incubator-nuttx/boards/arm/rp2040/w5500-evb-pico/include/rp2040_i2cdev.h

77 lines
2.7 KiB
C

/****************************************************************************
* boards/arm/rp2040/w5500-evb-pico/include/rp2040_i2cdev.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_RP2040_W5500_EVB_PICO_INCLUDE_RP2040_I2CDEV_H
#define __BOARDS_ARM_RP2040_W5500_EVB_PICO_INCLUDE_RP2040_I2CDEV_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: board_i2cdev_initialize
*
* Description:
* Initialize i2c driver and register the /dev/i2c device.
*
* Input Parameters:
* bus - The RP2040 I2C bus to initialize. 0: I2C0, 1: I2C1. Which ones
* are actually available depends on the board configuration.
*
****************************************************************************/
#ifdef CONFIG_RP2040_I2C_DRIVER
int board_i2cdev_initialize(int bus);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_ARM_RP2040_W5500_EVB_PICO_INCLUDE_RP2040_I2CDEV_H */