xref: /linux/drivers/mfd/intel-lpss.h (revision 63307d015b91e626c97bb82e88054af3d0b74643)
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 */
64