include/linux/i2c-mux-pinctrl.h

   1 /*
   2  * i2c-mux-pinctrl platform data
   3  *
   4  * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms and conditions of the GNU General Public License,
   8  * version 2, as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef _LINUX_I2C_MUX_PINCTRL_H
  20 #define _LINUX_I2C_MUX_PINCTRL_H
  21
  22 /**
  23  * struct i2c_mux_pinctrl_platform_data - Platform data for i2c-mux-pinctrl
  24  * @parent_bus_num: Parent I2C bus number
  25  * @base_bus_num: Base I2C bus number for the child busses. 0 for dynamic.
  26  * @bus_count: Number of child busses. Also the number of elements in
  27  *      @pinctrl_states
  28  * @pinctrl_states: The names of the pinctrl state to select for each child bus
  29  * @pinctrl_state_idle: The pinctrl state to select when no child bus is being
  30  *      accessed. If NULL, the most recently used pinctrl state will be left
  31  *      selected.
  32  */
  33 struct i2c_mux_pinctrl_platform_data {
  34         int parent_bus_num;
  35         int base_bus_num;
  36         int bus_count;
  37         const char **pinctrl_states;
  38         const char *pinctrl_state_idle;
  39 };
  40
  41 #endif