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Merge branch 'bugfix/fix_temp_sensor_affect_by_adc_v5.5' into 'release/v5.5'

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ADC: fix temp sensor affect by adc continuous reset (v5.5)

See merge request espressif/esp-idf!42842
This commit is contained in:
morris
2026-04-24 12:13:27 +08:00
parent ece1eecc20 dfa50ddeb4
commit 45e1d7fc5e
24 changed files with 724 additions and 66 deletions
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components/hal/esp32c6/include/hal/temperature_sensor_ll.h
+55 -1
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -270,6 +270,60 @@ static inline void temperature_sensor_ll_set_sample_rate(uint16_t rate)
HAL_FORCE_MODIFY_U32_REG_FIELD(APB_SARADC.tsens_sample, saradc_tsens_sample_rate, rate);
}
/**
* @brief Structure for temperature sensor related register values
*/
typedef struct {
uint32_t tsens_ctrl; // Temperature sensor control register (APB_SARADC_APB_TSENS_CTRL_REG)
uint32_t tsens_ctrl2; // Temperature sensor control register 2 (APB_SARADC_TSENS_CTRL2_REG)
uint32_t tsens_wake; // Temperature sensor wake register (APB_TSENS_WAKE_REG)
uint32_t tsens_sample; // Temperature sensor sample register (APB_TSENS_SAMPLE_REG)
uint32_t cali; // ADC calibration register
uint32_t clkm_conf; // ADC clock configuration register
uint32_t int_ena; // ADC interrupt enable register
uint32_t int_raw; // ADC interrupt raw status register
uint32_t int_st; // ADC interrupt status register
uint32_t int_clr; // ADC interrupt clear register
} tsens_ll_reg_values_t;
/**
* @brief Read temperature sensor related ADC register values for backup
*
* @param reg_values Output parameter, pointer to structure for storing register values
*/
static inline void tsens_ll_backup_registers(tsens_ll_reg_values_t *reg_values)
{
reg_values->tsens_ctrl = APB_SARADC.saradc_apb_tsens_ctrl.val;
reg_values->tsens_ctrl2 = APB_SARADC.saradc_tsens_ctrl2.val;
reg_values->tsens_wake = APB_SARADC.tsens_wake.val;
reg_values->tsens_sample = APB_SARADC.tsens_sample.val;
reg_values->cali = APB_SARADC.saradc_cali.val;
reg_values->clkm_conf = APB_SARADC.saradc_clkm_conf.val;
reg_values->int_ena = APB_SARADC.saradc_int_ena.val;
reg_values->int_raw = APB_SARADC.saradc_int_raw.val;
reg_values->int_st = APB_SARADC.saradc_int_st.val;
reg_values->int_clr = APB_SARADC.saradc_int_clr.val;
}
/**
* @brief Restore temperature sensor related ADC register values from backup
*
* @param reg_values Input parameter, pointer to structure containing register values to restore
*/
static inline void tsens_ll_restore_registers(const tsens_ll_reg_values_t *reg_values)
{
APB_SARADC.saradc_apb_tsens_ctrl.val = reg_values->tsens_ctrl;
APB_SARADC.saradc_tsens_ctrl2.val = reg_values->tsens_ctrl2;
APB_SARADC.tsens_wake.val = reg_values->tsens_wake;
APB_SARADC.tsens_sample.val = reg_values->tsens_sample;
APB_SARADC.saradc_cali.val = reg_values->cali;
APB_SARADC.saradc_clkm_conf.val = reg_values->clkm_conf;
APB_SARADC.saradc_int_ena.val = reg_values->int_ena;
APB_SARADC.saradc_int_raw.val = reg_values->int_raw;
APB_SARADC.saradc_int_st.val = reg_values->int_st;
APB_SARADC.saradc_int_clr.val = reg_values->int_clr;
}
#ifdef __cplusplus
}
#endif