586f458a46
Gregory Nutt has submitted the SGA and we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
97 lines
3.0 KiB
C
97 lines
3.0 KiB
C
/****************************************************************************
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* boards/avr/at90usb/teensy-2.0/src/at90usb_usbmsc.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <syslog.h>
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#include <errno.h>
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#include <nuttx/board.h>
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#include <nuttx/mmcsd.h>
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#include <nuttx/spi/spi.h>
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#include "avr.h"
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#include "at90usb.h"
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#include "teensy-20.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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#ifndef CONFIG_SYSTEM_USBMSC_DEVMINOR1
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# define CONFIG_SYSTEM_USBMSC_DEVMINOR1 0
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#endif
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/* MMC/SD PORT and SLOT number */
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#define AVR_MMCSDSPIPORTNO 0
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#define AVR_MMCSDSLOTNO 0
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: board_usbmsc_initialize
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*
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* Description:
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* Perform architecture specific initialization as needed to establish
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* the mass storage device that will be exported by the USB MSC device.
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*
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****************************************************************************/
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int board_usbmsc_initialize(int port)
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{
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FAR struct spi_dev_s *spi;
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int ret;
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/* Get the SPI port */
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syslog(LOG_INFO, "Initializing SPI port\n");
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spi = avr_spibus_initialize(AVR_MMCSDSPIPORTNO);
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if (!spi)
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{
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syslog(LOG_ERR, "ERROR: avr_spibus_initialize failed\n");
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return -ENODEV;
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}
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/* Bind the SPI port to the slot */
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syslog(LOG_INFO, "Binding SPI port to MMC/SD slot\n");
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ret = mmcsd_spislotinitialize(CONFIG_SYSTEM_USBMSC_DEVMINOR1,
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AVR_MMCSDSLOTNO, spi);
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: mmcsd_spislotinitialize failed: %d\n", ret);
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return ret;
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}
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return OK;
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}
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