timb_gpio.h 1.3 KB

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  1. /*
  2. * timb_gpio.h timberdale FPGA GPIO driver, platform data definition
  3. * Copyright (c) 2009 Intel Corporation
  4. *
  5. * This program is free software; you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License version 2 as
  7. * published by the Free Software Foundation.
  8. *
  9. * This program is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. * GNU General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU General Public License
  15. * along with this program; if not, write to the Free Software
  16. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17. */
  18. #ifndef _LINUX_TIMB_GPIO_H
  19. #define _LINUX_TIMB_GPIO_H
  20. /**
  21. * struct timbgpio_platform_data - Platform data of the Timberdale GPIO driver
  22. * @gpio_base The number of the first GPIO pin, set to -1 for
  23. * dynamic number allocation.
  24. * @nr_pins Number of pins that is supported by the hardware (1-32)
  25. * @irq_base If IRQ is supported by the hardware, this is the base
  26. * number of IRQ:s. One IRQ per pin will be used. Set to
  27. * -1 if IRQ:s is not supported.
  28. */
  29. struct timbgpio_platform_data {
  30. int gpio_base;
  31. int nr_pins;
  32. int irq_base;
  33. };
  34. #endif