drivers/staging/iio/dac/ad5421.h

   1 #ifndef __IIO_DAC_AD5421_H__
   2 #define __IIO_DAC_AD5421_H__
   3
   4 /*
   5  * TODO: This file needs to go into include/linux/iio
   6  */
   7
   8 /**
   9  * enum ad5421_current_range - Current range the AD5421 is configured for.
  10  * @AD5421_CURRENT_RANGE_4mA_20mA: 4 mA to 20 mA (RANGE1,0 pins = 00)
  11  * @AD5421_CURRENT_RANGE_3mA8_21mA: 3.8 mA to 21 mA (RANGE1,0 pins = x1)
  12  * @AD5421_CURRENT_RANGE_3mA2_24mA: 3.2 mA to 24 mA (RANGE1,0 pins = 10)
  13  */
  14
  15 enum ad5421_current_range {
  16         AD5421_CURRENT_RANGE_4mA_20mA,
  17         AD5421_CURRENT_RANGE_3mA8_21mA,
  18         AD5421_CURRENT_RANGE_3mA2_24mA,
  19 };
  20
  21 /**
  22  * struct ad5421_platform_data - AD5421 DAC driver platform data
  23  * @external_vref: whether an external reference voltage is used or not
  24  * @current_range: Current range the AD5421 is configured for
  25  */
  26
  27 struct ad5421_platform_data {
  28         bool external_vref;
  29         enum ad5421_current_range current_range;
  30 };
  31
  32 #endif