setup-spi.c 1014 B

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  1. /* linux/arch/arm/mach-s5p64x0/setup-spi.c
  2. *
  3. * Copyright (C) 2011 Samsung Electronics Ltd.
  4. * http://www.samsung.com/
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License version 2 as
  8. * published by the Free Software Foundation.
  9. */
  10. #include <linux/gpio.h>
  11. #include <linux/platform_device.h>
  12. #include <plat/gpio-cfg.h>
  13. #ifdef CONFIG_S3C64XX_DEV_SPI0
  14. int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
  15. {
  16. if (soc_is_s5p6450())
  17. s3c_gpio_cfgall_range(S5P6450_GPC(0), 3,
  18. S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
  19. else
  20. s3c_gpio_cfgall_range(S5P6440_GPC(0), 3,
  21. S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
  22. return 0;
  23. }
  24. #endif
  25. #ifdef CONFIG_S3C64XX_DEV_SPI1
  26. int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
  27. {
  28. if (soc_is_s5p6450())
  29. s3c_gpio_cfgall_range(S5P6450_GPC(4), 3,
  30. S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
  31. else
  32. s3c_gpio_cfgall_range(S5P6440_GPC(4), 3,
  33. S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
  34. return 0;
  35. }
  36. #endif