text: /************************************************************************************
   * arch/arm/src/stm32/hardware/stm32_i2c.h
   *
   *   Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
   *   Author: Gregory Nutt <gnutt@nuttx.org>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   * 3. Neither the name NuttX nor the names of its contributors may be
   *    used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
   * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
   * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
   * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   ************************************************************************************/
  
  #ifndef __ARCH_ARM_SRC_STM32_HARDWARE_STM32_I2C_H
  #define __ARCH_ARM_SRC_STM32_HARDWARE_STM32_I2C_H
  
  /************************************************************************************
   * Included Files
   ************************************************************************************/
  
  /* There are 2 main types of I2C IP cores among STM32 chips:
   *   1. STM32 I2C IPv1 - F1, F2, F4 and L1
   *   2. STM32 I2C IPv2 - G0, L0, F0, F3, F7, H7 and L4
   */
  
  #if defined(CONFIG_STM32_HAVE_IP_I2C_V1)
  #  include "stm32_i2c_v1.h"
  #elif defined(CONFIG_STM32_HAVE_IP_I2C_V2)
  #  include "stm32_i2c_v2.h"
  #else
  #  error STM32 I2C IP version not specified
  #endif
  
  #endif /* __ARCH_ARM_SRC_STM32_HARDWARE_STM32_I2C_H */
  