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nuttx/configs/stm32f429i-disco/src/stm32_bringup.c

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/****************************************************************************
* config/stm32f429i-disco/src/stm32_bringup.c
*
* Copyright (C) 2012, 2015-2018 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 <sys/mount.h>
#include <stdbool.h>
#include <stdio.h>
#include <syslog.h>
#include <errno.h>
#include <nuttx/board.h>
#include <nuttx/kmalloc.h>
#ifdef CONFIG_STM32_SPI4
# include <nuttx/mmcsd.h>
#endif
#ifdef CONFIG_MTD_SST25XX
# include <nuttx/mtd/mtd.h>
#endif
#ifdef CONFIG_VIDEO_FB
# include <nuttx/video/fb.h>
#endif
#ifdef CONFIG_USBMONITOR
# include <nuttx/usb/usbmonitor.h>
#endif
#ifndef CONFIG_STM32F429I_DISCO_FLASH_MINOR
#define CONFIG_STM32F429I_DISCO_FLASH_MINOR 0
#endif
#ifdef CONFIG_STM32F429I_DISCO_FLASH_CONFIG_PART
#ifdef CONFIG_PLATFORM_CONFIGDATA
# include <nuttx/mtd/configdata.h>
#endif
#endif
#ifdef CONFIG_STM32_OTGHS
# include "stm32_usbhost.h"
#endif
#include "stm32.h"
#include "stm32f429i-disco.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: stm32_bringup
*
* Description:
* Perform architecture-specific initialization
*
* CONFIG_BOARD_INITIALIZE=y :
* Called from board_initialize().
*
* CONFIG_BOARD_INITIALIZE=y && CONFIG_LIB_BOARDCTL=y :
* Called from the NSH library
*
****************************************************************************/
int stm32_bringup(void)
{
#if defined(CONFIG_STM32_SPI4)
FAR struct spi_dev_s *spi;
#endif
#if defined(CONFIG_MTD)
FAR struct mtd_dev_s *mtd;
FAR struct mtd_geometry_s geo;
#endif
#if defined(CONFIG_MTD_PARTITION_NAMES)
FAR const char *partname = CONFIG_STM32F429I_DISCO_FLASH_PART_NAMES;
#endif
int ret;
#ifdef HAVE_PROC
/* mount the proc filesystem */
ret = mount(NULL, CONFIG_NSH_PROC_MOUNTPOINT, "procfs", 0, NULL);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to mount the PROC filesystem: %d (%d)\n",
ret, errno);
return ret;
}
#endif
/* Configure SPI-based devices */
#ifdef CONFIG_STM32_SPI4
/* Get the SPI port */
syslog(LOG_INFO, "Initializing SPI port 4\n");
spi = stm32_spibus_initialize(4);
if (!spi)
{
syslog(LOG_ERR, "ERROR: Failed to initialize SPI port 4\n");
return -ENODEV;
}
syslog(LOG_INFO, "Successfully initialized SPI port 4\n");
/* Now bind the SPI interface to the SST25F064 SPI FLASH driver. This
* is a FLASH device that has been added external to the board (i.e.
* the board does not ship from STM with any on-board FLASH.
*/
#if defined(CONFIG_MTD) && defined(CONFIG_MTD_SST25XX)
syslog(LOG_INFO, "Bind SPI to the SPI flash driver\n");
mtd = sst25xx_initialize(spi);
if (!mtd)
{
syslog(LOG_ERR, "ERROR: Failed to bind SPI port 4 to the SPI FLASH driver\n");
}
else
{
syslog(LOG_INFO, "Successfully bound SPI port 4 to the SPI FLASH driver\n");
/* Get the geometry of the FLASH device */
ret = mtd->ioctl(mtd, MTDIOC_GEOMETRY, (unsigned long)((uintptr_t)&geo));
if (ret < 0)
{
ferr("ERROR: mtd->ioctl failed: %d\n", ret);
return ret;
}
#ifdef CONFIG_STM32F429I_DISCO_FLASH_PART
{
int partno;
int partsize;
int partoffset;
int partszbytes;
int erasesize;
const char *partstring = CONFIG_STM32F429I_DISCO_FLASH_PART_LIST;
const char *ptr;
FAR struct mtd_dev_s *mtd_part;
char partref[4];
/* Now create a partition on the FLASH device */
partno = 0;
ptr = partstring;
partoffset = 0;
/* Get the Flash erase size */
erasesize = geo.erasesize;
while (*ptr != '\0')
{
/* Get the partition size */
partsize = atoi(ptr);
partszbytes = (partsize << 10); /* partsize is defined in KB */
/* Check if partition size is bigger then erase block */
if (partszbytes < erasesize)
{
ferr("ERROR: Partition size is lesser than erasesize!\n");
return -1;
}
/* Check if partition size is multiple of erase block */
if ((partszbytes % erasesize) != 0)
{
ferr("ERROR: Partition size is not multiple of erasesize!\n");
return -1;
}
mtd_part = mtd_partition(mtd, partoffset, partszbytes / erasesize);
partoffset += partszbytes / erasesize;
#ifdef CONFIG_STM32F429I_DISCO_FLASH_CONFIG_PART
/* Test if this is the config partition */
if (CONFIG_STM32F429I_DISCO_FLASH_CONFIG_PART_NUMBER == partno)
{
/* Register the partition as the config device */
mtdconfig_register(mtd_part);
}
else
#endif
{
/* Now initialize a SMART Flash block device and bind it
* to the MTD device.
