i2c.h 863 B

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  1. /* SPDX-License-Identifier: GPL-2.0-only */
  2. /*
  3. * Helper module for board specific I2C bus registration
  4. *
  5. * Copyright (C) 2009 Nokia Corporation.
  6. */
  7. #ifndef __ARCH_ARM_MACH_OMAP1_I2C_H
  8. #define __ARCH_ARM_MACH_OMAP1_I2C_H
  9. struct i2c_board_info;
  10. struct omap_i2c_bus_platform_data;
  11. int omap_i2c_add_bus(struct omap_i2c_bus_platform_data *i2c_pdata,
  12. int bus_id);
  13. #if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
  14. extern int omap_register_i2c_bus(int bus_id, u32 clkrate,
  15. struct i2c_board_info const *info,
  16. unsigned len);
  17. extern int omap_register_i2c_bus_cmdline(void);
  18. #else
  19. static inline int omap_register_i2c_bus(int bus_id, u32 clkrate,
  20. struct i2c_board_info const *info,
  21. unsigned len)
  22. {
  23. return 0;
  24. }
  25. static inline int omap_register_i2c_bus_cmdline(void)
  26. {
  27. return 0;
  28. }
  29. #endif
  30. #endif /* __ARCH_ARM_MACH_OMAP1_I2C_H */