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 #include <linux/pm.h>
  18
  19 struct device;
  20 struct resource;
  21 struct property_entry;
  22
  23 struct intel_lpss_platform_info {
  24         struct resource *mem;
  25         int irq;
  26         unsigned long clk_rate;
  27         const char *clk_con_id;
  28         struct property_entry *properties;
  29 };
  30
  31 int intel_lpss_probe(struct device *dev,
  32                      const struct intel_lpss_platform_info *info);
  33 void intel_lpss_remove(struct device *dev);
  34
  35 #ifdef CONFIG_PM
  36 int intel_lpss_prepare(struct device *dev);
  37 int intel_lpss_suspend(struct device *dev);
  38 int intel_lpss_resume(struct device *dev);
  39
  40 #ifdef CONFIG_PM_SLEEP
  41 #define INTEL_LPSS_SLEEP_PM_OPS                 \
  42         .prepare = intel_lpss_prepare,          \
  43         SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_lpss_suspend, intel_lpss_resume)
  44 #else
  45 #define INTEL_LPSS_SLEEP_PM_OPS
  46 #endif
  47
  48 #define INTEL_LPSS_RUNTIME_PM_OPS               \
  49         .runtime_suspend = intel_lpss_suspend,  \
  50         .runtime_resume = intel_lpss_resume,
  51
  52 #else /* !CONFIG_PM */
  53 #define INTEL_LPSS_SLEEP_PM_OPS
  54 #define INTEL_LPSS_RUNTIME_PM_OPS
  55 #endif /* CONFIG_PM */
  56
  57 #define INTEL_LPSS_PM_OPS(name)                 \
  58 const struct dev_pm_ops name = {                \
  59         INTEL_LPSS_SLEEP_PM_OPS                 \
  60         INTEL_LPSS_RUNTIME_PM_OPS               \
  61 }
  62
  63 #endif /* __MFD_INTEL_LPSS_H */