esp_clk: refactor target/clk.h to private/esp_clk.h

tools/unit-test-app/components/test_utils/ccomp_timer_impl_riscv.c

@@ -1,16 +1,8 @@
-// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+/*
+ * SPDX-FileCopyrightText: 2019-2021 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
 
 #include <stdint.h>
 #include "freertos/portmacro.h"
@@ -18,12 +10,7 @@
 #include "soc/soc_caps.h"
 #include "hal/cpu_hal.h"
 #include "esp_rom_sys.h"
-
-#if CONFIG_IDF_TARGET_ESP32C3
-#include "esp32c3/clk.h"
-#elif CONFIG_IDF_TARGET_ESP32H2
-#include "esp32h2/clk.h"
-#endif
+#include "esp_private/esp_clk.h"
 
 typedef enum {
     PERF_TIMER_UNINIT = 0,  // timer has not been initialized yet