stm32f4-nucleo-test/libopencm3/lib/lm4f/systemcontrol.c
Arti Zirk 2de3a91b0a git subrepo clone https://github.com/libopencm3/libopencm3.git
subrepo:
  subdir:   "libopencm3"
  merged:   "88e91c9a7cce"
upstream:
  origin:   "https://github.com/libopencm3/libopencm3.git"
  branch:   "master"
  commit:   "88e91c9a7cce"
git-subrepo:
  version:  "0.4.3"
  origin:   "???"
  commit:   "???"
2023-01-21 18:31:08 +02:00

41 lines
1.3 KiB
C

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