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include/linux/timb_gpio.h 1.28 KB
35570ac60   Richard Röjfors   gpio: add GPIO dr...
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  /*
   * timb_gpio.h timberdale FPGA GPIO driver, platform data definition
   * Copyright (c) 2009 Intel Corporation
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   */
  
  #ifndef _LINUX_TIMB_GPIO_H
  #define _LINUX_TIMB_GPIO_H
  
  /**
   * struct timbgpio_platform_data - Platform data of the Timberdale GPIO driver
   * @gpio_base		The number of the first GPIO pin, set to -1 for
   *			dynamic number allocation.
   * @nr_pins		Number of pins that is supported by the hardware (1-32)
   * @irq_base		If IRQ is supported by the hardware, this is the base
   *			number of IRQ:s. One IRQ per pin will be used. Set to
   *			-1 if IRQ:s is not supported.
   */
  struct timbgpio_platform_data {
  	int gpio_base;
  	int nr_pins;
  	int irq_base;
  };
  
  #endif