xref: /openbmc/linux/drivers/mfd/mc13xxx.h (revision e40573a4)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright 2012 Creative Product Design
4  * Marc Reilly <marc@cpdesign.com.au>
5  */
6 #ifndef __DRIVERS_MFD_MC13XXX_H
7 #define __DRIVERS_MFD_MC13XXX_H
8 
9 #include <linux/mutex.h>
10 #include <linux/regmap.h>
11 #include <linux/mfd/mc13xxx.h>
12 
13 #define MC13XXX_NUMREGS		0x3f
14 #define MC13XXX_IRQ_REG_CNT	2
15 #define MC13XXX_IRQ_PER_REG	24
16 
17 struct mc13xxx;
18 
19 struct mc13xxx_variant {
20 	const char *name;
21 	void (*print_revision)(struct mc13xxx *mc13xxx, u32 revision);
22 };
23 
24 extern struct mc13xxx_variant
25 		mc13xxx_variant_mc13783,
26 		mc13xxx_variant_mc13892,
27 		mc13xxx_variant_mc34708;
28 
29 struct mc13xxx {
30 	struct regmap *regmap;
31 
32 	struct device *dev;
33 	const struct mc13xxx_variant *variant;
34 
35 	struct regmap_irq irqs[MC13XXX_IRQ_PER_REG * MC13XXX_IRQ_REG_CNT];
36 	struct regmap_irq_chip irq_chip;
37 	struct regmap_irq_chip_data *irq_data;
38 
39 	struct mutex lock;
40 	int irq;
41 	int flags;
42 
43 	int adcflags;
44 };
45 
46 int mc13xxx_common_init(struct device *dev);
47 void mc13xxx_common_exit(struct device *dev);
48 
49 #endif /* __DRIVERS_MFD_MC13XXX_H */
50