1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * AD7266/65 SPI ADC driver 4 * 5 * Copyright 2012 Analog Devices Inc. 6 */ 7 8 #ifndef __IIO_ADC_AD7266_H__ 9 #define __IIO_ADC_AD7266_H__ 10 11 /** 12 * enum ad7266_range - AD7266 reference voltage range 13 * @AD7266_RANGE_VREF: Device is configured for input range 0V - VREF 14 * (RANGE pin set to low) 15 * @AD7266_RANGE_2VREF: Device is configured for input range 0V - 2VREF 16 * (RANGE pin set to high) 17 */ 18 enum ad7266_range { 19 AD7266_RANGE_VREF, 20 AD7266_RANGE_2VREF, 21 }; 22 23 /** 24 * enum ad7266_mode - AD7266 sample mode 25 * @AD7266_MODE_DIFF: Device is configured for full differential mode 26 * (SGL/DIFF pin set to low, AD0 pin set to low) 27 * @AD7266_MODE_PSEUDO_DIFF: Device is configured for pseudo differential mode 28 * (SGL/DIFF pin set to low, AD0 pin set to high) 29 * @AD7266_MODE_SINGLE_ENDED: Device is configured for single-ended mode 30 * (SGL/DIFF pin set to high) 31 */ 32 enum ad7266_mode { 33 AD7266_MODE_DIFF, 34 AD7266_MODE_PSEUDO_DIFF, 35 AD7266_MODE_SINGLE_ENDED, 36 }; 37 38 /** 39 * struct ad7266_platform_data - Platform data for the AD7266 driver 40 * @range: Reference voltage range the device is configured for 41 * @mode: Sample mode the device is configured for 42 * @fixed_addr: Whether the address pins are hard-wired 43 */ 44 struct ad7266_platform_data { 45 enum ad7266_range range; 46 enum ad7266_mode mode; 47 bool fixed_addr; 48 }; 49 50 #endif 51