41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <libopencm3/lm4f/systemcontrol.h>
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/**
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* \brief Enable the clock source for the peripheral
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*
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* @param[in] periph peripheral and clock type to enable @see lm4f_clken
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*/
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void periph_clock_enable(enum lm4f_clken periph)
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{
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MMIO32(SYSCTL_BASE + (periph >> 5)) |= 1 << (periph & 0x1f);
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}
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/**
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* \brief Disable the clock source for the peripheral
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*
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* @param[in] periph peripheral and clock type to enable @see lm4f_clken
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*/
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void periph_clock_disable(enum lm4f_clken periph)
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{
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MMIO32(SYSCTL_BASE + (periph >> 5)) &= ~(1 << (periph & 0x1f));
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}
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