drivers/mfd/mc13xxx.h

   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 */