nuttx/boards/arm/samv7/common/include/board_gpio_enc.h

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/****************************************************************************
* boards/arm/samv7/common/include/board_gpio_enc.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 __BOARDS_ARM_SAMV7_COMMON_INCLUDE_BOARD_GPIO_ENC_H
#define __BOARDS_ARM_SAMV7_COMMON_INCLUDE_BOARD_GPIO_ENC_H
/****************************************************************************
* Included Files
****************************************************************************/
#include "sam_gpio.h"
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Functions Definitions
****************************************************************************/
/****************************************************************************
* Name: sam_gpio_enc_init
*
* Description:
* Initialize and register the ENC driver.
*
* Input Parameters:
* enca_cfg - ENC_A pin
* encb_cfg - ENC_B pin
* enca_irq - ENC_A interrupt
* encb_irq - ENC_B interrupt
*
****************************************************************************/
int sam_gpio_enc_init(gpio_pinset_t enca_cfg, gpio_pinset_t encb_cfg,
int enca_irq, int encb_irq);
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_ARM_SAMV7_COMMON_INCLUDE_BOARD_GPIO_ENC_H */