of_device.h 2.3 KB

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  1. #ifndef _ASM_SPARC_OF_DEVICE_H
  2. #define _ASM_SPARC_OF_DEVICE_H
  3. #ifdef __KERNEL__
  4. #include <linux/device.h>
  5. #include <linux/mod_devicetable.h>
  6. #include <asm/openprom.h>
  7. #include <asm/prom.h>
  8. extern struct bus_type ebus_bus_type;
  9. extern struct bus_type sbus_bus_type;
  10. extern struct bus_type of_bus_type;
  11. /*
  12. * The of_device is a kind of "base class" that is a superset of
  13. * struct device for use by devices attached to an OF node and
  14. * probed using OF properties.
  15. */
  16. struct of_device
  17. {
  18. struct device_node *node;
  19. struct device dev;
  20. struct resource resource[PROMREG_MAX];
  21. unsigned int irqs[PROMINTR_MAX];
  22. int num_irqs;
  23. void *sysdata;
  24. int slot;
  25. int portid;
  26. int clock_freq;
  27. };
  28. #define to_of_device(d) container_of(d, struct of_device, dev)
  29. extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name);
  30. extern void of_iounmap(void __iomem *base, unsigned long size);
  31. extern struct of_device *of_find_device_by_node(struct device_node *);
  32. extern const struct of_device_id *of_match_device(
  33. const struct of_device_id *matches, const struct of_device *dev);
  34. extern struct of_device *of_dev_get(struct of_device *dev);
  35. extern void of_dev_put(struct of_device *dev);
  36. /*
  37. * An of_platform_driver driver is attached to a basic of_device on
  38. * the ISA, EBUS, and SBUS busses on sparc64.
  39. */
  40. struct of_platform_driver
  41. {
  42. char *name;
  43. struct of_device_id *match_table;
  44. struct module *owner;
  45. int (*probe)(struct of_device* dev, const struct of_device_id *match);
  46. int (*remove)(struct of_device* dev);
  47. int (*suspend)(struct of_device* dev, pm_message_t state);
  48. int (*resume)(struct of_device* dev);
  49. int (*shutdown)(struct of_device* dev);
  50. struct device_driver driver;
  51. };
  52. #define to_of_platform_driver(drv) container_of(drv,struct of_platform_driver, driver)
  53. extern int of_register_driver(struct of_platform_driver *drv,
  54. struct bus_type *bus);
  55. extern void of_unregister_driver(struct of_platform_driver *drv);
  56. extern int of_device_register(struct of_device *ofdev);
  57. extern void of_device_unregister(struct of_device *ofdev);
  58. extern struct of_device *of_platform_device_create(struct device_node *np,
  59. const char *bus_id,
  60. struct device *parent,
  61. struct bus_type *bus);
  62. extern void of_release_dev(struct device *dev);
  63. #endif /* __KERNEL__ */
  64. #endif /* _ASM_SPARC_OF_DEVICE_H */