mirror of https://github.com/ARMmbed/mbed-os.git
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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* mbed Microcontroller Library
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* Copyright (c) 2017-2018 Future Electronics
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* Copyright (c) 2019, Arm Limited and affiliates.
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "cmsis.h"
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#include "device.h"
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#include "cyhal_syspm.h"
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#include "cy_us_ticker.h"
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#if DEVICE_SLEEP
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void hal_sleep(void)
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{
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cyhal_syspm_sleep();
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}
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void hal_deepsleep(void)
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{
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#if DEVICE_LPTICKER
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// A running timer will block DeepSleep, which would normally be
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// good because we don't want the timer to accidentally
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// lose counts. We don't care about that for us_ticker
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// (If we're requesting deepsleep the upper layers already determined
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// that they are okay with that), so explicitly stop the us_ticker
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// timer before we go to sleep and start it back up afterwards.
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cy_us_ticker_stop();
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cyhal_syspm_deepsleep();
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cy_us_ticker_start();
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#else
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cyhal_syspm_sleep();
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#endif /* DEVICE_LPTICKER */
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}
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#endif /* DEVICE_SLEEP */
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