include/linux/of_platform.h

   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
  14 #ifdef CONFIG_OF_DEVICE
  15 #include <linux/module.h>
  16 #include <linux/device.h>
  17 #include <linux/mod_devicetable.h>
  18 #include <linux/pm.h>
  19 #include <linux/of_device.h>
  20 #include <linux/platform_device.h>
  21
  22 /**
  23  * of_platform_driver - Legacy of-aware driver for platform devices.
  24  *
  25  * An of_platform_driver driver is attached to a basic platform_device on
  26  * the ibm ebus (ibmebus_bus_type).
  27  */
  28 struct of_platform_driver
  29 {
  30         int     (*probe)(struct platform_device* dev,
  31                          const struct of_device_id *match);
  32         int     (*remove)(struct platform_device* dev);
  33
  34         int     (*suspend)(struct platform_device* dev, pm_message_t state);
  35         int     (*resume)(struct platform_device* dev);
  36         int     (*shutdown)(struct platform_device* dev);
  37
  38         struct device_driver    driver;
  39 };
  40 #define to_of_platform_driver(drv) \
  41         container_of(drv,struct of_platform_driver, driver)
  42
  43 /* Platform drivers register/unregister */
  44 extern struct platform_device *of_device_alloc(struct device_node *np,
  45                                          const char *bus_id,
  46                                          struct device *parent);
  47 extern struct platform_device *of_find_device_by_node(struct device_node *np);
  48
  49 #if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */
  50 /* Platform devices and busses creation */
  51 extern struct platform_device *of_platform_device_create(struct device_node *np,
  52                                                    const char *bus_id,
  53                                                    struct device *parent);
  54
  55 extern int of_platform_bus_probe(struct device_node *root,
  56                                  const struct of_device_id *matches,
  57                                  struct device *parent);
  58 #endif /* !CONFIG_SPARC */
  59
  60 #endif /* CONFIG_OF_DEVICE */
  61
  62 #endif  /* _LINUX_OF_PLATFORM_H */