Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-btrfs-devel.git] / drivers / staging / iio / adc / ad7192.h
bloba0a5b61a41f14811851f7d9827188d91fa2b4c8c
1 /*
2 * AD7190 AD7192 AD7195 SPI ADC driver
4 * Copyright 2011 Analog Devices Inc.
6 * Licensed under the GPL-2.
7 */
8 #ifndef IIO_ADC_AD7192_H_
9 #define IIO_ADC_AD7192_H_
12 * TODO: struct ad7192_platform_data needs to go into include/linux/iio
15 /**
16 * struct ad7192_platform_data - platform/board specific information
17 * @vref_mv: the external reference voltage in millivolt
18 * @clock_source_sel: [0..3]
19 * 0 External 4.92 MHz clock connected from MCLK1 to MCLK2
20 * 1 External Clock applied to MCLK2
21 * 2 Internal 4.92 MHz Clock not available at the MCLK2 pin
22 * 3 Internal 4.92 MHz Clock available at the MCLK2 pin
23 * @ext_clk_Hz: the external clock frequency in Hz, if not set
24 * the driver uses the internal clock (16.776 MHz)
25 * @refin2_en: REFIN1/REFIN2 Reference Select (AD7190/2 only)
26 * @rej60_en: 50/60Hz notch filter enable
27 * @sinc3_en: SINC3 filter enable (default SINC4)
28 * @chop_en: CHOP mode enable
29 * @buf_en: buffered input mode enable
30 * @unipolar_en: unipolar mode enable
31 * @burnout_curr_en: constant current generators on AIN(+|-) enable
34 struct ad7192_platform_data {
35 u16 vref_mv;
36 u8 clock_source_sel;
37 u32 ext_clk_Hz;
38 bool refin2_en;
39 bool rej60_en;
40 bool sinc3_en;
41 bool chop_en;
42 bool buf_en;
43 bool unipolar_en;
44 bool burnout_curr_en;
47 #endif /* IIO_ADC_AD7192_H_ */