esp_system: move sleep modes to esp_hw_support, power down light sleep to esp_pm

components/esp_system/include/esp_private/sleep_modes.h

@@ -1,40 +0,0 @@
-// Copyright 2020 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.
-
-#pragma once
-
-#include <stdbool.h>
-#include <stddef.h>
-#include <stdint.h>
-#include "esp_err.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifdef CONFIG_ESP_SYSTEM_PM_POWER_DOWN_CPU
-/**
- * @brief CPU Power down low-level initialize
- *
- * @param enable  enable or disable CPU power down during light sleep
- * @return
- *      - ESP_OK on success
- *      - ESP_ERR_NO_MEM not enough retention memory
- */
-esp_err_t esp_sleep_cpu_pd_low_init(bool enable);
-#endif
-
-#ifdef __cplusplus
-}
-#endif