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   1 /*
   2  * Header file for I2C support on PNX010x/4008.
   3  *
   4  * Author: Dennis Kovalev <dkovalev@ru.mvista.com>
   5  *
   6  * 2004-2006 (c) MontaVista Software, Inc. This file is licensed under
   7  * the terms of the GNU General Public License version 2. This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  */
  11
  12 #ifndef __I2C_PNX_H__
  13 #define __I2C_PNX_H__
  14
  15 struct platform_device;
  16 struct clk;
  17
  18 struct i2c_pnx_mif {
  19         int                     ret;            /* Return value */
  20         int                     mode;           /* Interface mode */
  21         struct completion       complete;       /* I/O completion */
  22         struct timer_list       timer;          /* Timeout */
  23         u8 *                    buf;            /* Data buffer */
  24         int                     len;            /* Length of data buffer */
  25 };
  26
  27 struct i2c_pnx_algo_data {
  28         u32                     base;
  29         u32                     ioaddr;
  30         int                     irq;
  31         struct i2c_pnx_mif      mif;
  32         int                     last;
  33         struct clk              *clk;
  34 };
  35
  36 struct i2c_pnx_data {
  37         u32 (*calculate_input_freq) (struct platform_device *pdev);
  38         struct i2c_adapter *adapter;
  39 };
  40
  41 #endif /* __I2C_PNX_H__ */