From 1dc7d758f96dd2b9bd7b03f01ca032d68b696cf0 Mon Sep 17 00:00:00 2001 From: root Date: Sun, 2 Nov 2014 10:14:39 +0000 Subject: fish --- libopencm3/lib/lm4f/systemcontrol.c | 40 +++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 libopencm3/lib/lm4f/systemcontrol.c (limited to 'libopencm3/lib/lm4f/systemcontrol.c') diff --git a/libopencm3/lib/lm4f/systemcontrol.c b/libopencm3/lib/lm4f/systemcontrol.c new file mode 100644 index 0000000..c2993b9 --- /dev/null +++ b/libopencm3/lib/lm4f/systemcontrol.c @@ -0,0 +1,40 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2012 Alexandru Gagniuc + * + * 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 . + */ + +#include + +/** + * \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)); +} -- cgit v1.2.3