of_platform.h 2.0 KB

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  1. /*
  2. * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
  3. * <benh@kernel.crashing.org>
  4. *
  5. * This program is free software; you can redistribute it and/or
  6. * modify it under the terms of the GNU General Public License
  7. * as published by the Free Software Foundation; either version
  8. * 2 of the License, or (at your option) any later version.
  9. */
  10. #ifndef _ASM_MICROBLAZE_OF_PLATFORM_H
  11. #define _ASM_MICROBLAZE_OF_PLATFORM_H
  12. /* This is just here during the transition */
  13. #include <linux/of_platform.h>
  14. /*
  15. * The list of OF IDs below is used for matching bus types in the
  16. * system whose devices are to be exposed as of_platform_devices.
  17. *
  18. * This is the default list valid for most platforms. This file provides
  19. * functions who can take an explicit list if necessary though
  20. *
  21. * The search is always performed recursively looking for children of
  22. * the provided device_node and recursively if such a children matches
  23. * a bus type in the list
  24. */
  25. static const struct of_device_id of_default_bus_ids[] = {
  26. { .type = "soc", },
  27. { .compatible = "soc", },
  28. { .type = "plb5", },
  29. { .type = "plb4", },
  30. { .type = "opb", },
  31. { .type = "simple", },
  32. {},
  33. };
  34. /* Platform drivers register/unregister */
  35. static inline int of_register_platform_driver(struct of_platform_driver *drv)
  36. {
  37. return of_register_driver(drv, &of_platform_bus_type);
  38. }
  39. static inline void of_unregister_platform_driver(struct of_platform_driver *drv)
  40. {
  41. of_unregister_driver(drv);
  42. }
  43. /* Platform devices and busses creation */
  44. extern struct of_device *of_platform_device_create(struct device_node *np,
  45. const char *bus_id,
  46. struct device *parent);
  47. /* pseudo "matches" value to not do deep probe */
  48. #define OF_NO_DEEP_PROBE ((struct of_device_id *)-1)
  49. extern int of_platform_bus_probe(struct device_node *root,
  50. const struct of_device_id *matches,
  51. struct device *parent);
  52. extern struct of_device *of_find_device_by_phandle(phandle ph);
  53. extern void of_instantiate_rtc(void);
  54. #endif /* _ASM_MICROBLAZE_OF_PLATFORM_H */