include/linux/sys_soc.h

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2011
   3  * Author: Lee Jones <lee.jones@linaro.org> for ST-Ericsson.
   4  * License terms:  GNU General Public License (GPL), version 2
   5  */
   6 #ifndef __SOC_BUS_H
   7 #define __SOC_BUS_H
   8
   9 #include <linux/device.h>
  10
  11 struct soc_device_attribute {
  12         const char *machine;
  13         const char *family;
  14         const char *revision;
  15         const char *soc_id;
  16         const void *data;
  17 };
  18
  19 /**
  20  * soc_device_register - register SoC as a device
  21  * @soc_plat_dev_attr: Attributes passed from platform to be attributed to a SoC
  22  */
  23 struct soc_device *soc_device_register(
  24         struct soc_device_attribute *soc_plat_dev_attr);
  25
  26 /**
  27  * soc_device_unregister - unregister SoC device
  28  * @dev: SoC device to be unregistered
  29  */
  30 void soc_device_unregister(struct soc_device *soc_dev);
  31
  32 /**
  33  * soc_device_to_device - helper function to fetch struct device
  34  * @soc: Previously registered SoC device container
  35  */
  36 struct device *soc_device_to_device(struct soc_device *soc);
  37
  38 #ifdef CONFIG_SOC_BUS
  39 const struct soc_device_attribute *soc_device_match(
  40         const struct soc_device_attribute *matches);
  41 #else
  42 static inline const struct soc_device_attribute *soc_device_match(
  43         const struct soc_device_attribute *matches) { return NULL; }
  44 #endif
  45
  46 #endif /* __SOC_BUS_H */