xref: /openbmc/linux/drivers/mfd/mc13xxx.h (revision 4f6cce39)
1 /*
2  * Copyright 2012 Creative Product Design
3  * Marc Reilly <marc@cpdesign.com.au>
4  *
5  * This program is free software; you can redistribute it and/or modify it under
6  * the terms of the GNU General Public License version 2 as published by the
7  * Free Software Foundation.
8  */
9 #ifndef __DRIVERS_MFD_MC13XXX_H
10 #define __DRIVERS_MFD_MC13XXX_H
11 
12 #include <linux/mutex.h>
13 #include <linux/regmap.h>
14 #include <linux/mfd/mc13xxx.h>
15 
16 #define MC13XXX_NUMREGS		0x3f
17 #define MC13XXX_IRQ_REG_CNT	2
18 #define MC13XXX_IRQ_PER_REG	24
19 
20 struct mc13xxx;
21 
22 struct mc13xxx_variant {
23 	const char *name;
24 	void (*print_revision)(struct mc13xxx *mc13xxx, u32 revision);
25 };
26 
27 extern struct mc13xxx_variant
28 		mc13xxx_variant_mc13783,
29 		mc13xxx_variant_mc13892,
30 		mc13xxx_variant_mc34708;
31 
32 struct mc13xxx {
33 	struct regmap *regmap;
34 
35 	struct device *dev;
36 	const struct mc13xxx_variant *variant;
37 
38 	struct regmap_irq irqs[MC13XXX_IRQ_PER_REG * MC13XXX_IRQ_REG_CNT];
39 	struct regmap_irq_chip irq_chip;
40 	struct regmap_irq_chip_data *irq_data;
41 
42 	struct mutex lock;
43 	int irq;
44 	int flags;
45 
46 	int adcflags;
47 };
48 
49 int mc13xxx_common_init(struct device *dev);
50 int mc13xxx_common_exit(struct device *dev);
51 
52 #endif /* __DRIVERS_MFD_MC13XXX_H */
53