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arch
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arm
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mach-s3c2410
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include
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mach
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spi.h

spi.h 1.1 KB
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  1. /* arch/arm/mach-s3c2410/include/mach/spi.h
    2. 

  2.  *
    3. 

  3.  * Copyright (c) 2006 Simtec Electronics
    4. 

  4.  *	Ben Dooks <ben@simtec.co.uk>
    5. 

  5.  *
    6. 

  6.  * S3C2410 - SPI Controller platform_device info
    7. 

  7.  *
    8. 

  8.  * This program is free software; you can redistribute it and/or modify
    9. 

  9.  * it under the terms of the GNU General Public License version 2 as
    10. 

  10.  * published by the Free Software Foundation.
    11. 

  11. */
    12. 

  12. 

  13. #ifndef __ASM_ARCH_SPI_H
    14. 

  14. #define __ASM_ARCH_SPI_H __FILE__
    15. 

  15. 

  16. struct s3c2410_spi_info {
    17. 

  17. 	int			 pin_cs;	/* simple gpio cs */
    18. 

  18. 	unsigned int		 num_cs;	/* total chipselects */
    19. 

  19. 	int			 bus_num;       /* bus number to use. */
    20. 

  20. 

  21. 	unsigned int		 use_fiq:1;	/* use fiq */
    22. 

  22. 

  23. 	void (*gpio_setup)(struct s3c2410_spi_info *spi, int enable);
    24. 

  24. 	void (*set_cs)(struct s3c2410_spi_info *spi, int cs, int pol);
    25. 

  25. };
    26. 

  26. 

  27. /* Standard setup / suspend routines for SPI GPIO pins. */
    28. 

  28. 

  29. extern void s3c24xx_spi_gpiocfg_bus0_gpe11_12_13(struct s3c2410_spi_info *spi,
    30. 

  30. 						 int enable);
    31. 

  31. 

  32. extern void s3c24xx_spi_gpiocfg_bus1_gpg5_6_7(struct s3c2410_spi_info *spi,
    33. 

  33. 					      int enable);
    34. 

  34. 

  35. extern void s3c24xx_spi_gpiocfg_bus1_gpd8_9_10(struct s3c2410_spi_info *spi,
    36. 

  36. 					       int enable);
    37. 

  37. 

  38. #endif /* __ASM_ARCH_SPI_H */
    39.