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abx500
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ux500_chargalg.h

ux500_chargalg.h 1.5 KB
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  1. /*
    2. 

  2.  * Copyright (C) ST-Ericsson SA 2012
    3. 

  3.  * Author: Johan Gardsmark <johan.gardsmark@stericsson.com> for ST-Ericsson.
    4. 

  4.  * License terms:  GNU General Public License (GPL), version 2
    5. 

  5.  */
    6. 

  6. 

  7. #ifndef _UX500_CHARGALG_H
    8. 

  8. #define _UX500_CHARGALG_H
    9. 

  9. 

  10. #include <linux/power_supply.h>
    11. 

  11. 

  12. /*
    13. 

  13.  * Valid only for supplies of type:
    14. 

  14.  * - POWER_SUPPLY_TYPE_MAINS,
    15. 

  15.  * - POWER_SUPPLY_TYPE_USB,
    16. 

  16.  * because only them store as drv_data pointer to struct ux500_charger.
    17. 

  17.  */
    18. 

  18. #define psy_to_ux500_charger(x) power_supply_get_drvdata(psy)
    19. 

  19. 

  20. /* Forward declaration */
    21. 

  21. struct ux500_charger;
    22. 

  22. 

  23. struct ux500_charger_ops {
    24. 

  24. 	int (*enable) (struct ux500_charger *, int, int, int);
    25. 

  25. 	int (*check_enable) (struct ux500_charger *, int, int);
    26. 

  26. 	int (*kick_wd) (struct ux500_charger *);
    27. 

  27. 	int (*update_curr) (struct ux500_charger *, int);
    28. 

  28. 	int (*pp_enable) (struct ux500_charger *, bool);
    29. 

  29. 	int (*pre_chg_enable) (struct ux500_charger *, bool);
    30. 

  30. };
    31. 

  31. 

  32. /**
    33. 

  33.  * struct ux500_charger - power supply ux500 charger sub class
    34. 

  34.  * @psy			power supply base class
    35. 

  35.  * @ops			ux500 charger operations
    36. 

  36.  * @max_out_volt	maximum output charger voltage in mV
    37. 

  37.  * @max_out_curr	maximum output charger current in mA
    38. 

  38.  * @enabled		indicates if this charger is used or not
    39. 

  39.  * @external		external charger unit (pm2xxx)
    40. 

  40.  * @power_path		USB power path support
    41. 

  41.  */
    42. 

  42. struct ux500_charger {
    43. 

  43. 	struct power_supply *psy;
    44. 

  44. 	struct ux500_charger_ops ops;
    45. 

  45. 	int max_out_volt;
    46. 

  46. 	int max_out_curr;
    47. 

  47. 	int wdt_refresh;
    48. 

  48. 	bool enabled;
    49. 

  49. 	bool external;
    50. 

  50. 	bool power_path;
    51. 

  51. };
    52. 

  52. 

  53. extern struct blocking_notifier_head charger_notifier_list;
    54. 

  54. 

  55. #endif
    56.