include/linux/platform_data/i2c-davinci.h

   1 /*
   2  * DaVinci I2C controller platform_device info
   3  *
   4  * Author: Vladimir Barinov, MontaVista Software, Inc. <source@mvista.com>
   5  *
   6  * 2007 (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 __ASM_ARCH_I2C_H
  13 #define __ASM_ARCH_I2C_H
  14
  15 /* All frequencies are expressed in kHz */
  16 struct davinci_i2c_platform_data {
  17         unsigned int    bus_freq;       /* standard bus frequency (kHz) */
  18         unsigned int    bus_delay;      /* post-transaction delay (usec) */
  19         unsigned int    sda_pin;        /* GPIO pin ID to use for SDA */
  20         unsigned int    scl_pin;        /* GPIO pin ID to use for SCL */
  21         bool            has_pfunc;      /*chip has a ICPFUNC register */
  22 };
  23
  24 /* for board setup code */
  25 void davinci_init_i2c(struct davinci_i2c_platform_data *);
  26
  27 #endif /* __ASM_ARCH_I2C_H */