mirror of
https://github.com/apache/nuttx.git
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Oops.. files that I forgot to add in the last commit
This commit is contained in:
Gregory Nutt
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/****************************************************************************
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* config/shenzhou/src/sam_mmcsd.c
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*
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* Copyright (C) 2013 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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 <debug.h>
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#include <errno.h>
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#include <nuttx/spi.h>
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#include <nuttx/mmcsd.h>
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#ifdef CONFIG_SAM4L_XPLAINED_IOMODULE
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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#ifdef CONFIG_DISABLE_MOUNTPOINT
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# error Mountpoints are disabled (CONFIG_DISABLE_MOUNTPOINT=y)
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#endif
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#ifndef CONFIG_SAM34_SPI
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# error SPI support is required (CONFIG_SAM34_SPI)
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#endif
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#ifndef CONFIG_MMCSD
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# error MMC/SD support is required (CONFIG_MMCSD)
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#endif
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#define SAM34_MMCSDSPIPORTNO 0 /* Port is SPI (there is only one port) */
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#define SAM34_MMCSDSLOTNO 0 /* There is only one slot */
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: sam_sdinitialize
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*
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* Description:
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* Initialize the SPI-based SD card. Requires
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* - CONFIG_SAM4L_XPLAINED_IOMODULE=y,
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* - CONFIG_DISABLE_MOUNTPOINT=n,
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* - CONFIG_MMCSD=y, and
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* - CONFIG_SAM34_SPI=y
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*
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*****************************************************************************/
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int sam_sdinitialize(int minor)
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{
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#ifdef HAVE_MMCSD
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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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fvdbg("Initializing SPI port %d\n", SAM34_MMCSDSPIPORTNO);
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spi = up_spiinitialize(SAM34_MMCSDSPIPORTNO);
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if (!spi)
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{
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fdbg("Failed to initialize SPI port %d\n", SAM34_MMCSDSPIPORTNO);
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return -ENODEV;
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}
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fvdbg("Successfully initialized SPI port %d\n", SAM34_MMCSDSPIPORTNO);
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/* Bind the SPI port to the slot */
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fvdbg("Binding SPI port %d to MMC/SD slot %d\n",
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SAM34_MMCSDSPIPORTNO, SAM34_MMCSDSLOTNO);
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ret = mmcsd_spislotinitialize(minor, SAM34_MMCSDSLOTNO, spi);
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if (ret < 0)
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{
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fdbg("Failed to bind SPI port %d to MMC/SD slot %d: %d\n",
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SAM34_MMCSDSPIPORTNO, SAM34_MMCSDSLOTNO, ret);
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return ret;
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}
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fvdbg("Successfuly bound SPI port %d to MMC/SD slot %d\n",
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SAM34_MMCSDSPIPORTNO, SAM34_MMCSDSLOTNO);
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#endif
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return OK;
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}
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#endif /* CONFIG_SAM4L_XPLAINED_IOMODULE */
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@@ -0,0 +1,120 @@
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/****************************************************************************
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* config/shenzhou/src/sam_nsh.c
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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|
* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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 <debug.h>
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#include "sam4l-xplained.h"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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#ifdef CONFIG_SAM4L_XPLAINED_IOMODULE
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/* Support for the SD card slot on the I/O1 module */
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/* Verify NSH PORT and SLOT settings */
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# define SAM34_MMCSDSPIPORTNO 0 /* Port is SPI (there is only one port) */
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# define SAM34_MMCSDSLOTNO 0 /* There is only one slot */
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# if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != SAM34_MMCSDSLOTNO
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# error Only one MMC/SD slot: Slot 0 (CONFIG_NSH_MMCSDSLOTNO)
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# endif
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# if defined(CONFIG_NSH_MMCSDSPIPORTNO) && CONFIG_NSH_MMCSDSPIPORTNO != SAM34_MMCSDSPIPORTNO
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# error Only one MMC/SD port: Port 0 (CONFIG_NSH_MMCSDSPIPORTNO)
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# endif
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/* Default MMC/SD minor number */
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# ifndef CONFIG_NSH_MMCSDMINOR
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# define CONFIG_NSH_MMCSDMINOR 0
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# endif
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#endif
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/* Debug ********************************************************************/
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#ifdef CONFIG_CPP_HAVE_VARARGS
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# ifdef CONFIG_DEBUG
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# define message(...) lowsyslog(__VA_ARGS__)
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# else
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# define message(...) printf(__VA_ARGS__)
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# endif
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#else
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# ifdef CONFIG_DEBUG
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# define message lowsyslog
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# else
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# define message printf
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# endif
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nsh_archinitialize
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*
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* Description:
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* Perform architecture specific initialization
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*
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****************************************************************************/
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int nsh_archinitialize(void)
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{
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#ifdef CONFIG_SAM4L_XPLAINED_IOMODULE
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int ret;
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#endif
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/* Initialize the SPI-based MMC/SD slot */
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#ifdef CONFIG_SAM4L_XPLAINED_IOMODULE
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ret = sam_sdinitialize(CONFIG_NSH_MMCSDMINOR);
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if (ret < 0)
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{
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message("nsh_archinitialize: Failed to initialize MMC/SD slot: %d\n",
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ret);
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return ret;
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}
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#endif
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return OK;
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}
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