xref: /linux/drivers/mfd/intel-lpss.h (revision 8137a49e1567726eb10fcf55ad141ac19804ca6b)
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 	int irq;
23 	unsigned long clk_rate;
24 	const char *clk_con_id;
25 	const struct software_node *swnode;
26 };
27 
28 int intel_lpss_probe(struct device *dev,
29 		     const struct intel_lpss_platform_info *info);
30 void intel_lpss_remove(struct device *dev);
31 
32 #ifdef CONFIG_PM
33 int intel_lpss_prepare(struct device *dev);
34 int intel_lpss_suspend(struct device *dev);
35 int intel_lpss_resume(struct device *dev);
36 
37 #ifdef CONFIG_PM_SLEEP
38 #define INTEL_LPSS_SLEEP_PM_OPS			\
39 	.prepare = intel_lpss_prepare,		\
40 	SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_lpss_suspend, intel_lpss_resume)
41 #else
42 #define INTEL_LPSS_SLEEP_PM_OPS
43 #endif
44 
45 #define INTEL_LPSS_RUNTIME_PM_OPS		\
46 	.runtime_suspend = intel_lpss_suspend,	\
47 	.runtime_resume = intel_lpss_resume,
48 
49 #else /* !CONFIG_PM */
50 #define INTEL_LPSS_SLEEP_PM_OPS
51 #define INTEL_LPSS_RUNTIME_PM_OPS
52 #endif /* CONFIG_PM */
53 
54 #define INTEL_LPSS_PM_OPS(name)			\
55 const struct dev_pm_ops name = {		\
56 	INTEL_LPSS_SLEEP_PM_OPS			\
57 	INTEL_LPSS_RUNTIME_PM_OPS		\
58 }
59 
60 #endif /* __MFD_INTEL_LPSS_H */
61