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temp_sensor: add docs for esp32c3

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This commit is contained in:
Cao Sen Miao
2021-07-21 13:34:52 +08:00
parent 24356cf7f7
commit 69ad24c943
10 changed files with 96 additions and 18 deletions
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components/driver/esp32c3/rtc_tempsensor.c
+16 -9
View File
@@ -23,7 +23,6 @@
#include "esp_efuse_rtc_calib.h"
static const char *TAG = "tsens";
static bool temp_sensor_start_flag = false;
#define TSENS_XPD_WAIT_DEFAULT 0xFF /* Set wait cycle time(8MHz) from power up to reset enable. */
#define TSENS_ADC_FACTOR (0.4386)
@@ -48,10 +47,22 @@ static const tsens_dac_offset_t dac_offset[TSENS_DAC_MAX] = {
{TSENS_DAC_L4, 2, 10, -40, 20, 3},
};
typedef enum {
TSENS_HW_STATE_UNCONFIGURED,
TSENS_HW_STATE_CONFIGURED,
TSENS_HW_STATE_STARTED,
} tsens_hw_state_t;
static tsens_hw_state_t tsens_hw_state = TSENS_HW_STATE_UNCONFIGURED;
static float s_deltaT = NAN; // unused number
esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
{
if (tsens_hw_state == TSENS_HW_STATE_STARTED) {
ESP_LOGE(TAG, "Do not configure the temp sensor when it's running!");
return ESP_ERR_INVALID_STATE;
}
REG_SET_BIT(SYSTEM_PERIP_CLK_EN1_REG, SYSTEM_TSENS_CLK_EN);
CLEAR_PERI_REG_MASK(ANA_CONFIG_REG, ANA_I2C_SAR_FORCE_PD);
SET_PERI_REG_MASK(ANA_CONFIG2_REG, ANA_I2C_SAR_FORCE_PU);
@@ -63,6 +74,7 @@ esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
dac_offset[tsens.dac_offset].range_min,
dac_offset[tsens.dac_offset].range_max,
dac_offset[tsens.dac_offset].error_max);
tsens_hw_state = TSENS_HW_STATE_CONFIGURED;
return ESP_OK;
}
@@ -84,26 +96,21 @@ esp_err_t temp_sensor_get_config(temp_sensor_config_t *tsens)
esp_err_t temp_sensor_start(void)
{
if (temp_sensor_start_flag == true) {
ESP_LOGE(TAG, "Temperature sensor has been started!");
if (tsens_hw_state != TSENS_HW_STATE_CONFIGURED) {
ESP_LOGE(TAG, "Temperature sensor is already running or not be configured");
return ESP_ERR_INVALID_STATE;
}
REG_SET_BIT(SYSTEM_PERIP_CLK_EN1_REG, SYSTEM_TSENS_CLK_EN);
APB_SARADC.apb_tsens_ctrl2.tsens_clk_sel = 1;
APB_SARADC.apb_tsens_ctrl.tsens_pu = 1;
temp_sensor_start_flag = true;
tsens_hw_state = TSENS_HW_STATE_STARTED;
return ESP_OK;
}
esp_err_t temp_sensor_stop(void)
{
if (temp_sensor_start_flag == false) {
ESP_LOGE(TAG, "Temperature sensor has been stopped!");
return ESP_ERR_INVALID_STATE;
}
APB_SARADC.apb_tsens_ctrl.tsens_pu = 0;
APB_SARADC.apb_tsens_ctrl2.tsens_clk_sel = 0;
temp_sensor_start_flag = false;
return ESP_OK;
}
components/driver/esp32h2/rtc_tempsensor.c
+18
View File
@@ -47,10 +47,22 @@ static const tsens_dac_offset_t dac_offset[TSENS_DAC_MAX] = {
{TSENS_DAC_L4, 2, 10, -40, 20, 3},
};
typedef enum {
TSENS_HW_STATE_UNCONFIGURED,
TSENS_HW_STATE_CONFIGURED,
TSENS_HW_STATE_STARTED,
} tsens_hw_state_t;
static tsens_hw_state_t tsens_hw_state = TSENS_HW_STATE_UNCONFIGURED;
static float s_deltaT = NAN; // unused number
esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
{
if (tsens_hw_state == TSENS_HW_STATE_STARTED) {
ESP_LOGE(TAG, "Do not configure the temp sensor when it's running!");
return ESP_ERR_INVALID_STATE;
}
REG_SET_BIT(SYSTEM_PERIP_CLK_EN1_REG, SYSTEM_TSENS_CLK_EN);
CLEAR_PERI_REG_MASK(ANA_CONFIG_REG, ANA_I2C_SAR_FORCE_PD);
SET_PERI_REG_MASK(ANA_CONFIG2_REG, ANA_I2C_SAR_FORCE_PU);
@@ -62,6 +74,7 @@ esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
dac_offset[tsens.dac_offset].range_min,
dac_offset[tsens.dac_offset].range_max,
