From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/staging/iio/adc/ad7192.h | 47 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 drivers/staging/iio/adc/ad7192.h (limited to 'drivers/staging/iio/adc/ad7192.h') diff --git a/drivers/staging/iio/adc/ad7192.h b/drivers/staging/iio/adc/ad7192.h new file mode 100644 index 000000000..a0a5b61a4 --- /dev/null +++ b/drivers/staging/iio/adc/ad7192.h @@ -0,0 +1,47 @@ +/* + * 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_ */ -- cgit v1.2.3-54-g00ecf