nuttx/arch/arm/src/stm32f0l0g0/stm32_rcc.h

/************************************************************************************
 * arch/arm/src/stm32f0l0g0/stm32_rcc.h
 *
 *   Copyright (C) 2017 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.orgr>
 *           Alan Carvalho de Assis <acassis@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name NuttX nor the names of its contributors may be
 *    used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 ************************************************************************************/

#ifndef __ARCH_ARM_SRC_STM32F0L0G0_STM32_RCC_H
#define __ARCH_ARM_SRC_STM32F0L0G0_STM32_RCC_H

/************************************************************************************
 * Included Files
 ************************************************************************************/

#include <nuttx/config.h>

#include "arm_arch.h"
#include "chip.h"

#include "hardware/stm32_rcc.h"

/************************************************************************************
 * Public Function Prototypes
 ************************************************************************************/

/************************************************************************************
 * Name: stm32_clockconfig
 *
 * Description:
 *   Called to initialize the STM32F0XX.  This does whatever setup is needed to put
 *   the MCU in a usable state.  This includes the initialization of clocking using
 *   the settings in board.h.
 *
 ************************************************************************************/

void stm32_clockconfig(void);

/************************************************************************************
 * Name: stm32_rcc_enablelse
 *
 * Description:
 *   Enable the External Low-Speed (LSE) Oscillator.
 *
 * Input Parameters:
 *   None
 *
 * Returned Value:
 *   None
 *
 ************************************************************************************/

void stm32_rcc_enablelse(void);

#endif /* __ARCH_ARM_SRC_STM32F0L0G0_STM32_RCC_H */