drivers/mfd/intel-lpss.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Intel LPSS core support.
   4  *
   5  * Copyright (C) 2015, Intel Corporation
   6  *
   7  * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
   8  *          Mika Westerberg <mika.westerberg@linux.intel.com>
   9  */
  10
  11 #ifndef __MFD_INTEL_LPSS_H
  12 #define __MFD_INTEL_LPSS_H
  13
  14 #include <linux/pm.h>
  15
  16 struct device;
  17 struct resource;
  18 struct software_node;
  19
  20 struct intel_lpss_platform_info {
  21         struct resource *mem;
  22         bool ignore_resource_conflicts;
  23         int irq;
  24         unsigned long clk_rate;
  25         const char *clk_con_id;
  26         const struct software_node *swnode;
  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 */