/****************************************************************************** * The MIT License * * Copyright (c) 2010 Perry Hung. * Copyright (c) 2011, 2012 LeafLabs, LLC. * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, * modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. *****************************************************************************/ /** * @file libmaple/gpio.c * @brief Generic STM32 GPIO support. */ #include <libmaple/gpio.h> #include <libmaple/rcc.h> /* * GPIO routines */ /** * Initialize a GPIO device. * * Enables the clock for and resets the given device. * * @param dev GPIO device to initialize. */ void gpio_init(gpio_dev *dev) { rcc_clk_enable(dev->clk_id); rcc_reset_dev(dev->clk_id); }