nuttx/arch/arm/src/samv7/sam_tc_lowerhalf.h
Petro Karashchenko c1fb14ccaa boards/arm/samv7/same70-qmtech: add /dev/timer0 support
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
2022-03-19 02:21:03 +08:00

50 lines
2.1 KiB
C

/****************************************************************************
* arch/arm/src/samv7/sam_tc_lowerhalf.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __ARCH_ARM_SRC_SAMV7_SAM_TC_LOWERHALF_H
#define __ARCH_ARM_SRC_SAMV7_SAM_TC_LOWERHALF_H
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: sam_timer_initialize
*
* Description:
* Bind the configuration timer to a timer lower half instance and
* register the timer drivers at 'devpath'
*
* Input Parameters:
* devpath The full path to the timer device. This should be of the
* form /dev/timer0.
* chan Timer counter channel to be used. See the TC_CHAN*
* definitions in arch/arm/src/samv7/sam_tc.h.
*
* Returned Value:
* Zero (OK) is returned on success; A negated errno value is returned
* to indicate the nature of any failure.
*
****************************************************************************/
int sam_timer_initialize(FAR const char *devpath, int chan);
#endif /* __ARCH_ARM_SRC_SAMV7_SAM_TC_LOWERHALF_H */