fix(tsens): fix temp_sensor affect by adc reset

components/esp_hw_support/adc_share_hw_ctrl.c

@@ -210,7 +210,7 @@ void adc_apb_periph_claim(void)
 #if SOC_RCC_IS_INDEPENDENT
             adc_ll_enable_func_clock(true);
 #endif
-            adc_ll_reset_register();
+            sar_periph_ctrl_adc_reset();
         }
     }
 

components/esp_hw_support/include/esp_private/sar_periph_ctrl.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -102,6 +102,34 @@ void sar_periph_ctrl_power_enable(void);
  */
 void sar_periph_ctrl_power_disable(void);
 
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+
+/**
+* @note For chips that temperature sensor uses part of ADC registers,
+*       ADC reset will reset these temperature sensor registers.
+*       So we need to backup and restore these temperature sensor registers when ADC reset.
+*       And in case temperature sensor result error during ADC reset,
+*       we need to acquire a lock to prevent temperature sensor readings during ADC reset.
+*/
+
+/**
+ * @brief Acquire ADC reset lock
+ */
+void adc_reset_lock_acquire(void);
+
+/**
+ * @brief Release ADC reset lock
+ */
+void adc_reset_lock_release(void);
+
+/**
+ * @brief Reset ADC module
+ *
+ */
+void sar_periph_ctrl_adc_reset(void);
+
 #ifdef __cplusplus
 }
 #endif

components/esp_hw_support/port/esp32/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -18,7 +18,10 @@
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
+#include "hal/adc_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
@@ -115,3 +118,23 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    ADC_BUS_CLK_ATOMIC() {
+        adc_ll_reset_register();
+    }
+}
+
+void adc_reset_lock_acquire(void)
+{
+    // Empty implementation
+}
+
+void adc_reset_lock_release(void)
+{
+    // Empty implementation
+}

components/esp_hw_support/port/esp32c2/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -20,6 +20,8 @@
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
 #include "hal/adc_ll.h"
 
@@ -122,6 +124,26 @@ void sar_periph_ctrl_adc_oneshot_power_release(void)
     s_sar_adc_power_release();
 }
 
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    ADC_BUS_CLK_ATOMIC() {
+        adc_ll_reset_register();
+    }
+}
+
+void adc_reset_lock_acquire(void)
+{
+    // Empty implementation
+}
+
+void adc_reset_lock_release(void)
+{
+    // Empty implementation
+}
+
 void sar_periph_ctrl_adc_continuous_power_acquire(void)
 {
     abort();  //c2 not supported, should never reach here

components/esp_hw_support/port/esp32c3/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -15,16 +15,21 @@
  * - Temp Sensor
  */
 
+#include <sys/lock.h>
 #include "sdkconfig.h"
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
 #include "hal/adc_ll.h"
+#include "hal/temperature_sensor_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
+static _lock_t adc_reset_lock;
 
 
 void sar_periph_ctrl_init(void)
@@ -131,3 +136,35 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_adc_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    // Acquire ADC reset lock to prevent temperature sensor readings during ADC reset
+    adc_reset_lock_acquire();
+
+    ADC_BUS_CLK_ATOMIC() {
+        // Save temperature sensor related register values before ADC reset
+        tsens_ll_reg_values_t saved_tsens_regs = {};
+        tsens_ll_backup_registers(&saved_tsens_regs);
+        adc_ll_reset_register();
+        // Restore temperature sensor related register values after ADC reset
+        temperature_sensor_ll_reset_module();
+        tsens_ll_restore_registers(&saved_tsens_regs);
+    }
+
+    // Release ADC reset lock after ADC reset is complete
+    adc_reset_lock_release();
+}
+
+void adc_reset_lock_acquire(void)
+{
+    _lock_acquire(&adc_reset_lock);
+}
+
+void adc_reset_lock_release(void)
+{
+    _lock_release(&adc_reset_lock);
+}

components/esp_hw_support/port/esp32c5/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -14,16 +14,22 @@
  * - PWDET
  */
 
