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driver(adc): add adc-dma code for esp32

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This commit is contained in:
fuzhibo
2020-06-11 22:05:18 +08:00
committed by bot
parent cf3be75844
commit bd92e95160
11 changed files with 211 additions and 224 deletions
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77
components/driver/include/driver/adc_common.h
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@@ -84,6 +84,35 @@ typedef enum {
ADC_ENCODE_MAX,
} adc_i2s_encode_t;
/*---------------------------------------------------------------
Common setting
---------------------------------------------------------------*/
/**
* @brief Enable ADC power
*/
void adc_power_on(void);
/**
* @brief Power off SAR ADC
* This function will force power down for ADC
*/
void adc_power_off(void);
/**
* @brief Initialize ADC pad
* @param adc_unit ADC unit index
* @param channel ADC channel index
* @return
* - ESP_OK success
* - ESP_ERR_INVALID_ARG Parameter error
*/
esp_err_t adc_gpio_init(adc_unit_t adc_unit, adc_channel_t channel);
/*---------------------------------------------------------------
RTC controller setting
---------------------------------------------------------------*/
/**
* @brief Get the GPIO number of a specific ADC1 channel.
*
@@ -173,27 +202,6 @@ esp_err_t adc1_config_width(adc_bits_width_t width_bit);
*/
int adc1_get_raw(adc1_channel_t channel);
/**
* @brief Enable ADC power
*/
void adc_power_on(void);
/**
* @brief Power off SAR ADC
* This function will force power down for ADC
*/
void adc_power_off(void);
/**
* @brief Initialize ADC pad
* @param adc_unit ADC unit index
* @param channel ADC channel index
* @return
* - ESP_OK success
* - ESP_ERR_INVALID_ARG Parameter error
*/
esp_err_t adc_gpio_init(adc_unit_t adc_unit, adc_channel_t channel);
/**
* @brief Set ADC data invert
* @param adc_unit ADC unit index
@@ -345,6 +353,33 @@ esp_err_t adc_vref_to_gpio(adc_unit_t adc_unit, gpio_num_t gpio);
* - ESP_ERR_INVALID_ARG: Unsupported GPIO
*/
esp_err_t adc2_vref_to_gpio(gpio_num_t gpio) __attribute__((deprecated));
/*---------------------------------------------------------------
Digital controller setting
---------------------------------------------------------------*/
/**
* @brief ADC digital controller initialization.
* @return
* - ESP_OK Success
*/
esp_err_t adc_digi_init(void);
/**
* @brief ADC digital controller deinitialization.
* @return
* - ESP_OK Success
*/
esp_err_t adc_digi_deinit(void);
/**
* @brief Setting the digital controller.
*
* @param config Pointer to digital controller paramter. Refer to `adc_digi_config_t`.
*
* @return
* - ESP_OK Success
*/
esp_err_t adc_digi_controller_config(const adc_digi_config_t *config);
#ifdef __cplusplus
}