#ifndef __IIO_AD7291_H__
  #define __IIO_AD7291_H__
  
  /**
   * struct ad7291_platform_data - AD7291 platform data
   * @use_external_ref: Whether to use an external or internal reference voltage
   */
  struct ad7291_platform_data {
  	bool use_external_ref;
  };
  
  #endif