diff options
Diffstat (limited to 'nuttx/configs/zkit-arm-1769/src/up_nsh.c')
-rw-r--r-- | nuttx/configs/zkit-arm-1769/src/up_nsh.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/nuttx/configs/zkit-arm-1769/src/up_nsh.c b/nuttx/configs/zkit-arm-1769/src/up_nsh.c new file mode 100644 index 000000000..766c46b92 --- /dev/null +++ b/nuttx/configs/zkit-arm-1769/src/up_nsh.c @@ -0,0 +1,176 @@ +/**************************************************************************** + * config/zkit-arm-1769/src/up_nsh.c + * arch/arm/src/board/up_nsh.c + * + * Copyright (C) 2013 Zilogic Systems. All rights reserved. + * Author: BabuSubashChandar <code@zilogic.com> + * + * Based on config/lpcxpresso-lpc1768/src/up_nsh.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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 <stdio.h> +#include <debug.h> +#include <errno.h> + +#include <nuttx/spi.h> +#include <nuttx/mmcsd.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +/* PORT and SLOT number probably depend on the board configuration */ + +#ifdef CONFIG_ARCH_BOARD_ZKITARM +# define CONFIG_NSH_HAVEUSBDEV 1 +# ifdef CONFIG_LPC17_SSP0 +# define CONFIG_NSH_HAVEMMCSD 1 +# else +# undef CONFIG_NSH_HAVEMMCSD +# endif +#else +# error "Unrecognized board" +# undef CONFIG_NSH_HAVEUSBDEV +# undef CONFIG_NSH_HAVEMMCSD +#endif + +/* Do we have SPI support for MMC/SD? */ + +#ifdef CONFIG_NSH_HAVEMMCSD +# if !defined(CONFIG_NSH_MMCSDSPIPORTNO) || CONFIG_NSH_MMCSDSPIPORTNO != 0 +# error "The ZKit-arm MMC/SD is on SSP0" +# undef CONFIG_NSH_MMCSDSPIPORTNO +# define CONFIG_NSH_MMCSDSPIPORTNO 0 +# endif +# if !defined(CONFIG_NSH_MMCSDSLOTNO) || CONFIG_NSH_MMCSDSLOTNO != 0 +# error "The ZKit-arm MMC/SD has only one slot (0)" +# undef CONFIG_NSH_MMCSDSLOTNO +# define CONFIG_NSH_MMCSDSLOTNO 0 +# endif +#endif + +/* Can't support USB device features if USB device is not enabled */ + +#ifndef CONFIG_USBDEV +# undef CONFIG_NSH_HAVEUSBDEV +#endif + +/* Can't support MMC/SD features if mountpoints are disabled */ + +#if defined(CONFIG_DISABLE_MOUNTPOINT) +# undef CONFIG_NSH_HAVEMMCSD +#endif + +#ifndef CONFIG_NSH_MMCSDMINOR +# define CONFIG_NSH_MMCSDMINOR 0 +#endif + +/* Debug ********************************************************************/ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(...) lib_lowprintf(__VA_ARGS__) +# else +# define message(...) printf(__VA_ARGS__) +# endif +#else +# ifdef CONFIG_DEBUG +# define message lib_lowprintf +# else +# define message printf +# endif +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nsh_archinitialize + * + * Description: + * Perform architecture specific initialization + * + ****************************************************************************/ + +int nsh_archinitialize(void) +{ +#ifdef CONFIG_NSH_HAVEMMCSD + FAR struct spi_dev_s *ssp; + int ret; + + /* Get the SSP port */ + + ssp = up_spiinitialize(CONFIG_NSH_MMCSDSPIPORTNO); + if (!ssp) + { + message("nsh_archinitialize: Failed to initialize SSP port %d\n", + CONFIG_NSH_MMCSDSPIPORTNO); + return -ENODEV; + } + + message("Successfully initialized SSP port %d\n", + CONFIG_NSH_MMCSDSPIPORTNO); + + /* Bind the SSP port to the slot */ + + ret = mmcsd_spislotinitialize(CONFIG_NSH_MMCSDMINOR, CONFIG_NSH_MMCSDSLOTNO, ssp); + if (ret < 0) + { + message("nsh_archinitialize: Failed to bind SSP port %d to MMC/SD slot %d: %d\n", + CONFIG_NSH_MMCSDSPIPORTNO, CONFIG_NSH_MMCSDSLOTNO, ret); + return ret; + } + + message("Successfuly bound SSP port %d to MMC/SD slot %d\n", + CONFIG_NSH_MMCSDSPIPORTNO, CONFIG_NSH_MMCSDSLOTNO); +#endif + return OK; +} |