAM_DATA_MASK	0xFFFFU
    20. 

  20. #define CMIC_MIIM_READ_DATA	(PLAT_CMIC_MIIM_BASE + 0x240U)
    21. 

  21. #define MDIO_READ_DATA_MASK	0xffffU
    22. 

  22. #define CMIC_MIIM_ADDRESS	(PLAT_CMIC_MIIM_BASE + 0x244U)
    23. 

  23. #define CMIC_MIIM_CTRL		(PLAT_CMIC_MIIM_BASE + 0x248U)
    24. 

  24. #define MDIO_CTRL_WRITE_OP	0x1U
    25. 

  25. #define MDIO_CTRL_READ_OP	0x2U
    26. 

  26. #define CMIC_MIIM_STAT		(PLAT_CMIC_MIIM_BASE + 0x24cU)
    27. 

  27. #define MDIO_STAT_DONE		1U
    28. 

  28. 

  29. int mdio_write(uint16_t busid, uint16_t phyid, uint32_t reg, uint16_t val);
    30. 

  30. int mdio_read(uint16_t busid, uint16_t phyid, uint32_t reg);
    31. 

  31. #endif /* MDIO_H */
    32.