+#include <sys/lock.h>
 #include "sdkconfig.h"
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
 #include "esp_private/esp_modem_clock.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
+#include "hal/adc_ll.h"
+#include "hal/temperature_sensor_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
+static _lock_t adc_reset_lock;
 
 void sar_periph_ctrl_init(void)
 {
@@ -119,3 +125,35 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    // Acquire ADC reset lock to prevent temperature sensor readings during ADC reset
+    adc_reset_lock_acquire();
+
+    ADC_BUS_CLK_ATOMIC() {
+        // Save temperature sensor related register values before ADC reset
+        tsens_ll_reg_values_t saved_tsens_regs = {};
+        tsens_ll_backup_registers(&saved_tsens_regs);
+        adc_ll_reset_register();
+        // Restore temperature sensor related register values after ADC reset
+        temperature_sensor_ll_reset_module();
+        tsens_ll_restore_registers(&saved_tsens_regs);
+    }
+
+    // Release ADC reset lock after ADC reset is complete
+    adc_reset_lock_release();
+}
+
+void adc_reset_lock_acquire(void)
+{
+    _lock_acquire(&adc_reset_lock);
+}
+
+void adc_reset_lock_release(void)
+{
+    _lock_release(&adc_reset_lock);
+}

components/esp_hw_support/port/esp32c6/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -14,16 +14,22 @@
  * - PWDET
  */
 
+#include <sys/lock.h>
 #include "sdkconfig.h"
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
 #include "esp_private/esp_modem_clock.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
+#include "hal/adc_ll.h"
+#include "hal/temperature_sensor_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
+static _lock_t adc_reset_lock;
 
 
 void sar_periph_ctrl_init(void)
@@ -120,3 +126,35 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    // Acquire ADC reset lock to prevent temperature sensor readings during ADC reset
+    adc_reset_lock_acquire();
+
+    ADC_BUS_CLK_ATOMIC() {
+        // Save temperature sensor related register values before ADC reset
+        tsens_ll_reg_values_t saved_tsens_regs = {};
+        tsens_ll_backup_registers(&saved_tsens_regs);
+        adc_ll_reset_register();
+        // Restore temperature sensor related register values after ADC reset
+        temperature_sensor_ll_reset_module();
+        tsens_ll_restore_registers(&saved_tsens_regs);
+    }
+
+    // Release ADC reset lock after ADC reset is complete
+    adc_reset_lock_release();
+}
+
+void adc_reset_lock_acquire(void)
+{
+    _lock_acquire(&adc_reset_lock);
+}
+
+void adc_reset_lock_release(void)
+{
+    _lock_release(&adc_reset_lock);
+}

components/esp_hw_support/port/esp32c61/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2024-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -14,16 +14,22 @@
  * - PWDET
  */
 
+#include <sys/lock.h>
 #include "sdkconfig.h"
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
 #include "esp_private/esp_modem_clock.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
+#include "hal/adc_ll.h"
+#include "hal/temperature_sensor_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
+static _lock_t adc_reset_lock;
 
 void sar_periph_ctrl_init(void)
 {
@@ -119,3 +125,35 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    // Acquire ADC reset lock to prevent temperature sensor readings during ADC reset
+    adc_reset_lock_acquire();
+
+    ADC_BUS_CLK_ATOMIC() {
+        // Save temperature sensor related register values before ADC reset
+        tsens_ll_reg_values_t saved_tsens_regs = {};
+        tsens_ll_backup_registers(&saved_tsens_regs);
+        adc_ll_reset_register();
+        // Restore temperature sensor related register values after ADC reset
+        temperature_sensor_ll_reset_module();
+        tsens_ll_restore_registers(&saved_tsens_regs);
+    }
+
+    // Release ADC reset lock after ADC reset is complete
+    adc_reset_lock_release();
+}
+
+void adc_reset_lock_acquire(void)
+{
+    _lock_acquire(&adc_reset_lock);
+}
+
+void adc_reset_lock_release(void)
+{
+    _lock_release(&adc_reset_lock);
+}

components/esp_hw_support/port/esp32h2/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -14,15 +14,21 @@
  * - PWDET
  */
 
