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
  20 struct intel_lpss_platform_info {
  21         struct resource *mem;
  22         int irq;
  23         unsigned long clk_rate;
  24         const char *clk_con_id;
  25 };
  26
  27 int intel_lpss_probe(struct device *dev,
  28                      const struct intel_lpss_platform_info *info);
  29 void intel_lpss_remove(struct device *dev);
  30
  31 #ifdef CONFIG_PM
  32 int intel_lpss_prepare(struct device *dev);
  33 int intel_lpss_suspend(struct device *dev);
  34 int intel_lpss_resume(struct device *dev);
  35
  36 #ifdef CONFIG_PM_SLEEP
  37 #define INTEL_LPSS_SLEEP_PM_OPS                 \
  38         .prepare = intel_lpss_prepare,          \
  39         .suspend = intel_lpss_suspend,          \
  40         .resume = intel_lpss_resume,            \
  41         .freeze = intel_lpss_suspend,           \
  42         .thaw = intel_lpss_resume,              \
  43         .poweroff = intel_lpss_suspend,         \
  44         .restore = intel_lpss_resume,
  45 #endif
  46
  47 #define INTEL_LPSS_RUNTIME_PM_OPS               \
  48         .runtime_suspend = intel_lpss_suspend,  \
  49         .runtime_resume = intel_lpss_resume,
  50
  51 #else /* !CONFIG_PM */
  52 #define INTEL_LPSS_SLEEP_PM_OPS
  53 #define INTEL_LPSS_RUNTIME_PM_OPS
  54 #endif /* CONFIG_PM */
  55
  56 #define INTEL_LPSS_PM_OPS(name)                 \
  57 const struct dev_pm_ops name = {                \
  58         INTEL_LPSS_SLEEP_PM_OPS                 \
  59         INTEL_LPSS_RUNTIME_PM_OPS               \
  60 }
  61
  62 #endif /* __MFD_INTEL_LPSS_H */