include/linux/rfkill-gpio.h

   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
  37 struct 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 */