include/linux/sys_soc.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) ST-Ericsson SA 2011
   4  * Author: Lee Jones <lee.jones@linaro.org> for ST-Ericsson.
   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 *serial_number;
  16         const char *soc_id;
  17         const void *data;
  18         const struct attribute_group *custom_attr_group;
  19 };
  20
  21 /**
  22  * soc_device_register - register SoC as a device
  23  * @soc_plat_dev_attr: Attributes passed from platform to be attributed to a SoC
  24  */
  25 struct soc_device *soc_device_register(
  26         struct soc_device_attribute *soc_plat_dev_attr);
  27
  28 /**
  29  * soc_device_unregister - unregister SoC device
  30  * @dev: SoC device to be unregistered
  31  */
  32 void soc_device_unregister(struct soc_device *soc_dev);
  33
  34 /**
  35  * soc_device_to_device - helper function to fetch struct device
  36  * @soc: Previously registered SoC device container
  37  */
  38 struct device *soc_device_to_device(struct soc_device *soc);
  39
  40 #ifdef CONFIG_SOC_BUS
  41 const struct soc_device_attribute *soc_device_match(
  42         const struct soc_device_attribute *matches);
  43 #else
  44 static inline const struct soc_device_attribute *soc_device_match(
  45         const struct soc_device_attribute *matches) { return NULL; }
  46 #endif
  47
  48 #endif /* __SOC_BUS_H */