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2de0c019f3
num_channels and registers are not used anymore since they are defined inside the driver and assigned by matching the id_table. Also, struct at91_adc_reg_desc is now only used inside the driver. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/*
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* Copyright (C) 2011 Free Electrons
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*
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* Licensed under the GPLv2 or later.
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*/
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#ifndef _AT91_ADC_H_
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#define _AT91_ADC_H_
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/**
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* struct at91_adc_trigger - description of triggers
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* @name: name of the trigger advertised to the user
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* @value: value to set in the ADC's trigger setup register
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to enable the trigger
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* @is_external: Does the trigger rely on an external pin?
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*/
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struct at91_adc_trigger {
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const char *name;
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u8 value;
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bool is_external;
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};
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/**
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* struct at91_adc_data - platform data for ADC driver
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* @channels_used: channels in use on the board as a bitmask
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* @startup_time: startup time of the ADC in microseconds
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* @trigger_list: Triggers available in the ADC
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* @trigger_number: Number of triggers available in the ADC
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* @use_external_triggers: does the board has external triggers availables
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* @vref: Reference voltage for the ADC in millivolts
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*/
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struct at91_adc_data {
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unsigned long channels_used;
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u8 startup_time;
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struct at91_adc_trigger *trigger_list;
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u8 trigger_number;
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bool use_external_triggers;
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u16 vref;
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};
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extern void __init at91_add_device_adc(struct at91_adc_data *data);
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#endif
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