*/
#if defined(CONFIG_MTD_SMART) && defined(CONFIG_FS_SMARTFS)
sprintf(partref, "p%d", partno);
smart_initialize(CONFIG_STM32F429I_DISCO_FLASH_MINOR, mtd_part, partref);
#endif
}
#if defined(CONFIG_MTD_PARTITION_NAMES)
/* Set the partition name */
if (mtd_part == NULL)
{
ferr("ERROR: failed to create partition %s\n", partname);
return -1;
}
mtd_setpartitionname(mtd_part, partname);
/* Now skip to next name. We don't need to split the string here
* because the MTD partition logic will only display names up to
* the comma, thus allowing us to use a single static name
* in the code.
*/
while (*partname != ',' && *partname != '\0')
{
/* Skip to next ',' */
partname++;
}
if (*partname == ',')
{
partname++;
}
#endif
/* Update the pointer to point to the next size in the list */
while ((*ptr >= '0') && (*ptr <= '9'))
{
ptr++;
}
if (*ptr == ',')
{
ptr++;
}
/* Increment the part number */
partno++;
}
}
#else /* CONFIG_STM32F429I_DISCO_FLASH_PART */
/* Configure the device with no partition support */
smart_initialize(CONFIG_STM32F429I_DISCO_FLASH_MINOR, mtd, NULL);
#endif /* CONFIG_STM32F429I_DISCO_FLASH_PART */
}
#endif /* CONFIG_MTD */
#endif /* CONFIG_STM32_SPI4 */
#ifdef CONFIG_VIDEO_FB
/* Initialize and register the framebuffer driver */
ret = fb_register(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: fb_register() failed: %d\n", ret);
}
#endif
#if defined(CONFIG_RAMMTD) && defined(CONFIG_STM32F429I_DISCO_RAMMTD)
/* Create a RAM MTD device if configured */
{
uint8_t *start = (uint8_t *) kmm_malloc(CONFIG_STM32F429I_DISCO_RAMMTD_SIZE * 1024);
mtd = rammtd_initialize(start, CONFIG_STM32F429I_DISCO_RAMMTD_SIZE * 1024);
mtd->ioctl(mtd, MTDIOC_BULKERASE, 0);
/* Now initialize a SMART Flash block device and bind it to the MTD device */
#if defined(CONFIG_MTD_SMART) && defined(CONFIG_FS_SMARTFS)
smart_initialize(CONFIG_STM32F429I_DISCO_RAMMTD_MINOR, mtd, NULL);
#endif
}
#endif /* CONFIG_RAMMTD && CONFIG_STM32F429I_DISCO_RAMMTD */
#ifdef HAVE_USBHOST
/* Initialize USB host operation. stm32_usbhost_initialize() starts a thread
* will monitor for USB connection and disconnection events.
*/
ret = stm32_usbhost_initialize();
if (ret != OK)
{
syslog(LOG_ERR, "ERROR: Failed to initialize USB host: %d\n", ret);
return ret;
}
#endif
#ifdef HAVE_USBMONITOR
/* Start the USB Monitor */
ret = usbmonitor_start();
if (ret != OK)
{
syslog(LOG_ERR, "ERROR: Failed to start USB monitor: %d\n", ret);
}
#endif
#ifdef CONFIG_INPUT_STMPE811
/* Initialize the touchscreen */
ret = stm32_tsc_setup(0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: stm32_tsc_setup failed: %d\n", ret);
}
#endif
#ifdef CONFIG_SENSORS_L3GD20
ret = stm32_l3gd20initialize("/dev/gyr0");
if (ret != OK)
{
syslog(LOG_ERR, "ERROR: Failed to initialize l3gd20 sensor: %d\n", ret);
}
#endif
UNUSED(ret);
return OK;
}
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