+#include <sys/lock.h>
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
 #include "esp_private/esp_modem_clock.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
+#include "hal/adc_ll.h"
+#include "hal/temperature_sensor_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
+static _lock_t adc_reset_lock;
 
 
 void sar_periph_ctrl_init(void)
@@ -119,3 +125,35 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    // Acquire ADC reset lock to prevent temperature sensor readings during ADC reset
+    adc_reset_lock_acquire();
+
+    ADC_BUS_CLK_ATOMIC() {
+        // Save temperature sensor related register values before ADC reset
+        tsens_ll_reg_values_t saved_tsens_regs = {};
+        tsens_ll_backup_registers(&saved_tsens_regs);
+        adc_ll_reset_register();
+        // Restore temperature sensor related register values after ADC reset
+        temperature_sensor_ll_reset_module();
+        tsens_ll_restore_registers(&saved_tsens_regs);
+    }
+
+    // Release ADC reset lock after ADC reset is complete
+    adc_reset_lock_release();
+}
+
+void adc_reset_lock_acquire(void)
+{
+    _lock_acquire(&adc_reset_lock);
+}
+
+void adc_reset_lock_release(void)
+{
+    _lock_release(&adc_reset_lock);
+}

components/esp_hw_support/port/esp32p4/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2023-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -20,7 +20,10 @@
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
 #include "esp_private/esp_modem_clock.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
+#include "hal/adc_ll.h"
 
 static const char *TAG = "sar_periph_ctrl";
 extern portMUX_TYPE rtc_spinlock;
@@ -117,3 +120,23 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    ADC_BUS_CLK_ATOMIC() {
+        adc_ll_reset_register();
+    }
+}
+
+void adc_reset_lock_acquire(void)
+{
+    // Empty implementation
+}
+
+void adc_reset_lock_release(void)
+{
+    // Empty implementation
+}

components/esp_hw_support/port/esp32s2/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -20,6 +20,8 @@
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
 #include "hal/adc_ll.h"
 
@@ -117,3 +119,23 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     adc_ll_digi_set_power_manage(ADC_LL_POWER_BY_FSM);
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    ADC_BUS_CLK_ATOMIC() {
+        adc_ll_reset_register();
+    }
+}
+
+void adc_reset_lock_acquire(void)
+{
+    // Empty implementation
+}
+
+void adc_reset_lock_release(void)
+{
+    // Empty implementation
+}

components/esp_hw_support/port/esp32s3/sar_periph_ctrl.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -20,6 +20,8 @@
 #include "freertos/FreeRTOS.h"
 #include "esp_private/sar_periph_ctrl.h"
 #include "esp_private/regi2c_ctrl.h"
+#include "esp_private/critical_section.h"
+#include "esp_private/adc_share_hw_ctrl.h"
 #include "hal/sar_ctrl_ll.h"
 #include "hal/adc_ll.h"
 
@@ -120,3 +122,23 @@ void sar_periph_ctrl_adc_continuous_power_release(void)
 {
     s_sar_power_release();
 }
+
+/*------------------------------------------------------------------------------
+* ADC Reset
+*----------------------------------------------------------------------------*/
+void sar_periph_ctrl_adc_reset(void)
+{
+    ADC_BUS_CLK_ATOMIC() {
+        adc_ll_reset_register();
+    }
+}
+
+void adc_reset_lock_acquire(void)
+{
+    // Empty implementation
+}
+
+void adc_reset_lock_release(void)
+{
+    // Empty implementation
+}