projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| aaeb6dff MR |
1 | /* |
| 2 | * Copyright (C) 2011 Free Electrons | |
| 3 | * | |
| 4 | * Licensed under the GPLv2 or later. | |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef _AT91_ADC_H_ | |
| 8 | #define _AT91_ADC_H_ | |
| 9 | ||
| aaeb6dff MR |
10 | /** |
| 11 | * struct at91_adc_trigger - description of triggers | |
| 12 | * @name: name of the trigger advertised to the user | |
| 13 | * @value: value to set in the ADC's trigger setup register | |
| 14 | to enable the trigger | |
| 15 | * @is_external: Does the trigger rely on an external pin? | |
| 16 | */ | |
| 17 | struct at91_adc_trigger { | |
| 18 | const char *name; | |
| 19 | u8 value; | |
| 20 | bool is_external; | |
| 21 | }; | |
| 22 | ||
| 23 | /** | |
| 24 | * struct at91_adc_data - platform data for ADC driver | |
| 25 | * @channels_used: channels in use on the board as a bitmask | |
| aaeb6dff MR |
26 | * @startup_time: startup time of the ADC in microseconds |
| 27 | * @trigger_list: Triggers available in the ADC | |
| 28 | * @trigger_number: Number of triggers available in the ADC | |
| 29 | * @use_external_triggers: does the board has external triggers availables | |
| 30 | * @vref: Reference voltage for the ADC in millivolts | |
| 31 | */ | |
| 32 | struct at91_adc_data { | |
| 33 | unsigned long channels_used; | |
| aaeb6dff MR |
34 | u8 startup_time; |
| 35 | struct at91_adc_trigger *trigger_list; | |
| 36 | u8 trigger_number; | |
| 37 | bool use_external_triggers; | |
| 38 | u16 vref; | |
| 39 | }; | |
| 40 | ||
| 41 | extern void __init at91_add_device_adc(struct at91_adc_data *data); | |
| 42 | #endif |