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adc_digi: add dma drivers

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This commit is contained in:
Armando
2020-12-08 14:50:32 +08:00
committed by bot
parent 76bb9565af
commit b38f4646de
13 changed files with 656 additions and 124 deletions
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37
components/driver/include/driver/adc_common.h
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@@ -37,7 +37,8 @@ typedef enum {
ADC1_CHANNEL_7, /*!< ADC1 channel 7 is GPIO35 */
ADC1_CHANNEL_MAX,
} adc1_channel_t;
#elif CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 // TODO ESP32-S3 channels are wrong IDF-1776
#elif CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
//S3 is not sure. Need to be checked when bringing up S3
/**** `adc1_channel_t` will be deprecated functions, combine into `adc_channel_t` ********/
typedef enum {
ADC1_CHANNEL_0 = 0, /*!< ADC1 channel 0 is GPIO1 */
@@ -62,9 +63,10 @@ typedef enum {
ADC1_CHANNEL_4, /*!< ADC1 channel 4 is GPIO34 */
ADC1_CHANNEL_MAX,
} adc1_channel_t;
#endif // CONFIG_IDF_TARGET_*
#endif
#if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 // TODO ESP32-S3 channels are wrong IDF-1776
#if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
//S3 is not sure. Need to be checked when bringing up S3
/**** `adc2_channel_t` will be deprecated functions, combine into `adc_channel_t` ********/
typedef enum {
ADC2_CHANNEL_0 = 0, /*!< ADC2 channel 0 is GPIO4 (ESP32), GPIO11 (ESP32-S2) */
@@ -141,32 +143,14 @@ typedef struct adc_digi_init_config_s {
/**
* @brief Enable ADC power
* @deprecated Use adc_power_acquire and adc_power_release instead.
*/
void adc_power_on(void) __attribute__((deprecated));
void adc_power_on(void);
/**
* @brief Power off SAR ADC
* @deprecated Use adc_power_acquire and adc_power_release instead.
* This function will force power down for ADC.
* This function is deprecated because forcing power ADC power off may
* disrupt operation of other components which may be using the ADC.
* This function will force power down for ADC
*/
void adc_power_off(void) __attribute__((deprecated));
/**
* @brief Increment the usage counter for ADC module.
* ADC will stay powered on while the counter is greater than 0.
* Call adc_power_release when done using the ADC.
*/
void adc_power_acquire(void);
/**
* @brief Decrement the usage counter for ADC module.
* ADC will stay powered on while the counter is greater than 0.
* Call this function when done using the ADC.
*/
void adc_power_release(void);
void adc_power_off(void);
/**
* @brief Initialize ADC pad
@@ -258,8 +242,6 @@ esp_err_t adc1_config_width(adc_bits_width_t width_bit);
* the input of GPIO36 and GPIO39 will be pulled down for about 80ns.
* When enabling power for any of these peripherals, ignore input from GPIO36 and GPIO39.
* Please refer to section 3.11 of 'ECO_and_Workarounds_for_Bugs_in_ESP32' for the description of this issue.
* As a workaround, call adc_power_acquire() in the app. This will result in higher power consumption (by ~1mA),
* but will remove the glitches on GPIO36 and GPIO39.
*
* @note Call ``adc1_config_width()`` before the first time this
* function is called.
@@ -385,9 +367,6 @@ esp_err_t adc2_config_channel_atten(adc2_channel_t channel, adc_atten_t atten);
* the input of GPIO36 and GPIO39 will be pulled down for about 80ns.
* When enabling power for any of these peripherals, ignore input from GPIO36 and GPIO39.
* Please refer to section 3.11 of 'ECO_and_Workarounds_for_Bugs_in_ESP32' for the description of this issue.
* As a workaround, call adc_power_acquire() in the app. This will result in higher power consumption (by ~1mA),
* but will remove the glitches on GPIO36 and GPIO39.
*
*
* @note ESP32:
* For a given channel, ``adc2_config_channel_atten()``