ad7879.h 705 B

123456789101112131415161718192021222324252627282930
  1. /*
  2. * AD7879/AD7889 touchscreen (bus interfaces)
  3. *
  4. * Copyright (C) 2008-2010 Michael Hennerich, Analog Devices Inc.
  5. *
  6. * Licensed under the GPL-2 or later.
  7. */
  8. #ifndef _AD7879_H_
  9. #define _AD7879_H_
  10. #include <linux/types.h>
  11. struct ad7879;
  12. struct device;
  13. struct ad7879_bus_ops {
  14. u16 bustype;
  15. int (*read)(struct device *dev, u8 reg);
  16. int (*multi_read)(struct device *dev, u8 first_reg, u8 count, u16 *buf);
  17. int (*write)(struct device *dev, u8 reg, u16 val);
  18. };
  19. void ad7879_suspend(struct ad7879 *);
  20. void ad7879_resume(struct ad7879 *);
  21. struct ad7879 *ad7879_probe(struct device *dev, u8 devid, unsigned irq,
  22. const struct ad7879_bus_ops *bops);
  23. void ad7879_remove(struct ad7879 *);
  24. #endif