iic.h 949 B

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  1. /* linux/include/asm-arm/arch-s3c2410/iic.h
  2. *
  3. * Copyright (c) 2004 Simtec Electronics
  4. * Ben Dooks <ben@simtec.co.uk>
  5. *
  6. * S3C2410 - I2C Controller platfrom_device info
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License version 2 as
  10. * published by the Free Software Foundation.
  11. */
  12. #ifndef __ASM_ARCH_IIC_H
  13. #define __ASM_ARCH_IIC_H __FILE__
  14. #define S3C_IICFLG_FILTER (1<<0) /* enable s3c2440 filter */
  15. /* Notes:
  16. * 1) All frequencies are expressed in Hz
  17. * 2) A value of zero is `do not care`
  18. */
  19. struct s3c2410_platform_i2c {
  20. unsigned int flags;
  21. unsigned int slave_addr; /* slave address for controller */
  22. unsigned long bus_freq; /* standard bus frequency */
  23. unsigned long max_freq; /* max frequency for the bus */
  24. unsigned long min_freq; /* min frequency for the bus */
  25. unsigned int sda_delay; /* pclks (s3c2440 only) */
  26. };
  27. #endif /* __ASM_ARCH_IIC_H */