/* * AD7190 AD7192 AD7195 SPI ADC driver * * Copyright 2011 Analog Devices Inc. * * Licensed under the GPL-2. */ #ifndef IIO_ADC_AD7192_H_ #define IIO_ADC_AD7192_H_ /* * TODO: struct ad7192_platform_data needs to go into include/linux/iio */ /** * struct ad7192_platform_data - platform/board specific information * @vref_mv: the external reference voltage in millivolt * @clock_source_sel: [0..3] * 0 External 4.92 MHz clock connected from MCLK1 to MCLK2 * 1 External Clock applied to MCLK2 * 2 Internal 4.92 MHz Clock not available at the MCLK2 pin * 3 Internal 4.92 MHz Clock available at the MCLK2 pin * @ext_clk_Hz: the external clock frequency in Hz, if not set * the driver uses the internal clock (16.776 MHz) * @refin2_en: REFIN1/REFIN2 Reference Select (AD7190/2 only) * @rej60_en: 50/60Hz notch filter enable * @sinc3_en: SINC3 filter enable (default SINC4) * @chop_en: CHOP mode enable * @buf_en: buffered input mode enable * @unipolar_en: unipolar mode enable * @burnout_curr_en: constant current generators on AIN(+|-) enable */ struct ad7192_platform_data { u16 vref_mv; u8 clock_source_sel; u32 ext_clk_hz; bool refin2_en; bool rej60_en; bool sinc3_en; bool chop_en; bool buf_en; bool unipolar_en; bool burnout_curr_en; }; #endif /* IIO_ADC_AD7192_H_ */