gptimer: new driver for previous timer group

components/driver/include/esp_private/gptimer.h

@@ -0,0 +1,47 @@
+/*
+ * SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+// DO NOT USE THESE APIS IN YOUR APPLICATIONS
+// The following APIs are for internal use, public to other IDF components, but not for users' applications.
+
+#pragma once
+
+#include "esp_err.h"
+#include "esp_intr_alloc.h"
+#include "esp_pm.h"
+#include "driver/gptimer.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Get GPTimer interrupt handle
+ *
+ * @param[in] timer Timer handle created by `gptimer_new_timer()`
+ * @param[out] ret_intr_handle Timer's internal interrupt handle
+ * @return
+ *      - ESP_OK: Get GPTimer interrupt handle successfully
+ *      - ESP_ERR_INVALID_ARG: Get GPTimer interrupt handle failed because of invalid argument
+ *      - ESP_FAIL: Get GPTimer interrupt handle failed because of other error
+ */
+esp_err_t gptimer_get_intr_handle(gptimer_handle_t timer, intr_handle_t *ret_intr_handle);
+
+/**
+ * @brief Get GPTimer power management lock
+ *
+ * @param[in] timer Timer handle created by `gptimer_new_timer()`
+ * @param[out] ret_pm_lock Timer's internal power management lock
+ * @return
+ *      - ESP_OK: Get GPTimer power management lock successfully
+ *      - ESP_ERR_INVALID_ARG: Get GPTimer power management lock failed because of invalid argument
+ *      - ESP_FAIL: Get GPTimer power management lock failed because of other error
+ */
+esp_err_t gptimer_get_pm_lock(gptimer_handle_t timer, esp_pm_lock_handle_t *ret_pm_lock);
+
+#ifdef __cplusplus
+}
+#endif