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temperature_sensor: Add temperature sensor support for ESP32-C2

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This commit is contained in:
Cao Sen Miao
2022-06-23 15:36:43 +08:00
parent 7d68098089
commit 3a820462ac
38 changed files with 388 additions and 113 deletions
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components/driver/deprecated/rtc_temperature_legacy.c
+9
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@@ -11,12 +11,14 @@
#include "esp_types.h"
#include "esp_log.h"
#include "esp_check.h"
#include "freertos/FreeRTOS.h"
#include "soc/rtc_cntl_reg.h"
#include "esp_private/regi2c_ctrl.h"
#include "soc/regi2c_saradc.h"
#include "esp_log.h"
#include "esp_efuse_rtc_calib.h"
#include "hal/temperature_sensor_ll.h"
#include "hal/regi2c_ctrl_ll.h"
#include "driver/temp_sensor_types_legacy.h"
#include "esp_private/periph_ctrl.h"
@@ -26,6 +28,10 @@ static const char *TAG = "tsens";
#define TSENS_DAC_FACTOR (27.88)
#define TSENS_SYS_OFFSET (20.52)
extern portMUX_TYPE rtc_spinlock; //TODO: Will be placed in the appropriate position after the rtc module is finished.
#define RTC_TEMP_SENSOR_ENTER_CRITICAL() portENTER_CRITICAL(&rtc_spinlock)
#define RTC_TEMP_SENSOR_EXIT_CRITICAL() portEXIT_CRITICAL(&rtc_spinlock)
typedef struct {
int index;
int offset;
@@ -62,8 +68,11 @@ esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
err = ESP_ERR_INVALID_STATE;
}
temperature_sensor_ll_set_clk_div(tsens.clk_div);
RTC_TEMP_SENSOR_ENTER_CRITICAL();
regi2c_ctrl_ll_i2c_saradc_enable();
temperature_sensor_ll_set_range(dac_offset[tsens.dac_offset].reg_val);
temperature_sensor_ll_enable(true);
RTC_TEMP_SENSOR_EXIT_CRITICAL();
ESP_LOGI(TAG, "Config range [%d°C ~ %d°C], error < %d°C",
dac_offset[tsens.dac_offset].range_min,
dac_offset[tsens.dac_offset].range_max,