include/asm-sparc/of_device.h

   1 #ifndef _ASM_SPARC_OF_DEVICE_H
   2 #define _ASM_SPARC_OF_DEVICE_H
   3 #ifdef __KERNEL__
   4
   5 #include <linux/device.h>
   6 #include <linux/mod_devicetable.h>
   7 #include <asm/openprom.h>
   8 #include <asm/prom.h>
   9
  10 extern struct bus_type ebus_bus_type;
  11 extern struct bus_type sbus_bus_type;
  12 extern struct bus_type of_bus_type;
  13
  14 /*
  15  * The of_device is a kind of "base class" that is a superset of
  16  * struct device for use by devices attached to an OF node and
  17  * probed using OF properties.
  18  */
  19 struct of_device
  20 {
  21         struct device_node              *node;
  22         struct device                   dev;
  23         struct resource                 resource[PROMREG_MAX];
  24         unsigned int                    irq;
  25
  26         void                            *sysdata;
  27
  28         int                             slot;
  29         int                             portid;
  30         int                             clock_freq;
  31 };
  32 #define to_of_device(d) container_of(d, struct of_device, dev)
  33
  34 extern const struct of_device_id *of_match_device(
  35         const struct of_device_id *matches, const struct of_device *dev);
  36
  37 extern struct of_device *of_dev_get(struct of_device *dev);
  38 extern void of_dev_put(struct of_device *dev);
  39
  40 /*
  41  * An of_platform_driver driver is attached to a basic of_device on
  42  * the ISA, EBUS, and SBUS busses on sparc64.
  43  */
  44 struct of_platform_driver
  45 {
  46         char                    *name;
  47         struct of_device_id     *match_table;
  48         struct module           *owner;
  49
  50         int     (*probe)(struct of_device* dev, const struct of_device_id *match);
  51         int     (*remove)(struct of_device* dev);
  52
  53         int     (*suspend)(struct of_device* dev, pm_message_t state);
  54         int     (*resume)(struct of_device* dev);
  55         int     (*shutdown)(struct of_device* dev);
  56
  57         struct device_driver    driver;
  58 };
  59 #define to_of_platform_driver(drv) container_of(drv,struct of_platform_driver, driver)
  60
  61 extern int of_register_driver(struct of_platform_driver *drv,
  62                               struct bus_type *bus);
  63 extern void of_unregister_driver(struct of_platform_driver *drv);
  64 extern int of_device_register(struct of_device *ofdev);
  65 extern void of_device_unregister(struct of_device *ofdev);
  66 extern struct of_device *of_platform_device_create(struct device_node *np,
  67                                                    const char *bus_id,
  68                                                    struct device *parent,
  69                                                    struct bus_type *bus);
  70 extern void of_release_dev(struct device *dev);
  71
  72 #endif /* __KERNEL__ */
  73 #endif /* _ASM_SPARC_OF_DEVICE_H */