1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * AD7887 SPI ADC driver
4 *
5 * Copyright 2010 Analog Devices Inc.
6 */
7 #ifndef IIO_ADC_AD7887_H_
8 #define IIO_ADC_AD7887_H_
9
10 /**
11 * struct ad7887_platform_data - AD7887 ADC driver platform data
12 * @en_dual: Whether to use dual channel mode. If set to true AIN1 becomes the
13 * second input channel, and Vref is internally connected to Vdd. If set to
14 * false the device is used in single channel mode and AIN1/Vref is used as
15 * VREF input.
16 * @use_onchip_ref: Whether to use the onchip reference. If set to true the
17 * internal 2.5V reference is used. If set to false a external reference is
18 * used.
19 */
20 struct ad7887_platform_data {
21 bool en_dual;
22 bool use_onchip_ref;
23 };
24
25 #endif /* IIO_ADC_AD7887_H_ */