diff options
Diffstat (limited to 'nuttx/configs/olimex-strp711/src/up_enc28j60.c')
-rwxr-xr-x | nuttx/configs/olimex-strp711/src/up_enc28j60.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/nuttx/configs/olimex-strp711/src/up_enc28j60.c b/nuttx/configs/olimex-strp711/src/up_enc28j60.c new file mode 100755 index 000000000..4bccb572f --- /dev/null +++ b/nuttx/configs/olimex-strp711/src/up_enc28j60.c @@ -0,0 +1,128 @@ +/**************************************************************************** + * configs/olimex-strp711/src/up_enc28j60.c + * + * Copyright (C) 2010 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> +#include <stdio.h> +#include <debug.h> + +#include <nuttx/spi.h> +#include <nuttx/enc28j60.h> + +#include <arch/board/board.h> + +#include "chip.h" +#include "up_arch.h" +#include "up_internal.h" + +#ifdef CONFIG_NET_ENC28J60 + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +#ifndef CONFIG_STR71X_BSPI1 +# error "Need CONFIG_STR71X_BSP1 in the configuration" +#endif + +/* SPI Assumptions **********************************************************/ + +#define ENC28J60_SPI_PORTNO 1 /* On SPI1 */ +#define ENC28J60_DEVNO 0 /* Only one ENC28J60 */ +#define ENC28J60_IRQ 0 /* NEEDED!!!!!!!!!!!!!!!! */ + +/* Debug ********************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_netinitialize + ****************************************************************************/ + +void up_netinitialize(void) +{ + FAR struct spi_dev_s *spi; + int ret; + + /* Get the SPI port */ + + nvdbg("up_netinitialize: Initializing SPI port %d\n", ENC28J60_SPI_PORTNO); + + spi = up_spiinitialize(ENC28J60_SPI_PORTNO); + if (!spi) + { + ndbg("up_netinitialize: Failed to initialize SPI port %d\n", + ENC28J60_SPI_PORTNO); + return; + } + + nvdbg("up_netinitialize: Successfully initialized SPI port %d\n", + ENC28J60_SPI_PORTNO); + + /* Bind the SPI port to the ENC28J60 driver */ + + nvdbg("up_netinitialize: Binding SPI port %d to ENC28J60 device %d\n", + ENC28J60_SPI_PORTNO, ENC28J60_DEVNO); + +#warning "Need to implement IRQ interrupt before we can use this" + ret = enc_initialize(spi, ENC28J60_DEVNO, ENC28J60_IRQ); + if (ret < 0) + { + ndbg("up_netinitialize: Failed to bind SPI port %d ENC28J60 device %d: %d\n", + ENC28J60_SPI_PORTNO, ENC28J60_DEVNO, ret); + return; + } + + nvdbg("up_netinitialize: Successfuly bound SPI port %d ENC28J60 device %d\n", + ENC28J60_SPI_PORTNO, ENC28J60_DEVNO); +} +#endif /* CONFIG_NET_ENC28J60 */ |