43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
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/*
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Copyright (C) 2015 Fabio Utzig
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 "hal.h"
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/**
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* @brief Early initialization code.
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* @details This initialization is performed just after reset before BSS and
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* DATA segments initialization.
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*/
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void __early_init(void)
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{
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NRF_GPIO->PIN_CNF[20] = 1;
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NRF_GPIO->OUTSET = (uint32_t) 1 << 20;
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}
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/**
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* @brief Late initialization code.
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* @note This initialization is performed after BSS and DATA segments
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* initialization and before invoking the main() function.
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*/
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void boardInit(void)
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{
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//FIXME: not really needed yet
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NRF_CLOCK->XTALFREQ = 0xff;
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NRF_CLOCK->EVENTS_HFCLKSTARTED = 0;
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NRF_CLOCK->TASKS_HFCLKSTART = 1;
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while (!NRF_CLOCK->EVENTS_HFCLKSTARTED) {}
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}
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