linux/include/linux/rfkill-gpio.h
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   1/*
   2 * Copyright (c) 2011, NVIDIA Corporation.
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License as published by
   6 * the Free Software Foundation; either version 2 of the License, or
   7 * (at your option) any later version.
   8 *
   9 * This program is distributed in the hope that it will be useful, but WITHOUT
  10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12 * more details.
  13 *
  14 * You should have received a copy of the GNU General Public License along
  15 * with this program; if not, write to the Free Software Foundation, Inc.,
  16 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 */
  18
  19
  20#ifndef __RFKILL_GPIO_H
  21#define __RFKILL_GPIO_H
  22
  23#include <linux/types.h>
  24#include <linux/rfkill.h>
  25
  26/**
  27 * struct rfkill_gpio_platform_data - platform data for rfkill gpio device.
  28 * for unused gpio's, the expected value is -1.
  29 * @name:               name for the gpio rf kill instance
  30 * @reset_gpio:         GPIO which is used for reseting rfkill switch
  31 * @shutdown_gpio:      GPIO which is used for shutdown of rfkill switch
  32 * @power_clk_name:     [optional] name of clk to turn off while blocked
  33 * @gpio_runtime_close: clean up platform specific gpio configuration
  34 * @gpio_runtime_setup: set up platform specific gpio configuration
  35 */
  36
  37struct rfkill_gpio_platform_data {
  38        char                    *name;
  39        int                     reset_gpio;
  40        int                     shutdown_gpio;
  41        const char              *power_clk_name;
  42        enum rfkill_type        type;
  43        void    (*gpio_runtime_close)(struct platform_device *);
  44        int     (*gpio_runtime_setup)(struct platform_device *);
  45};
  46
  47#endif /* __RFKILL_GPIO_H */
  48
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