linux/include/linux/timb_gpio.h
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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
  19#ifndef _LINUX_TIMB_GPIO_H
  20#define _LINUX_TIMB_GPIO_H
  21
  22/**
  23 * struct timbgpio_platform_data - Platform data of the Timberdale GPIO driver
  24 * @gpio_base           The number of the first GPIO pin, set to -1 for
  25 *                      dynamic number allocation.
  26 * @nr_pins             Number of pins that is supported by the hardware (1-32)
  27 * @irq_base            If IRQ is supported by the hardware, this is the base
  28 *                      number of IRQ:s. One IRQ per pin will be used. Set to
  29 *                      -1 if IRQ:s is not supported.
  30 */
  31struct timbgpio_platform_data {
  32        int gpio_base;
  33        int nr_pins;
  34        int irq_base;
  35};
  36
  37#endif
  38
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