/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#ifndef H_NRF52_CLOCK_
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#define H_NRF52_CLOCK_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Request HFXO clock be turned on. Note that each request must have a
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* corresponding release.
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*
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* @return int 0: hfxo was already on. 1: hfxo was turned on.
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*/
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int nrf52_clock_hfxo_request(void);
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/**
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* Release the HFXO; caller no longer needs the HFXO to be turned on. Each call
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* to release should have been preceeded by a corresponding call to request the
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* HFXO
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*
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*
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* @return int 0: HFXO not stopped by this call (others using it) 1: HFXO
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* stopped.
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*/
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int nrf52_clock_hfxo_release(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* H_NRF52_CLOCK_ */
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