drivers/mfd/intel-lpss.h

   1 /*
   2  * Intel LPSS core support.
   3  *
   4  * Copyright (C) 2015, Intel Corporation
   5  *
   6  * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
   7  *          Mika Westerberg <mika.westerberg@linux.intel.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #ifndef __MFD_INTEL_LPSS_H
  15 #define __MFD_INTEL_LPSS_H
  16
  17 struct device;
  18 struct resource;
  19 struct property_entry;
  20
  21 struct intel_lpss_platform_info {
  22         struct resource *mem;
  23         int irq;
  24         unsigned long clk_rate;
  25         const char *clk_con_id;
  26         struct property_entry *properties;
  27 };
  28
  29 int intel_lpss_probe(struct device *dev,
  30                      const struct intel_lpss_platform_info *info);
  31 void intel_lpss_remove(struct device *dev);
  32
  33 #ifdef CONFIG_PM
  34 int intel_lpss_prepare(struct device *dev);
  35 int intel_lpss_suspend(struct device *dev);
  36 int intel_lpss_resume(struct device *dev);
  37
  38 #ifdef CONFIG_PM_SLEEP
  39 #define INTEL_LPSS_SLEEP_PM_OPS                 \
  40         .prepare = intel_lpss_prepare,          \
  41         SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_lpss_suspend, intel_lpss_resume)
  42 #else
  43 #define INTEL_LPSS_SLEEP_PM_OPS
  44 #endif
  45
  46 #define INTEL_LPSS_RUNTIME_PM_OPS               \
  47         .runtime_suspend = intel_lpss_suspend,  \
  48         .runtime_resume = intel_lpss_resume,
  49
  50 #else /* !CONFIG_PM */
  51 #define INTEL_LPSS_SLEEP_PM_OPS
  52 #define INTEL_LPSS_RUNTIME_PM_OPS
  53 #endif /* CONFIG_PM */
  54
  55 #define INTEL_LPSS_PM_OPS(name)                 \
  56 const struct dev_pm_ops name = {                \
  57         INTEL_LPSS_SLEEP_PM_OPS                 \
  58         INTEL_LPSS_RUNTIME_PM_OPS               \
  59 }
  60
  61 #endif /* __MFD_INTEL_LPSS_H */