of_device.h 2.4 KB

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  1. #ifndef _ASM_SPARC64_OF_DEVICE_H
  2. #define _ASM_SPARC64_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 isa_bus_type;
  9. extern struct bus_type ebus_bus_type;
  10. extern struct bus_type sbus_bus_type;
  11. extern struct bus_type of_bus_type;
  12. /*
  13. * The of_device is a kind of "base class" that is a superset of
  14. * struct device for use by devices attached to an OF node and
  15. * probed using OF properties.
  16. */
  17. struct of_device
  18. {
  19. struct device_node *node;
  20. struct device dev;
  21. struct resource resource[PROMREG_MAX];
  22. unsigned int irqs[PROMINTR_MAX];
  23. int num_irqs;
  24. void *sysdata;
  25. int slot;
  26. int portid;
  27. int clock_freq;
  28. };
  29. #define to_of_device(d) container_of(d, struct of_device, dev)
  30. extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name);
  31. extern void of_iounmap(void __iomem *base, unsigned long size);
  32. extern struct of_device *of_find_device_by_node(struct device_node *);
  33. extern const struct of_device_id *of_match_device(
  34. const struct of_device_id *matches, const struct of_device *dev);
  35. extern struct of_device *of_dev_get(struct of_device *dev);
  36. extern void of_dev_put(struct of_device *dev);
  37. /*
  38. * An of_platform_driver driver is attached to a basic of_device on
  39. * the ISA, EBUS, and SBUS busses on sparc64.
  40. */
  41. struct of_platform_driver
  42. {
  43. char *name;
  44. struct of_device_id *match_table;
  45. struct module *owner;
  46. int (*probe)(struct of_device* dev, const struct of_device_id *match);
  47. int (*remove)(struct of_device* dev);
  48. int (*suspend)(struct of_device* dev, pm_message_t state);
  49. int (*resume)(struct of_device* dev);
  50. int (*shutdown)(struct of_device* dev);
  51. struct device_driver driver;
  52. };
  53. #define to_of_platform_driver(drv) container_of(drv,struct of_platform_driver, driver)
  54. extern int of_register_driver(struct of_platform_driver *drv,
  55. struct bus_type *bus);
  56. extern void of_unregister_driver(struct of_platform_driver *drv);
  57. extern int of_device_register(struct of_device *ofdev);
  58. extern void of_device_unregister(struct of_device *ofdev);
  59. extern struct of_device *of_platform_device_create(struct device_node *np,
  60. const char *bus_id,
  61. struct device *parent,
  62. struct bus_type *bus);
  63. extern void of_release_dev(struct device *dev);
  64. #endif /* __KERNEL__ */
  65. #endif /* _ASM_SPARC64_OF_DEVICE_H */