of_platform.h 1.6 KB

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  1. #ifndef _LINUX_OF_PLATFORM_H
  2. #define _LINUX_OF_PLATFORM_H
  3. /*
  4. * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
  5. * <benh@kernel.crashing.org>
  6. *
  7. * This program is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU General Public License
  9. * as published by the Free Software Foundation; either version
  10. * 2 of the License, or (at your option) any later version.
  11. *
  12. */
  13. #include <linux/module.h>
  14. #include <linux/device.h>
  15. #include <linux/mod_devicetable.h>
  16. #include <linux/pm.h>
  17. #include <linux/of_device.h>
  18. /*
  19. * The of_platform_bus_type is a bus type used by drivers that do not
  20. * attach to a macio or similar bus but still use OF probing
  21. * mechanism
  22. */
  23. extern struct bus_type of_platform_bus_type;
  24. /*
  25. * An of_platform_driver driver is attached to a basic of_device on
  26. * the "platform bus" (of_platform_bus_type) (or ISA, EBUS and SBUS
  27. * busses on sparc).
  28. */
  29. struct of_platform_driver
  30. {
  31. const char *name;
  32. const struct of_device_id *match_table;
  33. struct module *owner;
  34. int (*probe)(struct of_device* dev,
  35. const struct of_device_id *match);
  36. int (*remove)(struct of_device* dev);
  37. int (*suspend)(struct of_device* dev, pm_message_t state);
  38. int (*resume)(struct of_device* dev);
  39. int (*shutdown)(struct of_device* dev);
  40. struct device_driver driver;
  41. };
  42. #define to_of_platform_driver(drv) \
  43. container_of(drv,struct of_platform_driver, driver)
  44. #include <asm/of_platform.h>
  45. extern struct of_device *of_find_device_by_node(struct device_node *np);
  46. extern int of_bus_type_init(struct bus_type *bus, const char *name);
  47. #endif /* _LINUX_OF_PLATFORM_H */