xref: /openbmc/linux/drivers/mfd/intel-lpss.h (revision e2c75e76)
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 */
62