| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* | |
| * AD7266/65 SPI ADC driver | |
| * | |
| * Copyright 2012 Analog Devices Inc. | |
| */ | |
| #ifndef __IIO_ADC_AD7266_H__ | |
| #define __IIO_ADC_AD7266_H__ | |
| /** | |
| * enum ad7266_range - AD7266 reference voltage range | |
| * @AD7266_RANGE_VREF: Device is configured for input range 0V - VREF | |
| * (RANGE pin set to low) | |
| * @AD7266_RANGE_2VREF: Device is configured for input range 0V - 2VREF | |
| * (RANGE pin set to high) | |
| */ | |
| enum ad7266_range { | |
| AD7266_RANGE_VREF, | |
| AD7266_RANGE_2VREF, | |
| }; | |
| /** | |
| * enum ad7266_mode - AD7266 sample mode | |
| * @AD7266_MODE_DIFF: Device is configured for full differential mode | |
| * (SGL/DIFF pin set to low, AD0 pin set to low) | |
| * @AD7266_MODE_PSEUDO_DIFF: Device is configured for pseudo differential mode | |
| * (SGL/DIFF pin set to low, AD0 pin set to high) | |
| * @AD7266_MODE_SINGLE_ENDED: Device is configured for single-ended mode | |
| * (SGL/DIFF pin set to high) | |
| */ | |
| enum ad7266_mode { | |
| AD7266_MODE_DIFF, | |
| AD7266_MODE_PSEUDO_DIFF, | |
| AD7266_MODE_SINGLE_ENDED, | |
| }; | |
| /** | |
| * struct ad7266_platform_data - Platform data for the AD7266 driver | |
| * @range: Reference voltage range the device is configured for | |
| * @mode: Sample mode the device is configured for | |
| * @fixed_addr: Whether the address pins are hard-wired | |
| * @addr_gpios: GPIOs used for controlling the address pins, only used if | |
| * fixed_addr is set to false. | |
| */ | |
| struct ad7266_platform_data { | |
| enum ad7266_range range; | |
| enum ad7266_mode mode; | |
| bool fixed_addr; | |
| unsigned int addr_gpios[3]; | |
| }; | |
| #endif |