include/linux/platform_data/x86/mlxcpld.h

   1 /*
   2  * mlxcpld.h - Mellanox I2C multiplexer support in CPLD
   3  *
   4  * Copyright (c) 2016 Mellanox Technologies. All rights reserved.
   5  * Copyright (c) 2016 Michael Shych <michaels@mellanox.com>
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the names of the copyright holders nor the names of its
  16  *    contributors may be used to endorse or promote products derived from
  17  *    this software without specific prior written permission.
  18  *
  19  * Alternatively, this software may be distributed under the terms of the
  20  * GNU General Public License ("GPL") version 2 as published by the Free
  21  * Software Foundation.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  30  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  31  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  32  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  33  * POSSIBILITY OF SUCH DAMAGE.
  34  */
  35
  36 #ifndef _LINUX_I2C_MLXCPLD_H
  37 #define _LINUX_I2C_MLXCPLD_H
  38
  39 /* Platform data for the CPLD I2C multiplexers */
  40
  41 /* mlxcpld_mux_plat_data - per mux data, used with i2c_register_board_info
  42  * @adap_ids - adapter array
  43  * @num_adaps - number of adapters
  44  * @sel_reg_addr - mux select register offset in CPLD space
  45  */
  46 struct mlxcpld_mux_plat_data {
  47         int *adap_ids;
  48         int num_adaps;
  49         int sel_reg_addr;
  50 };
  51
  52 #endif /* _LINUX_I2C_MLXCPLD_H */