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include
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linux
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rtc-v3020.h

rtc-v3020.h 1.0 KB
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  1. /*
    2. 

  2.  * v3020.h - Registers definition and platform data structure for the v3020 RTC.
    3. 

  3.  *
    4. 

  4.  * This file is subject to the terms and conditions of the GNU General Public
    5. 

  5.  * License.  See the file "COPYING" in the main directory of this archive
    6. 

  6.  * for more details.
    7. 

  7.  *
    8. 

  8.  * Copyright (C) 2006, 8D Technologies inc.
    9. 

  9.  */
    10. 

  10. #ifndef __LINUX_V3020_H
    11. 

  11. #define __LINUX_V3020_H
    12. 

  12. 

  13. /* The v3020 has only one data pin but which one
    14. 

  14.  * is used depends on the board. */
    15. 

  15. struct v3020_platform_data {
    16. 

  16. 	int leftshift; /* (1<<(leftshift)) & readl() */
    17. 

  17. 

  18. 	unsigned int use_gpio:1;
    19. 

  19. 	unsigned int gpio_cs;
    20. 

  20. 	unsigned int gpio_wr;
    21. 

  21. 	unsigned int gpio_rd;
    22. 

  22. 	unsigned int gpio_io;
    23. 

  23. };
    24. 

  24. 

  25. #define V3020_STATUS_0	0x00
    26. 

  26. #define V3020_STATUS_1	0x01
    27. 

  27. #define V3020_SECONDS	0x02
    28. 

  28. #define V3020_MINUTES	0x03
    29. 

  29. #define V3020_HOURS		0x04
    30. 

  30. #define V3020_MONTH_DAY	0x05
    31. 

  31. #define V3020_MONTH		0x06
    32. 

  32. #define V3020_YEAR		0x07
    33. 

  33. #define V3020_WEEK_DAY	0x08
    34. 

  34. #define V3020_WEEK		0x09
    35. 

  35. 

  36. #define V3020_IS_COMMAND(val) ((val)>=0x0E)
    37. 

  37. 

  38. #define V3020_CMD_RAM2CLOCK	0x0E
    39. 

  39. #define V3020_CMD_CLOCK2RAM	0x0F
    40. 

  40. 

  41. #endif /* __LINUX_V3020_H */
    42.