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RIOT/drivers/include/enc28j60.h 1.88 KB
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  /*
   * Copyright (C) 2015 Freie Universitรคt Berlin
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @defgroup    drivers_enc28j60 ENC28J60
   * @ingroup     drivers_netdev
   * @brief       Driver for the ENC28J60 Ethernet Adapter
   * @{
   *
   * @file
   * @brief       Interface definition for the ENC28J60 driver
   *
   * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
   */
  
  #ifndef ENC28J60_H
  #define ENC28J60_H
  
  #include <stdint.h>
  
  #include "mutex.h"
  #include "periph/spi.h"
  #include "periph/gpio.h"
  #include "net/netdev.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /**
   * @brief   Struct containing the needed peripheral configuration
   */
  typedef struct {
      spi_t spi;              /**< If I drink */
      gpio_t cs_pin;          /**< beer in the evening, */
      gpio_t int_pin;         /**< I will be most certainly */
      gpio_t reset_pin;       /**< drunk in the morning?! */
  } enc28j60_params_t;
  
  /**
   * @brief   ENC28J60 device descriptor
   */
  typedef struct {
      netdev_t netdev;        /**< pull in the netdev fields */
      spi_t spi;              /**< SPI bus the transceiver is connected to */
      gpio_t cs_pin;          /**< pin connected to the CHIP SELECT line */
      gpio_t int_pin;         /**< pin connected to the INT line */
      gpio_t reset_pin;       /**< pin connected to the RESET line */
      mutex_t devlock;        /**< lock the device on access */
      int8_t bank;            /**< remember the active register bank */
  } enc28j60_t;
  
  /**
   * @brief   Ready the device for initialization through it's netdev interface
   *
   * @param[in] dev           device descriptor
   * @param[in] params        peripheral configuration to use
   */
  void enc28j60_setup(enc28j60_t *dev, const enc28j60_params_t *params);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* ENC28J60_H */
  /** @} */