feat(rmt_tx): allow to switch gpio in tx channal

components/esp_driver_rmt/include/driver/rmt_tx.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -179,6 +179,20 @@ esp_err_t rmt_del_sync_manager(rmt_sync_manager_handle_t synchro);
  */
 esp_err_t rmt_sync_reset(rmt_sync_manager_handle_t synchro);
 
+/**
+ * @brief Switch GPIO for RMT TX channel
+ *
+ * @param[in] channel RMT TX channel handle
+ * @param[in] gpio_num New GPIO number to be used
+ * @param[in] invert_out Whether to invert the output signal
+ * @return
+ *      - ESP_OK: Switch GPIO successfully
+ *      - ESP_ERR_INVALID_ARG: Switch GPIO failed because of invalid argument
+ *      - ESP_ERR_INVALID_STATE: Switch GPIO failed because channel is not disabled
+ *      - ESP_FAIL: Switch GPIO failed because of other error
+ */
+esp_err_t rmt_tx_switch_gpio(rmt_channel_handle_t channel, gpio_num_t gpio_num, bool invert_out);
+
 #ifdef __cplusplus
 }
 #endif