dac_offset[tsens.dac_offset].error_max);
tsens_hw_state = TSENS_HW_STATE_CONFIGURED;
return ESP_OK;
}
@@ -83,9 +96,14 @@ esp_err_t temp_sensor_get_config(temp_sensor_config_t *tsens)
esp_err_t temp_sensor_start(void)
{
if (tsens_hw_state != TSENS_HW_STATE_CONFIGURED) {
ESP_LOGE(TAG, "Temperature sensor is already running or not be configured");
return ESP_ERR_INVALID_STATE;
}
REG_SET_BIT(SYSTEM_PERIP_CLK_EN1_REG, SYSTEM_TSENS_CLK_EN);
APB_SARADC.apb_tsens_ctrl2.tsens_clk_sel = 1;
APB_SARADC.apb_tsens_ctrl.tsens_pu = 1;
tsens_hw_state = TSENS_HW_STATE_STARTED;
return ESP_OK;
}
components/driver/esp32s2/rtc_tempsensor.c
+22 -2
View File
@@ -47,12 +47,25 @@ static const tsens_dac_offset_t dac_offset[TSENS_DAC_MAX] = {
{TSENS_DAC_L4, 2, 10, -40, 20, 3},
};
typedef enum {
TSENS_HW_STATE_UNCONFIGURED,
TSENS_HW_STATE_CONFIGURED,
TSENS_HW_STATE_STARTED,
} tsens_hw_state_t;
static tsens_hw_state_t tsens_hw_state = TSENS_HW_STATE_UNCONFIGURED;
static SemaphoreHandle_t rtc_tsens_mux = NULL;
static float s_deltaT = NAN; // Unused number
esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
{
esp_err_t err = ESP_OK;
if (tsens_hw_state == TSENS_HW_STATE_STARTED) {
ESP_LOGE(TAG, "Do not configure the temp sensor when it's running!");
err = ESP_ERR_INVALID_STATE;
}
CLEAR_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_SAR_I2C_FORCE_PD_M);
SET_PERI_REG_MASK(RTC_CNTL_ANA_CONF_REG, RTC_CNTL_SAR_I2C_FORCE_PU_M);
CLEAR_PERI_REG_MASK(ANA_CONFIG_REG, I2C_SAR_M);
@@ -68,7 +81,8 @@ esp_err_t temp_sensor_set_config(temp_sensor_config_t tsens)
dac_offset[tsens.dac_offset].range_min,
dac_offset[tsens.dac_offset].range_max,
dac_offset[tsens.dac_offset].error_max);
return ESP_OK;
tsens_hw_state = TSENS_HW_STATE_CONFIGURED;
return err;
}
esp_err_t temp_sensor_get_config(temp_sensor_config_t *tsens)
@@ -91,6 +105,11 @@ esp_err_t temp_sensor_get_config(temp_sensor_config_t *tsens)
esp_err_t temp_sensor_start(void)
{
esp_err_t err = ESP_OK;
if (tsens_hw_state != TSENS_HW_STATE_CONFIGURED) {
ESP_LOGE(TAG, "Temperature sensor is already running or not be configured");
err = ESP_ERR_INVALID_STATE;
}
if (rtc_tsens_mux == NULL) {
rtc_tsens_mux = xSemaphoreCreateMutex();
}
@@ -98,7 +117,8 @@ esp_err_t temp_sensor_start(void)
SENS.sar_tctrl.tsens_dump_out = 0;
SENS.sar_tctrl2.tsens_clkgate_en = 1;
SENS.sar_tctrl.tsens_power_up = 1;
return ESP_OK;
tsens_hw_state = TSENS_HW_STATE_STARTED;
return err;
}
esp_err_t temp_sensor_stop(void)
components/soc/esp32c3/include/soc/soc_caps.h
+1
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@@ -13,6 +13,7 @@
#define SOC_HMAC_SUPPORTED 1
#define SOC_ASYNC_MEMCPY_SUPPORTED 1
#define SOC_USB_SERIAL_JTAG_SUPPORTED 1
#define SOC_TEMP_SENSOR_SUPPORTED 1
#define SOC_FLASH_ENCRYPTION_XTS_AES 1
/*-------------------------- COMMON CAPS ---------------------------------------*/
components/soc/esp32h2/include/soc/soc_caps.h
+1
View File
@@ -17,6 +17,7 @@
/*-------------------------- COMMON CAPS ---------------------------------------*/
#define SOC_SUPPORTS_SECURE_DL_MODE 1
#define SOC_EFUSE_SECURE_BOOT_KEY_DIGESTS 3
#define SOC_TEMP_SENSOR_SUPPORTED 1
/*-------------------------- AES CAPS -----------------------------------------*/
components/soc/esp32s2/include/soc/soc_caps.h
+1
View File
@@ -54,6 +54,7 @@
#define SOC_ASYNC_MEMCPY_SUPPORTED 1
#define SOC_EFUSE_SECURE_BOOT_KEY_DIGESTS 3
#define SOC_EFUSE_REVOKE_BOOT_KEY_DIGESTS 1
#define SOC_TEMP_SENSOR_SUPPORTED 1
#define SOC_CACHE_SUPPORT_WRAP 1
#define SOC_FLASH_ENCRYPTION_XTS_AES 1
#define SOC_FLASH_ENCRYPTION_XTS_AES_256 1