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4.4.0-1128-aws
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include
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linux
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platform_data
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Filename :
at91_adc.h
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/* * Copyright (C) 2011 Free Electrons * * Licensed under the GPLv2 or later. */ #ifndef _AT91_ADC_H_ #define _AT91_ADC_H_ enum atmel_adc_ts_type { ATMEL_ADC_TOUCHSCREEN_NONE = 0, ATMEL_ADC_TOUCHSCREEN_4WIRE = 4, ATMEL_ADC_TOUCHSCREEN_5WIRE = 5, }; /** * struct at91_adc_trigger - description of triggers * @name: name of the trigger advertised to the user * @value: value to set in the ADC's trigger setup register to enable the trigger * @is_external: Does the trigger rely on an external pin? */ struct at91_adc_trigger { const char *name; u8 value; bool is_external; }; /** * struct at91_adc_data - platform data for ADC driver * @channels_used: channels in use on the board as a bitmask * @startup_time: startup time of the ADC in microseconds * @trigger_list: Triggers available in the ADC * @trigger_number: Number of triggers available in the ADC * @use_external_triggers: does the board has external triggers availables * @vref: Reference voltage for the ADC in millivolts * @touchscreen_type: If a touchscreen is connected, its type (4 or 5 wires) */ struct at91_adc_data { unsigned long channels_used; u8 startup_time; struct at91_adc_trigger *trigger_list; u8 trigger_number; bool use_external_triggers; u16 vref; enum atmel_adc_ts_type touchscreen_type; }; extern void __init at91_add_device_adc(struct at91_adc_data *data); #endif