xref: /openbmc/linux/include/linux/iio/dac/ad5421.h (revision 827634ad)
1 #ifndef __IIO_DAC_AD5421_H__
2 #define __IIO_DAC_AD5421_H__
3 
4 /**
5  * enum ad5421_current_range - Current range the AD5421 is configured for.
6  * @AD5421_CURRENT_RANGE_4mA_20mA: 4 mA to 20 mA (RANGE1,0 pins = 00)
7  * @AD5421_CURRENT_RANGE_3mA8_21mA: 3.8 mA to 21 mA (RANGE1,0 pins = x1)
8  * @AD5421_CURRENT_RANGE_3mA2_24mA: 3.2 mA to 24 mA (RANGE1,0 pins = 10)
9  */
10 
11 enum ad5421_current_range {
12 	AD5421_CURRENT_RANGE_4mA_20mA,
13 	AD5421_CURRENT_RANGE_3mA8_21mA,
14 	AD5421_CURRENT_RANGE_3mA2_24mA,
15 };
16 
17 /**
18  * struct ad5421_platform_data - AD5421 DAC driver platform data
19  * @external_vref: whether an external reference voltage is used or not
20  * @current_range: Current range the AD5421 is configured for
21  */
22 
23 struct ad5421_platform_data {
24 	bool external_vref;
25 	enum ad5421_current_range current_range;
26 };
27 
28 #endif
29